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Nuvoton NuMicro ML51 Series Technical Reference Manual Download Page 702

ML51/ML54/ML56 

Sep. 01, 2020 

Page 

702

 of 719 

Rev 2.00 

 

ML
51
/ML

54
/ML
5

6 S

E

RI
E

S

 TECHNI

CA
L

 RE

F

E

R

E

NC

E

 M
A

NU

A

L 

ML51/M

L54

/M
L56

 Series

 

Tec

hnical Reference 

Manual

 

 

7  APPLICATION CIRCUIT 

7.1 Power Supply Scheme 

V

DD

V

SS

0.1uF*N

10uF+0.1uF

EXT_PWR

EXT_VSS

as close to VDD as possible

as close to the 

EXT_PWR as 

possible

VREF

as close to VREF 

as possible

1uF

L=30S

ML51  

Series

For external VREF source from 

VDD only

 

Figure 7.1  NuMicro

®

 ML51/ML54/ML56 Series Power supply circuit 

 

Summary of Contents for NuMicro ML51 Series

Page 1: ...document is the exclusive intellectual property of Nuvoton Technology Corporation and shall not be reproduced without permission from Nuvoton Nuvoton is providing this document only for reference purp...

Page 2: ...2 4 2 1 ML51 ML54 ML56 Series Pin Mapping 72 4 2 2 ML51 ML54 ML56 Series Pin Functional Description 74 5 BLOCK DIAGRAM 79 5 1 ML51 ML54 ML56 Series Full Function Block 79 6 FUNCTIONAL DESCRIPTION 80 6...

Page 3: ...ake up Timer WKT 421 6 7 1 Overview 421 6 7 2 Block Diagram 421 6 7 3 Control Register 422 6 8 Pulse Width Modulated PWM 428 6 8 1 Overview 428 6 8 2 Features 428 6 8 3 Block Diagram 429 6 8 4 Functio...

Page 4: ...13 4Register Description 566 6 14 Voltage Reference VREF 583 6 15 Analog Comparator Controller ACMP 585 6 15 1Overview 585 6 15 2Feature 585 6 15 3Block Diagram 586 6 15 4Functional Description 587 6...

Page 5: ...7 APPLICATION CIRCUIT 702 7 1 Power Supply Scheme 702 7 2 Peripheral Application Scheme 703 8 ELECTRICAL CHARACTERISTICS 704 9 PACKAGE DIMENSIONS 705 9 1 LQFP 64L pin 7 0 x 7 0 x 1 4 mm 705 9 2 LQFP...

Page 6: ...1AE Multi Function Pin assignment 38 Figure 4 1 18 ML51LD1AE Multi Function Pin assignment 41 Figure 4 1 19 ML54LD1AE Multi Function Pin assignment 44 Figure 4 1 20 ML56LD1AE Multi Function Pin assign...

Page 7: ...6 5 4 Timer Counter 0 in Mode 3 391 Figure 6 5 5 Timer 2 Block Diagram 401 Figure 6 5 6 Timer 2 Auto Reload Mode and Input Capture Module Functional Block Diagram 402 Figure 6 5 7 Timer 2 Compare Mode...

Page 8: ...Figure 6 12 2 I 2 C Bus Protocol 537 Figure 6 12 3 START Repeated START and STOP Conditions 537 Figure 6 12 4 Master Transmits Data to Slave by 7 bit 538 Figure 6 12 5 Master Reads Data from Slave by...

Page 9: ...Figure 6 17 5 Example of Type A and Type B 8 COM and SEG Driving Signals of 1 4 Bias 615 Figure 6 18 1 RTC Block Diagram 635 Figure 6 19 1Touch Key block diagram 668 Figure 6 19 2 Touch Key Sensing M...

Page 10: ...mer out Interval Under Different Pre scalars 414 Table 6 9 1 Serial Port 0 Mode baud rate Description 479 Table 6 9 2 Serial Port 1 Mode baud rate Description 480 Table 6 10 1 SC Activation and Cold R...

Page 11: ...sets of 2 channels PWM output channels with 3 individual configurable period two analog comparators eight channel shared pin interrupt for all I O ports one 12 bit ADC at 500 ksps one RTC offers prog...

Page 12: ...UID 128 bit Unique Customer ID UCID 128 bytes security protection memory SPROM Memories Flash Up to 64 KBytes of APROM for User Code 4 3 2 1 Kbytes of Flash for loader LDROM configure from APROM for I...

Page 13: ...auto reload Timer 3 which can be the baud rate clock source of UARTs Watchdog 6 bit free running up counter for WDT time out interval Selectable time out interval is 1 66 ms 3413 12 ms since WDT_CLK 3...

Page 14: ...Tick and Alarm Match interrupt Supports chip wake up from Idle or Power down mode while a RTC interrupt signal is generated Support clock source selectable from LXT or LIRC Analog Interfaces Analog to...

Page 15: ...er sequence Slave mode up to 12 Mhz ISO 7816 3 Two sets ISO 7816 3 device Supports ISO 7816 3 compliant T 0 T 1 Supports full duplex UART mode GPIO Four I O modes Quasi bidirectional mode Push Pull Ou...

Page 16: ...mable sensitivity levels for each channel Programmable scanning speed for different applications Supports effect when in Power down mode Supports single key scan and programmable periodic key scan Pro...

Page 17: ...eries Package Type Package ML51 ML54 ML56 ML51xB ML51xC ML51xD ML54xD ML56xD MSOP10 ML51BB9AE TSSOP14 ML51DB9AE TSSOP20 ML51FB9AE SOP20 ML51OB9AE QFN20 3x3 ML51XB9AE TSSOP28 ML51EB9AE ML51EC0AE SOP28...

Page 18: ...128 128 128 128 System Frequency MHz 24 24 24 24 24 24 24 24 GPIO 7 11 16 16 17 24 24 28 16 bit Timer 4 4 4 4 4 4 4 4 PWM 5 6 6 6 6 6 6 6 Analog Comparator 2 2 Internal Voltage Reference Y Y PDMA 2 2...

Page 19: ...MHz 24 24 24 24 24 24 GPIO 24 24 28 28 28 43 16 bit Timer 4 4 4 4 4 4 PWM 6 6 6 6 6 6 Analog Comparator 2 2 2 2 2 2 Internal Voltage Reference Y Y Y Y Y Y PDMA 2 2 2 2 2 2 RTC LCD Connectivity ISO 781...

Page 20: ...System Frequency MHz 24 24 24 GPIO 28 43 56 16 bit Timer 4 4 4 PWM 6 2 2 2 6 2 2 2 6 2 2 2 Analog Comparator 2 2 2 Internal Voltage Reference Y Y Y PDMA 4 4 4 RTC Y Y Y LCD Connectivity ISO 7816 3 2 2...

Page 21: ...stem Frequency MHz 24 24 24 GPIO 38 42 55 16 bit Timer 4 4 4 PWM 6 2 2 2 6 2 2 2 6 2 2 2 Analog Comparator 2 2 2 Internal Voltage Reference Y Y Y PDMA 4 4 4 RTC Y Y Y LCD 8x17 8x18 8x28 6x19 6x20 6x30...

Page 22: ...4 4 PWM 6 2 2 2 6 2 2 2 6 2 2 2 Analog Comparator 2 2 2 Internal Voltage Reference Y Y Y PDMA 4 4 4 RTC Y Y Y LCD 8x17 8x18 8x28 6x19 6x20 6x30 4x21 4x22 4x32 Touch Key 6 9 14 Connectivity ISO 7816 3...

Page 23: ...E Core Line Package Flash SRAM Reserve Temperature 1T 8051 Low power 51 Base 54 LCD 56 Touch B MSOP10 3x3 mm D TSSOP14 4 4x5 0 mm E TSSOP28 4 4x9 7 mm F TSSOP20 4 4x6 5 mm L LQFP48 7x7 mm M LQFP44 10x...

Page 24: ...LQFP64 Package 4 1 1 1 Corresponding Part Number ML51SD1AE ML54SD1AE ML56SD1AE ML51SD1AE LQFP64 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 48 47 46 45 44 43...

Page 25: ...48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 P2 6 P2 5 P2 4 P2 3 P2 2 P2 1 P2 0 P1 3 P1 2 P1 1 P1 0 VLCD P5 7 P5 5 P5 4 P5 3 nRESET P5 6 P0 0 P0 1 P...

Page 26: ...0 5 P0 6 P0 7 P5 2 P5 3 P1 7 P1 6 P1 5 P1 4 P4 0 P4 1 P4 2 P4 3 P4 4 P4 5 P5 1 P5 0 VSS P4 6 VDD P4 7 P3 3 P3 2 P3 1 P3 0 VREF AVSS P2 7 P2 6 Figure 4 1 3 ML51LD1AE Pin Assignment ML54LD1AE ML56LD1AE...

Page 27: ...0 1 P0 2 P0 3 P0 6 P0 7 P5 2 P5 3 P5 4 P1 7 P1 6 P1 5 P1 4 P4 0 P4 1 P4 2 P4 3 P4 4 P4 5 P5 1 VSS P4 6 VDD P3 3 P3 2 P3 1 P3 0 VREF AVSS P2 7 P2 6 Figure 4 1 5 ML54MD1AE ML56MD1AE Pin Assignment QFN33...

Page 28: ...3 P2 2 P2 1 P2 0 P5 5 P5 4 nRESET P5 6 P0 0 P0 1 P0 2 P0 3 P5 2 P5 3 P1 7 P1 6 P1 5 P1 4 P4 0 P4 1 P5 1 P5 0 LQFP32 Figure 4 1 7 ML51PC0AE ML51PB9AE Pin Assignment TSSOP28 Package 4 1 1 6 Correspondi...

Page 29: ...24 23 22 21 20 19 18 17 16 15 P1 4 P1 5 P1 6 P1 7 VSS P4 6 VDD P3 2 P3 1 P3 0 VREF P2 5 P2 4 P2 3 P4 0 P4 1 P5 1 P5 0 nRESET P0 0 P0 1 P0 2 P0 3 P5 2 P5 3 P2 0 P2 1 P2 2 Figure 4 1 9 ML51UC0AE ML51UB...

Page 30: ...13 12 11 VSS P4 6 VDD P3 2 P3 1 P3 0 VREF P2 5 P2 4 P2 3 P5 1 P5 0 nRESET P0 0 P0 1 P0 2 P0 3 P5 2 P5 3 P2 2 Figure 4 1 11 ML51OB9AE Pin Assignment QFN20 Package 4 1 1 10 Corresponding Part Number ML5...

Page 31: ...esponding Part Number ML51DB9AE ML51DB9AE 2 1 4 3 6 5 7 12 13 10 11 8 9 14 TSSOP14 VSS P4 6 VDD P3 1 P3 0 P2 5 P2 4 P5 1 P5 0 nRESET P0 2 P0 3 P5 2 P5 3 Figure 4 1 13 ML51DB9AE Pin Assignment MSOP10 P...

Page 32: ...T1_RXD I2C1_SDA PWM0_CH3 P0 3 SPI0_SS SPI1_SS UART1_TXD I2C1_SCL STADC PWM0_CH2 CLKO P0 4 UART0_RXD I2C0_SDA PWM0_CH1 P0 5 UART0_TXD I2C0_SCL PWM0_CH0 P3 6 PWM0_CH5 INT1 VDD VSS P0 6 UART0_RXD I2C1_SD...

Page 33: ...4 UART2_TXD PWM0_CH1 X32_OUT 16 P5 3 UART0_TXD I2C0_SCL XT1_IN 17 P5 2 UART0_RXD I2C0_SDA XT1_OUT 18 P3 5 PWM2_CH0 T0 19 P3 4 PWM2_CH1 T1 20 P0 7 UART0_TXD I2C1_SCL PWM3_CH0 INT1 21 P0 6 UART0_RXD I2C...

Page 34: ...44 P6 0 SPI0_MOSI 45 P1 4 I2C1_SCL 46 P1 5 I2C1_SDA 47 P1 6 UART0_TXD 48 P1 7 UART0_RXD 49 VSS 50 P4 6 PWM0_CH0 T0 CLKO INT0 51 VDD 52 P4 7 T1 53 P3 3 SPI1_SS PWM1_CH0 IC0 PWM0_BRAKE 54 P3 2 ADC_CH7 A...

Page 35: ...D_SEG1 UART0_TXD I2C1_SCL PWM3_CH0 INT1 P3 4 LCD_SEG2 PWM2_CH1 T1 P3 5 LCD_SEG3 PWM2_CH0 T0 P5 2 UART0_RXD I2C0_SDA XT1_OUT P1 7 LCD_SEG18 UART0_RXD LCD_COM7 P1 6 LCD_SEG19 UART0_TXD LCD_COM6 P1 5 LCD...

Page 36: ...CH1 X32_OUT 16 P5 3 UART0_TXD I2C0_SCL XT1_IN 17 P5 2 UART0_RXD I2C0_SDA XT1_OUT 18 P3 5 LCD_SEG3 PWM2_CH0 T0 19 P3 4 LCD_SEG2 PWM2_CH1 T1 20 P0 7 LCD_SEG1 UART0_TXD I2C1_SCL PWM3_CH0 INT1 21 P0 6 LCD...

Page 37: ..._SEG22 SPI0_MOSI 45 P1 4 LCD_SEG21 I2C1_SCL LCD_COM4 46 P1 5 LCD_SEG20 I2C1_SDA LCD_COM5 47 P1 6 LCD_SEG19 UART0_TXD LCD_COM6 48 P1 7 LCD_SEG18 UART0_RXD LCD_COM7 49 VSS 50 P4 6 LCD_SEG17 PWM0_CH0 T0...

Page 38: ...T0_RXD I2C0_SDA XT1_OUT P1 7 LCD_SEG18 UART0_RXD LCD_COM7 P1 6 LCD_SEG19 UART0_TXD LCD_COM6 P1 5 LCD_SEG20 I2C1_SDA LCD_COM5 P1 4 LCD_SEG21 I2C1_SCL LCD_COM4 P6 0 LCD_SEG22 SPI0_MOSI TK11 P6 1 LCD_SEG...

Page 39: ...G0 UART0_RXD I2C1_SDA PWM3_CH1 INT0 22 VSS 23 VDD 24 P3 6 TK7 PWM0_CH5 INT1 25 P0 5 UART0_TXD I2C0_SCL TK6 PWM0_CH0 26 P0 4 UART0_RXD I2C0_SDA TK5 PWM0_CH1 27 P0 3 SPI0_SS SPI1_SS UART1_TXD I2C1_SCL T...

Page 40: ...ART0_RXD LCD_COM7 49 VSS 50 P4 6 LCD_SEG17 PWM0_CH0 T0 CLKO INT0 51 VDD 52 P4 7 LCD_SEG16 LCD_COM0 T1 53 P3 3 LCD_SEG15 SPI1_SS LCD_COM1 PWM1_CH0 IC0 PWM0_BRAKE 54 P3 2 ADC_CH7 ACMP1_N1 LCD_SEG14 SPI1...

Page 41: ...RXD I2C1_SDA PWM0_CH3 P0 3 SPI0_SS SPI1_SS UART1_TXD I2C1_SCL STADC PWM0_CH2 CLKO P0 4 UART0_RXD I2C0_SDA PWM0_CH1 P0 5 UART0_TXD I2C0_SCL PWM0_CH0 P0 6 UART0_RXD I2C1_SDA PWM3_CH1 INT0 P0 7 UART0_TXD...

Page 42: ...1 16 P0 6 UART0_RXD I2C1_SDA PWM3_CH1 INT0 17 P0 5 UART0_TXD I2C0_SCL PWM0_CH0 18 P0 4 UART0_RXD I2C0_SDA PWM0_CH1 19 P0 3 SPI0_SS SPI1_SS UART1_TXD I2C1_SCL STADC PWM0_CH2 CLKO 20 P0 2 SPI0_CLK SPI1_...

Page 43: ...7 VSS 38 P4 6 PWM0_CH0 T0 CLKO INT0 39 VDD 40 P4 7 T1 41 P3 3 SPI1_SS PWM1_CH0 IC0 PWM0_BRAKE 42 P3 2 ADC_CH7 ACMP1_N1 SPI1_CLK UART3_RXD PWM1_CH1 IC1 CLKO 43 P3 1 ADC_CH6 ACMP0_P3 ACMP1_P3 SPI1_MISO...

Page 44: ...0_RXD I2C1_SDA PWM3_CH1 INT0 P0 7 LCD_SEG1 UART0_TXD I2C1_SCL PWM3_CH0 INT1 P5 2 UART0_RXD I2C0_SDA XT1_OUT P5 3 UART0_TXD I2C0_SCL XT1_IN P1 7 LCD_SEG18 UART0_RXD LCD_COM7 P1 6 LCD_SEG19 UART0_TXD LC...

Page 45: ...CH0 INT1 16 P0 6 LCD_SEG0 UART0_RXD I2C1_SDA PWM3_CH1 INT0 17 P0 5 UART0_TXD I2C0_SCL PWM0_CH0 18 P0 4 UART0_RXD I2C0_SDA PWM0_CH1 19 P0 3 SPI0_SS SPI1_SS UART1_TXD I2C1_SCL STADC PWM0_CH2 CLKO 20 P0...

Page 46: ...CLKO INT0 39 VDD 40 P4 7 LCD_SEG16 LCD_COM0 T1 41 P3 3 LCD_SEG15 SPI1_SS LCD_COM1 PWM1_CH0 IC0 PWM0_BRAKE 42 P3 2 ADC_CH7 ACMP1_N1 LCD_SEG14 SPI1_CLK UART3_RXD PWM1_CH1 IC1 CLKO 43 P3 1 ADC_CH6 ACMP0_...

Page 47: ...XD I2C1_SCL PWM3_CH0 INT1 P5 2 UART0_RXD I2C0_SDA XT1_OUT P5 3 UART0_TXD I2C0_SCL XT1_IN P1 7 LCD_SEG18 UART0_RXD LCD_COM7 P1 6 LCD_SEG19 UART0_TXD LCD_COM6 P1 5 LCD_SEG20 I2C1_SDA LCD_COM5 P1 4 LCD_S...

Page 48: ...L TK4 STADC PWM0_CH2 CLKO 20 P0 2 SPI0_CLK SPI1_CLK UART1_RXD I2C1_SDA TK3 PWM0_CH3 21 P0 1 SPI0_MISO SPI1_MISO UART2_RXD UART0_TXD TK2 PWM0_CH4 22 P0 0 SPI0_MOSI SPI1_MOSI UART2_TXD UART0_RXD TK1 PWM...

Page 49: ...LCD_COM0 T1 41 P3 3 LCD_SEG15 SPI1_SS LCD_COM1 PWM1_CH0 IC0 PWM0_BRAKE 42 P3 2 ADC_CH7 ACMP1_N1 LCD_SEG14 SPI1_CLK UART3_RXD PWM1_CH1 IC1 CLKO 43 P3 1 ADC_CH6 ACMP0_P3 ACMP1_P3 LCD_SEG13 SPI1_MISO UA...

Page 50: ...3_CH1 INT0 P0 7 LCD_SEG1 UART0_TXD I2C1_SCL PWM3_CH0 INT1 P5 2 UART0_RXD I2C0_SDA XT1_OUT P5 3 UART0_TXD I2C0_SCL XT1_IN P5 4 UART2_TXD PWM0_CH1 X32_OUT P1 7 LCD_SEG18 UART0_RXD LCD_COM7 P1 6 LCD_SEG1...

Page 51: ...C1_SCL PWM3_CH0 INT1 16 P0 6 LCD_SEG0 UART0_RXD I2C1_SDA PWM3_CH1 INT0 17 P0 3 SPI0_SS SPI1_SS UART1_TXD I2C1_SCL STADC PWM0_CH2 CLKO 18 P0 2 SPI0_CLK SPI1_CLK UART1_RXD I2C1_SDA PWM0_CH3 19 P0 1 SPI0...

Page 52: ...LCD_SEG15 SPI1_SS LCD_COM1 PWM1_CH0 IC0 PWM0_BRAKE 38 P3 2 ADC_CH7 ACMP1_N1 LCD_SEG14 SPI1_CLK UART3_RXD PWM1_CH1 IC1 CLKO 39 P3 1 ADC_CH6 ACMP0_P3 ACMP1_P3 LCD_SEG13 SPI1_MISO UART3_TXD UART0_TXD PWM...

Page 53: ...UART0_RXD I2C0_SDA XT1_OUT P5 3 UART0_TXD I2C0_SCL XT1_IN P5 4 UART2_TXD PWM0_CH1 X32_OUT P1 7 LCD_SEG18 UART0_RXD LCD_COM7 P1 6 LCD_SEG19 UART0_TXD LCD_COM6 P1 5 LCD_SEG20 I2C1_SDA LCD_COM5 P1 4 LCD_...

Page 54: ...PWM0_CH4 20 P0 0 SPI0_MOSI SPI1_MOSI UART2_TXD UART0_RXD TK1 PWM0_CH5 21 nRESET 22 P5 0 UART1_TXD I2C1_SCL UART0_TXD ICE_DAT 23 P5 1 UART1_RXD I2C1_SDA UART0_RXD ICE_CLK 24 P4 5 LCD_SEG31 LCD_COM4 UAR...

Page 55: ...ECHNICAL REFERENCE MANUAL ML51 ML54 ML56 Series Technical Reference Manual Pin ML56MD1AE Pin Function 40 P3 0 ADC_CH10 LCD_SEG12 SPI1_MOSI UART0_RXD PWM2_CH1 IC0 41 VREF 42 AVSS 43 P2 7 ADC_CH15 LCD_S...

Page 56: ...UT PWM0_CH1 UART2_TXD P5 4 nRESET P5 6 PWM0_BRAKE PWM0_CH1 CLKO P0 0 SPI0_MOSI SPI1_MOSI UART2_TXD UART0_RXD PWM0_CH5 P0 1 SPI0_MISO SPI1_MISO UART2_RXD UART0_TXD PWM0_CH4 P0 2 SPI0_CLK SPI1_CLK UART1...

Page 57: ...5 15 P5 6 TK0 PWM0_BRAKE PWM0_CH1 CLKO 16 nRESET 17 P5 0 UART1_TXD I2C1_SCL UART0_TXD ICE_DAT 18 P5 1 UART1_RXD I2C1_SDA UART0_RXD ICE_CLK 19 P4 1 LCD_SEG27 LCD_COM2 UART2_TXD I2C0_SCL PWM3_CH0 ACMP0_...

Page 58: ...IN PWM0_CH0 UART2_RXD P5 5 X32_OUT PWM0_CH1 UART2_TXD P5 4 nRESET P5 6 PWM0_BRAKE PWM0_CH1 CLKO P0 0 SPI0_MOSI SPI1_MOSI UART0_RXD PWM0_CH5 P0 1 SPI0_MISO SPI1_MISO UART0_TXD PWM0_CH4 P0 2 SPI0_CLK SP...

Page 59: ...12 P0 2 SPI0_CLK SPI1_CLK UART1_RXD I2C1_SDA PWM0_CH3 13 P0 1 SPI0_MISO SPI1_MISO UART0_TXD PWM0_CH4 14 P0 0 SPI0_MOSI SPI1_MOSI UART0_RXD PWM0_CH5 15 P5 6 PWM0_BRAKE PWM0_CH1 CLKO 16 nRESET 17 P5 0 U...

Page 60: ...WM0_CH5 P0 1 SPI0_MISO SPI1_MISO UART0_TXD PWM0_CH4 P0 2 SPI0_CLK SPI1_CLK UART1_RXD I2C1_SDA PWM0_CH3 P0 3 SPI0_SS SPI1_SS UART1_TXD I2C1_SCL STADC PWM0_CH2 P5 2 UART0_RXD I2C0_SDA XT1_OUT P5 3 UART0...

Page 61: ...UART1_TXD I2C1_SCL STADC PWM0_CH2 12 P0 2 SPI0_CLK SPI1_CLK UART1_RXD I2C1_SDA PWM0_CH3 13 P0 1 SPI0_MISO SPI1_MISO UART0_TXD PWM0_CH4 14 P0 0 SPI0_MOSI SPI1_MOSI UART0_RXD PWM0_CH5 15 P5 6 PWM0_BRAKE...

Page 62: ...2C1_SCL STADC PWM0_CH2 P5 2 UART0_RXD I2C0_SDA XT1_OUT P5 3 UART0_TXD I2C0_SCL XT1_IN P2 0 ADC_CH5 ACMP0_N1 UART2_RXD I2C1_SDA PWM0_CH5 PWM0_BRAKE P2 1 ADC_CH4 ACMP0_P2 ACMP1_P2 UART2_TXD I2C1_SCL PWM...

Page 63: ...ical Reference Manual Pin ML51EC0AE ML51EB9AE Pin Function 22 P0 1 SPI0_MISO SPI1_MISO UART0_TXD PWM0_CH4 23 P0 0 SPI0_MOSI SPI1_MOSI UART0_RXD PWM0_CH5 24 nRESET 25 P5 0 UART1_TXD I2C1_SCL UART0_TXD...

Page 64: ..._SS UART1_TXD I2C1_SCL STADC PWM0_CH2 P5 2 UART0_RXD I2C0_SDA XT1_OUT P5 3 UART0_TXD I2C0_SCL XT1_IN P2 0 ADC_CH5 ACMP0_N1 UART2_RXD I2C1_SDA PWM0_CH5 PWM0_BRAKE P2 1 ADC_CH4 ACMP0_P2 ACMP1_P2 UART2_T...

Page 65: ...L51UC0AE ML51UB9AE Pin Function 21 P0 2 SPI0_CLK SPI1_CLK UART1_RXD I2C1_SDA PWM0_CH3 22 P0 1 SPI0_MISO SPI1_MISO UART0_TXD PWM0_CH4 23 P0 0 SPI0_MOSI SPI1_MOSI UART0_RXD PWM0_CH5 24 nRESET 25 P5 0 UA...

Page 66: ...ART1_TXD I2C1_SCL STADC PWM0_CH2 P5 2 UART0_RXD I2C0_SDA XT1_OUT P5 3 UART0_TXD I2C0_SCL XT1_IN P2 2 ADC_CH3 I2C1_SDA UART1_RXD PWM0_CH3 Figure 4 1 28 ML51FB9AE Multi Function Pin Assignment Pin ML51F...

Page 67: ...PWM0_CH3 P0 3 SPI1_SS UART1_TXD I2C1_SCL STADC PWM0_CH2 P5 2 UART0_RXD I2C0_SDA XT1_OUT P5 3 UART0_TXD I2C0_SCL XT1_IN P2 2 ADC_CH3 I2C1_SDA UART1_RXD PWM0_CH3 Figure 4 1 29 ML51OB9AE Multi Function P...

Page 68: ..._RXD PWM0_CH5 P0 1 SPI1_MISO UART0_TXD PWM0_CH4 P0 2 SPI1_CLK UART1_RXD I2C1_SDA PWM0_CH3 P0 3 SPI1_SS UART1_TXD I2C1_SCL STADC PWM0_CH2 P1 7 UART0_RXD P4 0 UART2_RXD I2C0_SDA ACMP1_O INT1 P4 1 UART2_...

Page 69: ...nction 9 P0 0 SPI1_MOSI UART0_RXD PWM0_CH5 10 nRESET 11 P5 0 UART1_TXD I2C1_SCL UART0_TXD ICE_DAT 12 P5 1 UART1_RXD I2C1_SDA UART0_RXD ICE_CLK 13 P4 1 UART2_TXD I2C0_SCL ACMP0_O 14 P4 0 UART2_RXD I2C0...

Page 70: ...UART1_RXD I2C1_SDA PWM0_CH3 P0 3 SPI1_SS UART1_TXD I2C1_SCL STADC PWM0_CH2 P5 2 UART0_RXD I2C0_SDA XT1_OUT P5 3 UART0_TXD I2C0_SCL XT1_IN Figure 4 1 31 ML51DB9AE Multi Function Pin Assignment Pin ML51...

Page 71: ...P5 0 UART1_TXD I2C1_SCL UART0_TXD ICE_DAT nRESET P0 0 SPI1_MOSI UART0_RXD PWM0_CH5 P0 1 SPI1_MISO UART0_TXD PWM0_CH4 P2 0 ADC_CH5 UART2_RXD I2C1_SDA PWM0_CH5 PWM0_BRAKE Figure 4 1 32 ML51BB9AE Pin Ass...

Page 72: ...5 6 5 5 16 5 P2 0 7 6 6 7 6 6 17 6 P1 3 8 7 7 8 7 P1 2 9 8 8 9 8 P1 1 10 9 9 10 9 P1 0 11 11 10 VLCD 12 10 10 P3 7 12 P5 7 13 13 P5 5 14 11 11 14 11 7 P5 4 15 12 12 15 12 8 P5 3 16 13 13 16 13 9 18 12...

Page 73: ...39 31 28 39 31 19 27 13 P4 0 40 32 29 40 32 20 28 14 P6 3 41 41 P6 2 42 42 P6 1 43 43 P6 0 44 44 P1 4 45 33 30 45 33 21 1 P1 5 46 34 31 46 34 22 2 P1 6 47 35 32 47 35 23 3 P1 7 48 36 33 48 36 24 4 15...

Page 74: ...input 3 pin ACMP1 ACMP1_N0 A Analog comparator 1 negative input 0 pin ACMP1_N1 Analog comparator 1 negative input 1 pin ACMP1_O O Analog comparator 1 output pin ACMP1_P0 A Analog comparator 1 positiv...

Page 75: ...I External interrupt 0 input pin INT1 INT1 I External interrupt 1 input pin LCD LCD_COM0 O LCD Common 0 output LCD_COM1 O LCD Common 1 output LCD_COM2 O LCD Common 2 output LCD_COM3 O LCD Common 3 out...

Page 76: ...utput LCD_SEG29 O LCD segment 29 output LCD_SEG30 O LCD segment 30 output LCD_SEG31 O LCD segment 31 output LCD_V1 I Input pin of the 1st most positive LCD level LCD_V2 I Input pin of the 2nd most pos...

Page 77: ...1 MISO Master In Slave Out pin SPI1_MOSI I O SPI1 MOSI Master Out Slave In pin SPI1_SS I O SPI1 slave select pin STADC STADC I ADC external trigger input T0 T0 I O External count input to Timer Counte...

Page 78: ...input pin UART3_TXD O UART3 data transmitter output pin VREF VREF A ADC reference voltage input Note This pin needs to be connected with a 1uF capacitor when use internal voltage reference output X32...

Page 79: ...SPI1_MOSI SPI1_SS SPI1_SCK SPI1_MISO ICAP0 2 T1 T0 6 3 External VREF Max 64KB APROM Flash Max 4KB LDROM Flash Max Bytes Data Flash page 128B Clock Divider 24 MHz Internal RC Oscillator HIRC System Clo...

Page 80: ...Memory The interrupt causes the CPU to jump to that location with where it commences execution of the interrupt service routine ISR External Interrupt 0 for example is assigned to location 0003H If Ex...

Page 81: ...is 64KB 111 No LDROM APROM is 64 Kbytes 110 LDROM is 1 Kbytes APROM is 63 Kbytes 101 LDROM is 2 Kbytes APROM is 62 Kbytes 100 LDROM is 3 Kbytes APROM is 61 Kbytes 0xx LDROM is 4 Kbytes APROM is 60 Kb...

Page 82: ...FH FF80H SPROM Non security mode SPROM Security mode FF80H FFFFH FFFEH 0xFF Others Figure 6 1 2 SPROM Memory Mapping And SPROM Security Mode 1 SPROM non secured mode the last byte is 0xFF The access b...

Page 83: ...d the Unique Code only by IAP command More details please see Chapter 6 3 1 In application programming IAP IAP Mode IAPCN IAPA 15 0 IAPAH IAPAL IAPFD 7 0 IAPB 1 0 FOEN FCEN FCTRL 3 0 96 bit Unique Cod...

Page 84: ...al RAM are present in all 80C51 devices The lowest 32 bytes as general purpose registers are grouped into 4 banks of 8 registers Program instructions call these registers as R0 to R7 Two bits RS0 and...

Page 85: ...Accessing RAM 00H 07H 28H 08H 0FH 10H 17H 18H 1FH 20H 21H 22H 23H 24H 25H 26H 27H 29H 2AH 2BH 2CH 2DH 2EH 2FH 30H 7FH 80H FFH 00H FFH Bit addressable General Purpose Registers General Purpose Registe...

Page 86: ...ral hardware configuration bytes called CONFIG those are used to configure the hardware options such as the security bits system clock source and so on These hardware options can be re configured thro...

Page 87: ...ues 4 OCDEN OCD Enable 1 OCD Disabled 0 OCD Enabled Note If MCU run in OCD debug mode and OCDEN 0 hard fault reset will disable Only HFIF flag be asserted 3 2 Reserved 1 LOCK Chip Lock Enable 1 Chip i...

Page 88: ...1 0 LDSIZE 2 0 R W Factory default value 1111 1111b Bit Name Description 2 0 LDSIZE 2 0 LDROM Size Select Flash size is 64KB 111 No LDROM APROM is 64 Kbytes 110 LDROM is 1 Kbytes APROM is 63 Kbytes 10...

Page 89: ...OD is 2 7V 010 VBOD is 3 0V 001 VBOD is 3 7V 000 VBOD is 4 4V 3 BOIAP Brown Out Inhibiting IAP This bit decides whether IAP erasing or programming is inhibited by brown out status This bit is valid on...

Page 90: ...ption 7 4 WDTEN 3 0 WDT Enable This field configures the WDT behavior after MCU execution 1111 WDT is Disabled WDT can be used as a general purpose timer via software control 0101 WDT is Enabled as a...

Page 91: ...user would like to modify a particular bit directly without changing other bits via bit field instructions All other SFR are byte addressable only The ML51 ML54 ML56 Series contains all the SFR prese...

Page 92: ...e 0 MOV SFRS 01H switch to SFR Page 1 MOV SFRS 02H switch to SFR page 2 MOV SFRS 03H switch to SFR page 3 Timed Access Protection TA 6 1 7 2 The ML51 ML54 ML56 Series has several features such as WDT...

Page 93: ...e first write of AAH then the timed access window is opened It remains open for 4 clock cycles during which user may write to the protected bits After 4 clock cycles this window automatically closes O...

Page 94: ...ith wasting code size and low performance The ML51 ML54 ML56 Series provides two data pointers Thus software can load both a source and a destination address when doing a block move Once loading the s...

Page 95: ...te Register SFR Address Reset Value DPL 82H All pages 0000_0000b 7 6 5 4 3 2 1 0 DPTR 7 0 R W Bit Name Description 7 0 DPTR 7 0 Data Pointer Low Byte This is the low byte of 16 bit data pointer DPL co...

Page 96: ...set Value DPH 83H All pages 0000_0000b 7 6 5 4 3 2 1 0 DPTR 15 8 R W Bit Name Description 7 0 DPTR 15 8 Data Pointer High Byte This is the high byte of 16 bit data pointer DPH combined with DPL serve...

Page 97: ...000b Others UUU0 0000b 7 6 5 4 3 2 1 0 SWRF RSTPINF HardF HardFInt GF2 0 DPS R W R W R W R W R W R R W Bit Name Description 3 GF2 General Purpose Flag 2 The general purpose flag that can be set or cle...

Page 98: ...0FBS AUXR3 0 C0 I2C0CO N I2C0ADDR0 ADCRL ADCRH T3CON RL3 RH3 TA 1 CKDIV P3M1 P3M2 PWM0C4H PWM0C5H PORDIS 2 PWM2PL PWM2C0L PWM2C1L PWM2CON0 PWM2CON1 PWM2INTC 3 0 B8 IP SADEN0 SADEN1 SADDR1 I2C0DAT I2C0...

Page 99: ...v 2 00 ML51 ML54 ML56 SERIES TECHNICAL REFERENCE MANUAL ML51 ML54 ML56 Series Technical Reference Manual Pag e Add r 0 8 1 9 2 A 3 B 4 C 5 D 6 E 7 F 1 LIRCTRIM XLTCON CWKL 2 P6M1 P6M2 PWM1PH 3 Table 6...

Page 100: ...D Data FCH 3 LCDDAT 7 0 00000000b SPI1SR Serial Peripheral Status Register FBH 0 SPIF WCOL SPIOVF MODF DISMODF DISSPIF TXBFF 00000000b PWM0MEN Pwm Mask Enable FBH 1 PMEN5 PMEN4 PMEN3 PMEN2 PMEN1 PMEN0...

Page 101: ...H 2 P2MF1 3 0 P2MF0 3 0 00000000b F2H 3 DMA1TSR PDMA11 Transfer Status Register F1H 0 ACT HDONE FDONE 00000000b CAPCON3 F1H 1 P1MF76 P1 7 And P1 6 Multifunction Select F1H 2 P1MF7 3 0 P1MF6 3 0 000000...

Page 102: ...S1 WLS0 TXDMAEN RXDMAEN CLKKEEP UARTEN 00000000b E7H 3 ADCCN Adc Current Sampling Number E6H 0 ADCCN 7 0 00000000b C1L Input Capture1 Low Byte E6H 1 C1L 7 0 00000000b SC1CR0 Sc1 Control Register 1 E6H...

Page 103: ...u Rate Divide Rregister 1 DCH 2 SCDIV_2 SCDIV_1 SCDIV_0 ETURDIV_ 11 ETURDIV_ 10 ETURDIV_ 9 ETURDIV_8 00000000b DDH 3 SC0ETURD0 Sc0etu Rate Divider Register 0 DBH 0 ETURDIV 7 0 01110001b PWM0C1L Pwm0 C...

Page 104: ...S0 OV P 00000000b ADCMPH Adc Compare High Byte CFH 0 ADCMP 11 4 00000000b CFH 1 CRVTEST I2C0ADDRM I2c0 Address Mask CFH 2 I2C0ADDRM 00000000b AUXR3 Auxiliary Register 3 CFH 3 UART3DG UART2DG UART1DG U...

Page 105: ...Channel 1 Duty Low Byte C3H 2 PWM2C1 7 0 00000000b C3H 3 ADCRL Adc Result Low Byte C2H 0 ADCR_3 ADCR_2 ADCR_1 ADCR_0 00000000b P3M1 Port3 Mode Select 1 C2H 1 P3M1 7 P3M1 6 P3M1 5 P3M1 4 P3M1 3 P3M1 2...

Page 106: ...AR Rtc Calendar Year Loading Register B7H 3 TENYEAR_ 3 TENYEAR_ 2 TENYEAR_ 1 TENYEAR_ 0 YEAR_3 YEAR_2 YEAR_1 YEAR_0 00000000b I2C1TOC I2c1 Timeout Counter B6H 0 I2TOCEN DIV I2TOF 00000000b P2M2 Port5...

Page 107: ...SR P3 Slew Rate ADH 1 P3SR 7 P3SR 6 P3SR 5 P3SR 4 P3SR 3 P3SR 2 P3SR 1 P3SR 0 00000000b DMA3CNT PDMA13 Transfer Count ADH 2 DMA2CNT 7 0 00000000b RTCCALDAY Rtc Calendar Day Loading Register ADH 3 TEND...

Page 108: ...QADJ 0 Rtc Frequency Compensation 0 Fraction Register A4H 3 FRACTION 00000000b BODCON0 Brownout Detection Control 0 A3H 0 BODEN BOV2 BOV1 BOV0 BOF BORST BORF BOS POR CCCCXC0X bBOD UUUUXU1X bOthers UUU...

Page 109: ...Input 99H 1 P0SR 7 P0SR 6 P0SR 5 P0SR 4 P0SR 3 P0SR 2 P0SR 1 P0SR 0 00000000b PWM1PL Pwm Period Low Byte 99H 2 PWM1P 7 0 00000000b WDCONH Watchdog Timer Control High Byte 99H 3 WDPS 00000000b Y SCON...

Page 110: ...P3DW 4 P3DW 3 P3DW 2 P3DW 1 P3DW 0 00000000b PWM1MEN Pwm Mask Data 8DH 2 PMEN1 PMEN0 00000000b DMA3CR1 PDMA1 3 Control Register 1 8DH 3 XOROUT REFOUT REFIN CRCEN 00000000b TH0 Timer 0 High Byte 8CH 0...

Page 111: ...PTR 15 8 00000000b DPL Data Pointer Low Byte 82H A DPTR 7 0 00000000b SP Stack Pointer 81H A SP 7 0 00000111b P0 Port 0 80H A P0 7 P0 6 P0 5 P0 4 P0 3 P0 2 P0 1 P0 0 Outputlatch 00000000b Input XXXXXX...

Page 112: ...01 2020 Page 112 of 719 Rev 2 00 ML51 ML54 ML56 SERIES TECHNICAL REFERENCE MANUAL All SFR Description 6 1 7 6 Note the reset value show as following means U unchanged C initialized by CONFIG X base o...

Page 113: ...1111_1111 b P1 90H All pages Bit addressable 1111_1111 b P2 A0H All pages Bit addressable 1111_1111 b P3 B0H All pages Bit addressable 1111_1111 b P4 D8H All pages Bit addressable 1111_1111 b P5 B1H...

Page 114: ...Value SP 81H All pages 0000_0111b 7 6 5 4 3 2 1 0 SP 7 0 R W Bit Name Description 7 0 SP 7 0 Stack Pointer The Stack Pointer stores the scratch pad RAM address where the stack begins It is incremente...

Page 115: ...te Register SFR Address Reset Value DPL 82H All pages 0000_0000b 7 6 5 4 3 2 1 0 DPTR 7 0 R W Bit Name Description 7 0 DPTR 7 0 Data Pointer Low Byte This is the low byte of 16 bit data pointer DPL co...

Page 116: ...set Value DPH 83H All pages 0000_0000b 7 6 5 4 3 2 1 0 DPTR 15 8 R W Bit Name Description 7 0 DPTR 15 8 Data Pointer High Byte This is the high byte of 16 bit data pointer DPH combined with DPL serve...

Page 117: ...1 ML54 ML56 Series Technical Reference Manual RCTRIM0 High Speed Internal Oscillator Trim 0 TA Protected Register SFR Address Reset Value RCTRIM0 84H Page 0 TA protected XXXX_XXXXb 7 6 5 4 3 2 1 0 HIR...

Page 118: ...HNICAL REFERENCE MANUAL RCTRIM1 High Speed Internal Oscillator Trim 1 TA Protected Register SFR Address Reset Value RCTRIM1 85H Page 0 TA protected XXXX_XXXXb 7 6 5 4 3 2 1 0 HIRCTRIM 0 R W Bit Name D...

Page 119: ...CE MANUAL ML51 ML54 ML56 Series Technical Reference Manual LIRCTRIM Low Speed Internal Oscillator Trim TA Protected Register SFR Address Reset Value LIRCTRIM 84H Page 1 XXXX_XXXXb 7 6 5 4 3 2 1 0 LIRC...

Page 120: ...11b 7 6 5 4 3 2 1 0 HSCH HXSG 2 0 LXSG 1 0 R W R W R W Bit Name Description 7 HSCH HXT Schmitt Trigger Select 0 disable 1 enable 6 4 HXSG 2 0 HXT Gain Value Select 000 L0 mode smallest value 001 L1 mo...

Page 121: ...chnical Reference Manual RWKL Self Wake up Timer Reload Low Byte Register SFR Address Reset Value RWKL 86H Page 0 0000_0000b 7 6 5 4 3 2 1 0 RWK 7 0 R W Bit Name Description 7 0 RWK 7 0 WKT Reload Byt...

Page 122: ...S TECHNICAL REFERENCE MANUAL CWKL Self Wake up Timer Current Count Value Low Byte Register SFR Address Reset Value CWKL 86H Page 1 0000_0000b 7 6 5 4 3 2 1 0 CWK 7 0 R Bit Name Description 7 0 CWK 7 0...

Page 123: ...will be set as 1 after a power on reset It indicates a cold reset a power on reset complete This bit remains its value after any other resets This flag is recommended to be cleared via software 3 GF1...

Page 124: ...ock stops and Program Counter PC suspends but all peripherals keep activated After CPU is woken up from Idle this bit will be automatically cleared via hardware and the program continue executing the...

Page 125: ...ervice routine This bit can be set or cleared by software 4 TR0 Timer 0 Run Control 0 Timer 0 Disabled Clearing this bit will halt Timer 0 and the current count will be preserved in TH0 and TL0 1 Time...

Page 126: ...719 Rev 2 00 ML51 ML54 ML56 SERIES TECHNICAL REFERENCE MANUAL Bit Name Description 0 IT0 External Interrupt 0 Type Select This bit selects by which type that INT0 is triggered 0 INT0 is low level trig...

Page 127: ...of the external pin T1 5 M1 Timer 1 Mode Select M1 M0 Timer 1 Mode 0 0 Mode 0 13 bit Timer Counter 0 1 Mode 1 16 bit Timer Counter 1 0 Mode 2 8 bit Timer Counter with auto reload from TH1 1 1 Mode 3...

Page 128: ...SERIES TECHNICAL REFERENCE MANUAL TL0 Timer 0 Low Byte Register SFR Address Reset Value TL0 8AH Page 0 0000_0000b 7 6 5 4 3 2 1 0 TL0 7 0 R W Bit Name Description 7 0 TL0 7 0 Timer 0 Low Byte The TL0...

Page 129: ...t Value P0DW 8AH Page 1 0000_0000 b P1DW 8BH Page 1 0000_0000 b P2DW 8CH Page 1 0000_0000 b P3DW 8DH Page 1 0000_0000 b P4DW 8EH Page 1 0000_0000 b P5DW 8FH Page 1 0000_0000 b P6DW 8FH Page 2 0000_000...

Page 130: ...SERIES TECHNICAL REFERENCE MANUAL TL1 Timer 1 Low Byte Register SFR Address Reset Value TL1 8BH Page 0 0000_0000b 7 6 5 4 3 2 1 0 TL1 7 0 R W Bit Name Description 7 0 TL1 7 0 Timer 1 Low Byte The TL1...

Page 131: ...MANUAL ML51 ML54 ML56 Series Technical Reference Manual TH0 Timer 0 High Byte Register SFR Address Reset Value TH0 8CH Page 0 0000_0000b 7 6 5 4 3 2 1 0 TH0 7 0 R W Bit Name Description 7 0 TH0 7 0 T...

Page 132: ...RIES TECHNICAL REFERENCE MANUAL TH1 Timer 1 High Byte Register SFR Address Reset Value TH1 8DH Page 0 0000_0000b 7 6 5 4 3 2 1 0 TH1 7 0 R W Bit Name Description 7 0 TH1 7 0 Timer 1 High Byte The TH1...

Page 133: ...1 Output Enable 0 Timer 1 output Disabled 1 Timer 1 output Enabled from T1 pin Note that Timer 1 output should be enabled only when operating in its Timer mode 4 T1M Timer 1 Clock Mode Select 0 The c...

Page 134: ...it is set when WKT overflows If the WKT interrupt and the global interrupt are enabled setting this bit will make CPU execute WKT interrupt service routine This bit is not automatically cleared via ha...

Page 135: ...cal Reference Manual SFRS SFR Page Selection Register SFR Address Reset Value SFRS 91H All pages 0000_0000b 7 6 5 4 3 2 1 0 SFRPAGE 1 0 R W Bit Name Description 1 0 SFRPAGE 1 0 SFR Page Select 00 Inst...

Page 136: ...iperal source selected Note 0001 0011 1010 peripheral devices to XRAM memory 0101 0111 1110 XRAM memory to peripheral devices 3 HIE PDMA HALFTransfer Done Interrupt Enable Bit 0 Interrupt Disabled whe...

Page 137: ...SFR Address Reset Value P0UP 92H Page 1 0000_0000 b P1UP 93H Page 1 0000_0000 b P2UP 94H Page 1 0000_0000 b P3UP 95H Page 1 0000_0000 b P4UP 96H Page 1 0000_0000 b P5UP 97H Page 1 0000_0000 b 7 6 5 4...

Page 138: ...e 0 0000_0000 b DMA1MAL ECH Page 0 0000_0000 b DMA2MAL B4H Page 2 0000_0000 b DMA3MAL ACH Page 2 0000_0000 b 7 6 5 4 3 2 1 0 MAL 7 0 R W Bit Name Description 7 0 MAL 7 0 PDMA XRAM Base Address Low Byt...

Page 139: ...nCNT PDMA Transfer Count Register SFR Address Reset Value DMA0CNT 94H Page 0 0000_0000 b DMA1CNT EDH Page 0 0000_0000 b DMA2CNT B5H Page 2 0000_0000 b DMA3CNT ADH Page 2 0000_0000 b 7 6 5 4 3 2 1 0 DM...

Page 140: ...H Page 2 0000_0000 b DMA3CCNT AEH Page 2 0000_0000 b 7 6 5 4 3 2 1 0 DMAnCCNT 7 0 R Bit Name Description 7 0 DMAnCCNT 7 0 PDMA Current Transfer Count The current transfer count for PDMA request operat...

Page 141: ...oscillator is not stable or disabled 1 High speed internal oscillator is enabled and stable 4 LIRCST Low Speed Internal Oscillator 38 4 kHz Status 0 Low speed internal oscillator is not stable or is...

Page 142: ...enabled by setting IAPEN CHPCON 0 the high speed internal 24 MHz oscillator will be enabled automatically The hardware will also set HIRCEN and HIRCST bits After IAPEN is cleared HIRCEN and EHRCST res...

Page 143: ...de 0 This bit select the baud rate between FSYS 12 and FSYS 2 0 The clock runs at FSYS 12 baud rate It maintains standard 8051compatibility 1 The clock runs at FSYS 2 baud rate for faster serial commu...

Page 144: ...al port 0 after the 8th bit in Mode 0 or the last data bit in other modes When the serial port 0 interrupt is enabled setting this bit causes the CPU to execute the serial port 0 interrupt service rou...

Page 145: ...b 7 6 5 4 3 2 1 0 SBUF 7 0 R W Bit Name Description 7 0 SBUF 7 0 Serial Port 0 Data Buffer This byte actually consists two separate registers One is the receiving resister and the other is the transm...

Page 146: ...0_0000 b P1S 9BH Page 1 0000_0000 b P2S 9DH Page 1 0000_0000 b P3S ACH Page 1 0000_0000 b P4S BBH Page 1 0000_0000 b P5S BFH Page 1 0000_0000 b P6S 96H Page 2 0000_0000 b 7 6 5 4 3 2 1 0 PnS 7 PnS 6 P...

Page 147: ...ected POR 0000_0001 b WDT 0000_000U b Others 0000_000U b 7 6 5 4 3 2 1 0 WDPS 3 R W Bit Name Description 7 1 Reserved 0 WDPS 3 WDT Clock Pre Scalar Select These bits determine the pre scale of WDT clo...

Page 148: ...7 0 R W Bit Name Description 7 0 SBUF1 7 0 Serial Port 1 Data Buffer This byte actually consists two separate registers One is the receiving resister and the other is the transmitting buffer When data...

Page 149: ...0SR 9AH Page 1 0000_0000 b P1SR 9CH Page 1 0000_0000 b P2SR 9EH Page 1 0000_0000 b P3SR ADH Page 1 0000_0000 b P4SR BCH Page 1 0000_0000 b P5SR AEH Page 1 0000_0000 b P6SR 8EH Page 2 0000_0000 b 7 6 5...

Page 150: ...e Fault Brake Interrupt 0 Fault Brake interrupt Disabled 1 Fault Brake interrupt Enable When interrupt generated FBF PWM0FBD 7 set 1 4 EWDT Enable WDT Interrupt 0 WDT interrupt Disabled 1 WDT interrup...

Page 151: ...nerated SI I2C1CON 3 or I2TOF I2C1TOC 0 set 1 4 ESPI1 Enable SPI1 Interrupt 0 SPI1 interrupt Disabled 1 SPI1 interrupt Enable When interrupt generated SPIF SP2SR 7 MODF SP2SR 4 or SPIOVF SP2SR 5 set 1...

Page 152: ...e 0 to clear this bit 6 PORF POR Reset Flag 1 POR15 Reset Flag is active 0 POR15 Reset Flag is inactive Write 0 to clear this bit 5 HFRF mirrored From AUXR0 5 Clear this bit by write AUXR0 5 0 or RSR...

Page 153: ...following condition is met 1 The accessing address is oversize 2 IAPCN command is invalid 3 IAP erases or programs updating un enabled block 4 IAP erasing or programming operates under VBOD while BOIA...

Page 154: ...parator is enabled The ADC result can be read While this flag is 1 ADC cannot start a new converting This bit is cleared by software 6 ADCS A D Converting Software Start Trigger Setting this bit 1 tri...

Page 155: ...Converting Channel Select This filed selects the activating analog input source of ADC If ADCEN is 0 all inputs are disconnected 0000 ADC_CH0 0001 ADC_CH1 0010 ADC_CH2 0011 ADC_CH3 0100 ADC_CH4 0101...

Page 156: ...000_0000 b PIPS5 A6H Page 1 0000_0000 b PIPS6 A7H Page 1 0000_0000 b PIPS7 AFH Page 1 0000_0000 b 7 6 5 4 3 2 1 0 PSEL 2 0 BSEL 2 0 R W R W Bit Name Description 7 Reserved 6 4 PSEL 2 0 Pin Interrupt C...

Page 157: ...d via software 5 HFRF Hard Fault Reset Flag Once CPU fetches instruction address over Flash size while EHFI EIE1 4 0 MCU will reset and this bit will be set via hardware It is recommended that the fla...

Page 158: ...is 1 8V 101 VBOD is 2 0V 100 VBOD is 2 4V 011 VBOD is 2 7V 010 VBOD is 3 0V Following setting value only for ML51 32KB Flash series 001 VBOD is 3 7V 000 VBOD is 4 4V 3 BOF Brown Out Interrupt Flag Thi...

Page 159: ...DD voltage level comparing with VBOD while BOD circuit is enabled It keeps 0 if BOD is not enabled 0 VDD voltage level is higher than VBOD or BOD is disabled 1 VDD voltage level is lower than VBOD Not...

Page 160: ...Go IAP begins by setting this bit as logic 1 After this instruction the CPU holds the Program Counter PC and the IAP hardware automation takes over to control the progress After IAP action completed t...

Page 161: ...f80 0xffff is mapping to APROM memory 1 CPU memory address 0xff80 0xffff is mapping to SPROM memory 3 SPUEN SPROM Memory Space Updated Enable TA Protected 0 Inhibit erasing or programming SPRO Mbytes...

Page 162: ...L56 SERIES TECHNICAL REFERENCE MANUAL IAPAL IAP Address Low Byte Register SFR Address Reset Value IAPAL A6H Page 0 0000 _0000 b 7 6 5 4 3 2 1 0 IAPA 7 0 R W Bit Name Description 7 0 IAPA 7 0 IAP Addre...

Page 163: ...NCE MANUAL ML51 ML54 ML56 Series Technical Reference Manual IAPAH IAP Address High Byte Register SFR Address Reset Value IAPAH A7H Page 0 0000 _0000 b 7 6 5 4 3 2 1 0 IAPA 15 8 R W Bit Name Descriptio...

Page 164: ...1 5 EBOD Enable Brown Out Interrupt 0 Brown out detection interrupt Disabled 1 Brown out detection interrupt Enable When interrupt generated BOF BODCON0 3 set 1 4 ES Enable Serial Port 0 Interrupt 0...

Page 165: ...nical Reference Manual SADDRn UART Slave Address Register SFR Address Reset Value SADDR0 A9H Page 0 0000 _0000 b SADDR1 BBH Page 0 0000 _0000 b 7 6 5 4 3 2 1 0 SADDRn 7 0 R W Bit Name Description 7 0...

Page 166: ...L 2 0 Internal VREF Output Voltage Select This field selects VREF output voltage 000 1 538V when VDD 2 0V 001 2 048V when VDD 2 4V 010 2 560V when VDD 2 9V 011 3 072V when VDD 3 4V 100 4 096V when VDD...

Page 167: ...ng and reading WDCLR bit is different Writing 0 No effect 1 Clearing WDT counter Reading 0 WDT counter is completely cleared 1 WDT counter is not yet cleared 5 WDTF WDT Time Out Flag This bit indicate...

Page 168: ...IES TECHNICAL REFERENCE MANUAL Bit Name Description Note WDTRF will be cleared after power on reset be set after WDT reset and remains unchanged after any other resets WDPS 3 0 are all set after power...

Page 169: ...F Trim Select TA Protected Register SFR Address Reset Value VRFTRIM AAH Page 1 TA protected 0100_0000b 7 6 5 4 3 2 1 0 VRFTRIM 6 0 R W Address AAH Page 1 Reset value 0100 0000b Bit Name Description 7...

Page 170: ...w power mode 2 by turning on BOD circuit every 6 4 ms periodically 11 BOD low power mode 3 by turning on BOD circuit every 25 6 ms periodically 0 BODFLT BOD Filter Control BOD has a filter which count...

Page 171: ...ed propagation delay 0 6us 10uA typ 11 fast speed propagation delay 0 2us 75uA typ 5 POE1 Analog Comparator 1 Polarity Output Enable 0 ACMP1 output directly 1 ACMP1 output inversely 4 POE0 Analog Comp...

Page 172: ...RTC RTC interrupt priority low bit 6 PDMA3 PDMA3 interrupt priority low bit 5 PDMA2 PDMA2 interrupt priority low bit 4 SMC1 SMC1 interrupt priority low bit 3 TK Touch Key interrupt priority low bit 2...

Page 173: ...Name Description 7 RTCH RTCH interrupt priority high bit 6 PDMA3H PDMA3H interrupt priority high bit 5 PDMA2H PDMA2H interrupt priority high bit 4 SMC1H SMC1H interrupt priority high bit 3 TKH Touch...

Page 174: ...AEH Page 0 0000 _0000 b 7 6 5 4 3 2 1 0 IAPFD 7 0 R W Bit Name Description 7 0 IAPFD 7 0 IAP Flash Data This byte contains Flash data which is read from or is going to be written to the Flash Memory U...

Page 175: ...FCTRL 3 0 R W R W R W R W Bit Name Description 7 6 IAPB 1 0 IAP Control This byte is used for IAP command For details see Figure 6 3 1 IAP Modes and Command Codes 5 FOEN This Byte is Used for IAP Com...

Page 176: ...ue P0M1 B1H Page 1 1111_1111 b P1M1 B3H Page 1 1111_1111 b P2M1 B5H Page 1 1111_1111 b P3M1 C2H Page 1 1111_1111 b P4M1 B9H Page 1 1111_1111 b P5M1 BDH Page 1 1111_1111 b P6M1 84H Page 2 1111_1111 b 7...

Page 177: ...00_0000 b P2M2 B6H Page 1 0000_0000 b P3M2 C3H Page 1 0000_0000 b P4M2 BAH Page 1 0000_0000 b P5M2 BEH Page 1 0000_0000 b P6M2 85H Page 2 0000_0000 b 7 6 5 4 3 2 1 0 PnM2_7 PnM2_6 PnM2_5 PnM2_4 PnM2_3...

Page 178: ...byte of the I2 C data to be transmitted or a byte which has just received Data in I2CnDAT remains as long as SI is logic 1 The result of reading or writing I2CnDAT during I2 C transceiver progress is...

Page 179: ...Reserved 5 4 INTTYP 1 0 PWM Interrupt Type Select These bit select PWM interrupt type 00 Falling edge on PWMn_CH0 1 2 3 4 5 pin 01 Rising edge on PWMn_CH0 1 2 3 4 5 pin 10 Central point of a PWM perio...

Page 180: ...eserved 6 PADC ADC interrupt priority low bit 5 PBOD Brown out detection interrupt priority low bit 4 PS Serial port 0 interrupt priority low bit 3 PT1 Timer 1 interrupt priority low bit 2 PX1 Externa...

Page 181: ...Register SFR Address Reset Value SADEN0 B9H Page 0 0000_0000 b SADEN1 BAH Page 0 0000_0000 b 7 6 5 4 3 2 1 0 SADENn 7 0 R W Bit Name Description 7 0 SADENn 7 0 Slave n Address Mask This byte is a mas...

Page 182: ...nDAT contains a byte of the I 2 C data to be transmitted or a byte which has just received Data in I2CnDAT remains as long as SI is logic 1 The result of reading or writing I2CnDAT during I 2 C transc...

Page 183: ...I2CnSTAT 7 3 0 0 0 R R R R Bit Name Description 7 3 I2CnSTAT 7 3 I2Cn Status Code The MSB five bits of I2CnSTAT contains the status code There are 27 possible status codes When I2CnSTAT is F8H no rele...

Page 184: ...Reset value 0000 1001b Bit Name Description 7 0 I2CnCLK 7 0 I2Cn Clock Setting In master mode This register determines the clock rate of I 2 C bus when the device is in a master mode The clock rate f...

Page 185: ...0_0000 b 7 6 5 4 3 2 1 0 UART3DG UART2DG UART1DG UART0DG R W R W R W R W Bit Name Description 7 4 Reserved 3 UART3DG UART3 RX Deglitch Control 1 Deglitch is Enabled 0 Deglitch is Disabled 2 UART2DG UA...

Page 186: ...1 0 I2TOCEN DIV I2TOF R W R W R W Bit Name Description 7 3 Reserved 2 I2TOCEN I2Cn Time Out Counter Enable 0 I 2 C time out counter Disabled 1 I 2 C time out counter Enabled 1 DIV I2Cn Time Out Counte...

Page 187: ...ML54 ML56 Series Technical Reference Manual CWKH Self Wake up Timer Current Count Value High Byte Register SFR Address Reset Value CWKH BEH Page 2 0000_0000 b 7 6 5 4 3 2 1 0 CWK 15 8 R W Bit Name De...

Page 188: ...H Self Wake up Timer Reload High Byte Register SFR Address Reset Value RWKH BFH Page 2 0000 0000b 7 6 5 4 3 2 1 0 RWK 15 8 R W Bit Name Description 7 0 RWK 15 8 WKT Reload High Byte It holds the 16 bi...

Page 189: ...following If STA is set while the I 2 C is already in the master mode and one or more bytes have been transmitted or received the I 2 C generates a repeated START condition Note that STA can be set an...

Page 190: ...ert Flag If the AA flag is set an ACK low level on SDA will be returned during the acknowledge clock pulse of the SCL line while the I 2 C device is a receiver or an own address matching slave If the...

Page 191: ...Own Slave Address In master mode These bits have no effect In slave mode These 7 bits define the slave address of this I 2 C device by user The master should address I 2 C device by sending the same a...

Page 192: ...lock Divider Register SFR Address Reset Value CKDIV C1H Page 1 0000_0000b 7 6 5 4 3 2 1 0 CKDIV 7 0 R W Bit Name Description 7 0 CKDIV 7 0 Clock Divider The system clock frequency FSYS follows the equ...

Page 193: ...ML51 ML54 ML56 Series Technical Reference Manual ADCRL ADC Result Low Byte Register SFR Address Reset Value ADCRL C2H Page 0 0000_0000 b 7 6 5 4 3 2 1 0 ADCR 3 0 R Bit Name Description 7 4 Reserved 3...

Page 194: ...High Byte This byte with PWMnCxL controls the duty of the output signal PGx from PWM generator Register SFR Address Reset Value PWM0C0H D2H Page 1 0000_0000 b PWM0C1H D3H Page 1 0000_0000 b PWM0C2H D4...

Page 195: ...NUAL ML51 ML54 ML56 Series Technical Reference Manual ADCRH ADC Result High Byte Register SFR Address Reset Value ADCRH C3H Page 0 0000_0000 b 7 6 5 4 3 2 1 0 ADCR 11 4 R Bit Name Description 7 0 ADCR...

Page 196: ...t 5 BRCK Serial Port 0 Baud Rate Clock Source This bit selects which Timer is used as the baud rate clock source when serial port 0 is in Mode 1 or 3 0 Timer 1 1 Timer 3 4 TF3 Timer 3 Overflow Flag Th...

Page 197: ...RENCE MANUAL ML51 ML54 ML56 Series Technical Reference Manual RL3 Timer 3 Reload Low Byte Register SFR Address Reset Value RL3 C5H Page 0 0000_0000 b 7 6 5 4 3 2 1 0 RL3 7 0 R W Bit Name Description 7...

Page 198: ...6 SERIES TECHNICAL REFERENCE MANUAL RH3 Timer 3 Reload High Byte Register SFR Address Reset Value RH3 C6H Page 0 0000_0000 b 7 6 5 4 3 2 1 0 RH3 15 8 R W Bit Name Description 7 0 RH3 15 8 Timer 3 Relo...

Page 199: ...ical Reference Manual PORDIS POR Disable TA Protected Register SFR Address Reset Value PORDIS C6H Page 1 TA protected 0000_0000 b 7 6 5 4 3 2 1 0 PORDIS 7 0 W Bit Name Description 7 0 PORDIS 7 0 POR D...

Page 200: ...7 6 5 4 3 2 1 0 TA 7 0 W Bit Name Description 7 0 TA 7 0 Timed Access The timed access register controls the access to protected SFR To access protected bits user should first write AAH to the TA and...

Page 201: ...mer 2 overflows or a compare match occurs If the Timer 2 interrupt and the global interrupt are enable setting this bit will make CPU execute Timer 2 interrupt service routine This bit is not automati...

Page 202: ...512 3 CAPCR Capture Auto Clear This bit is valid only under Timer 2 auto reload mode It enables hardware auto clearing TH2 and TL2 counter registers after they have been transferred in to RCMP2H and...

Page 203: ...situation and no warning alarms 2 UART2PX Serial Port 2 RX SMC0 DATA TX SMC0 CLK Pin Exchange 0 Assign UART2 RXD SMC0 DATA to multiple I O pin RXD UART2 TXD SMC CLK to multiple I O pin TXD 1 Assign U...

Page 204: ...I O pin RXD UART0 TXD to multiple I O pin TXD 1 Assign UART0 RXD to multiple I O pin TXD UART0 TXD to multiple I O pin RXD Note that Pin direction is controlled by I O type of relative pin RXD TXD wil...

Page 205: ...R level R W edge R level R W edge R level R W edge R level R W edge R level R W edge R level R W edge R level R W edge Bit Name Description 7 0 PIFn Pin Interrupt Channel n Flag If the edge trigger is...

Page 206: ...Low Byte Register SFR Address Reset Value RCMP2L CAH Page 1 0000_0000 b 7 6 5 4 3 2 1 0 RCMP2 7 0 R W Bit Name Description 7 0 RCMP2 7 0 Timer 2 Reload Compare Low Byte This register stores the low b...

Page 207: ...e Manual ADCBAL ADC RAM Base Address Low Byte Register SFR Address Reset Value ADCBAL CBH Page 0 0000_0000 b 7 6 5 4 3 2 1 0 ADCBAL 7 0 R W Bit Name Description 7 0 ADCBAL 7 0 ADC RAM Base Address Low...

Page 208: ...gh Byte Register SFR Address Reset Value RCMP2H CBH Page 1 0000_0000 b 7 6 5 4 3 2 1 0 RCMP2 15 8 R W Bit Name Description 7 0 RCMP2 15 8 Timer 2 Reload Compare High Byte This register stores the high...

Page 209: ...CE MANUAL ML51 ML54 ML56 Series Technical Reference Manual TL2 Timer 2 Low Byte Register SFR Address Reset Value TL2 CCH Page 0 0000_0000 b 7 6 5 4 3 2 1 0 T2 7 0 R W Bit Name Description 7 0 T2 7 0 T...

Page 210: ...RIES TECHNICAL REFERENCE MANUAL TH2 Timer 2 High Byte Register SFR Address Reset Value TH2 CDH Page 0 0000_0000 b 7 6 5 4 3 2 1 0 T2 15 8 R W Bit Name Description 7 0 T2 15 8 Timer 2 High Byte The TH2...

Page 211: ...4 ML56 Series Technical Reference Manual ADCMPL ADC Compare Low Byte Register SFR Address Reset Value ADCMPL CEH Page 0 0000_0000 b 7 6 5 4 3 2 1 0 ADCMP 3 0 W R Bit Name Description 7 4 Reserved 3 0...

Page 212: ...FR Address Reset Value AINDIDS0 CEH Page 1 0000_0000 b 7 6 5 4 3 2 1 0 AIN7DIDS AIN6DIDS AIN5DIDS AIN4DIDS AIN3DIDS AIN2DIDS AIN1DIDS AIN0DIDS R W R W R W R W R W R W R W R W Bit Name Description 7 0...

Page 213: ...Digital Input Disconnect Register SFR Address Reset Value AINDIDS1 CEH Page 2 0000_0000 b 7 6 5 4 3 2 1 0 AIN15DIDS AIN14DIDS AIN13DIDS AIN12DIDS AIN11DIDS AIN10DIDS R W R W R W R W R W R W Bit Name D...

Page 214: ...AL REFERENCE MANUAL PWM0FBS PWM Brake Source Select Register SFR Address Reset Value PWM0FBS CEH Page 3 0000_0000 b 7 6 5 4 3 2 1 0 PWM0FBS R W Bit Name Description 1 0 PWM0FBS PWM Brake Source Select...

Page 215: ...1 ML54 ML56 Series Technical Reference Manual ADCMPH ADC Compare High Byte Register SFR Address Reset Value ADCMPH CFH Page 0 0000_0000 b 7 6 5 4 3 2 1 0 ADCMP 11 4 W R Bit Name Description 7 0 ADCMP...

Page 216: ...I2CnADDRM I2Cn Address Mask Register SFR Address Reset Value I2C0ADDRM CFH Page 2 0000_0000 b I2C1ADDRM D7H Page 2 0000_0000 b 7 6 5 4 3 2 1 0 Mask Bit 7 Mask Bit 6 Mask Bit 5 Mask Bit 4 Mask Bit 3 Ma...

Page 217: ...0 The general purpose flag that can be set or cleared by user 4 RS1 Register Bank Selection Bits These two bits select one of four banks in which R0 to R7 locate RS1 RS0 Register Bank RAM Address 0 0...

Page 218: ...HNICAL REFERENCE MANUAL Bit Name Description 1 F1 User Flag 1 The general purpose flag that can be set or cleared by user via software 0 P Parity Flag Set to 1 to indicate an odd number of ones in the...

Page 219: ...the loading is complete LOAD will be automatically cleared via hardware The meaning of writing and reading LOAD bit is different Writing 0 No effect 1 Load new period and duty in their buffers while a...

Page 220: ...After the loading is complete LOAD will be automatically cleared via hardware The meaning of writing and reading LOAD bit is different Writing 0 No effect 1 Load new period and duty in their buffers w...

Page 221: ...anual PWMnPH PWM Period High Byte Register SFR Address Reset Value PWM0PH D1H Page 1 0000_0000 b PWM1PH 86H Page 2 0000_0000 b PWM2PH B9H Page 2 0000_0000 b PWM3PH C9H Page 2 0000_0000 b 7 6 5 4 3 2 1...

Page 222: ...mparator 0 Negative Input Selection 00 ACMP0_N0 P2 4 pin 01 Internal comparator reference voltage CRV 10 VBG Band gap 11 ACMP0_N1 P2 0 pin 3 WKEN Comparator 0 Power Down Wake Up Enable Bit 0 Comparato...

Page 223: ...3 P3 0 pin 5 4 NEGSEL Comparator 1 Negative Input Selection 00 ACMP1_N0 P2 2 pin 01 Internal comparator reference voltage CRV 10 VBG Band gap 11 ACMP1_N1 P3 1 pin 3 WKEN Comparator 1 Power Down Wake U...

Page 224: ...red to 0 Note This bit is read only 2 ACMP1IF Comparator 1 Interrupt Flag This bit is set by hardware whenever the comparator 1 output changes state This will generate an interrupt if ACMPIE ACMPCR1 1...

Page 225: ...e Voltage Control Register Register SFR Address Reset Value ACMPVREF D5H Page 0 0000_0000 b 7 6 5 4 3 2 1 0 CRV1CTL 2 0 CRV0CTL 2 0 R W R W Bit Name Description 7 Reserved 6 4 CRV1CTL 2 0 Comparator 1...

Page 226: ...bit length of block guard time According to ISO7816 3 in T 0 mode the software must clear T bit to 0 for real block guard time 16 5 In T 1 mode the software must set T bit to 1 for real block guard t...

Page 227: ...tion the setting step must be done before Answer to Reset state and the first data must be 0x3B or 0x3F After hardware received first data and stored it at buffer hardware will decided the convention...

Page 228: ...PWM Negative Polarity Register SFR Address Reset Value PWM0NP D6H Page 1 0000_0000 b 7 6 5 4 3 2 1 0 PNP5 PNP4 PNP3 PNP2 PNP1 PNP0 R W R W R W R W R W R W Bit Name Description 5 0 PNPn PWMn Negative P...

Page 229: ...checked between the last data word bit and stop bit of the serial data 1 Parity bit is not generated transmitting data or checked receiving data during transfer Note In smart card mode this field mus...

Page 230: ...0 UARTEN UART Mode Enable Bit 0 Smart Card mode 1 UART mode Note 1 When operating in UART mode user must set CONSEL SCnCR0 4 0 and AUTOCEN SCnCR0 3 0 Note 2 When operating in Smart Card mode user must...

Page 231: ...R W R W R W Bit Name Description 7 FBF Fault Brake Flag This flag is set when FBINEN is set as 1 and FB pin detects an edge which matches FBINLS PWM0FBD 6 selection This bit is cleared by software Aft...

Page 232: ...0000_0000 b SC1DR D9H Page 2 0000_0000 b 7 6 5 4 3 2 1 0 SCnDR 7 0 R W Bit Name Description 7 0 SCnDR 7 0 SC UART Buffer Data This byte is used for transmitting or receiving data on SC UART bus A writ...

Page 233: ...Manual PWMnPL PWM Period Low Byte Register SFR Address Reset Value PWM0PL D9H Page 1 0000_0000 b PWM1PL 99H Page 2 0000_0000 b PWM2PL C1H Page 2 0000_0000 b PWM3PL D1H Page 2 0000_0000 b 7 6 5 4 3 2 1...

Page 234: ...UAL SCnEGT SC Extra Guard Time Register Register SFR Address Reset Value SC0EGT DAH Page 0 0000_0000 b SC1EGT DAH Page 2 0000_0000 b 7 6 5 4 3 2 1 0 SCnEGT 7 0 R W Bit Name Description 7 0 SCnEGT 7 0...

Page 235: ...0 1 2 3 4 5 PWMnCx Duty Low Byte This byte with PWMnCxH controls the duty of the output signal PGx from PWM generator Register SFR Address Reset Value PWM0C0L DAH Page 1 0000_0000 b PWM0C1L DBH Page 1...

Page 236: ...ss Reset Value SC0ETURD0 DBH Page 0 0111_0011 b SC1ETURD0 DBH Page 2 0111_0011 b 7 6 5 4 3 2 1 0 ETURDIV 7 0 R W Bit Name Description 7 0 ETURDIV 7 0 LSB Bits of ETU Rate Divider The field indicates t...

Page 237: ...W R W Bit Name Description 7 Reserved 6 4 SCDIV 2 0 SC Clock Divider 000 FSC is FSYS 1 001 FSC is FSYS 2 010 FSC is FSYS 4 011 FSC is FSYS 8 By default 100 FSC is FSYS 16 101 FSC is FSYS 16 110 FSC i...

Page 238: ...ock guard time interrupt Disabled 1 Block guard time interrupt Enabled 2 TERRIEN Transfer Error Interrupt Enable Bit This field is used to enable transfer error interrupt The transfer error states is...

Page 239: ...2 TERRIF Transfer Error Interrupt Status Flag Read Only This field is used for transfer error interrupt status flag The transfer error states is at SC0TSR register which includes receiver break error...

Page 240: ...e received character does not have a valid stop bit that is the stop bit following the last data bit or parity bit is detected as logic 0 Note This bit is read only but it can be cleared by writing 0...

Page 241: ...L56 SERIES TECHNICAL REFERENCE MANUAL ML51 ML54 ML56 Series Technical Reference Manual Bit Name Description 0 RXOV RX Overflow Error Status Flag Read Only This bit is set when RX buffer overflow Note...

Page 242: ...up Mode Enable This bit enables the group mode If enabled the duty of first three pairs of PWM are decided by PWM01H and PWM01L rather than their original duty Register Description 0 Group mode Disabl...

Page 243: ...L56 SERIES TECHNICAL REFERENCE MANUAL ML51 ML54 ML56 Series Technical Reference Manual Bit Name Description 2 0 PWMDIV 2 0 PWM Clock Divider This field decides the pre scale of PWM clock source 000 1...

Page 244: ...or Bit addressable Register SFR Address Reset Value ACC E0H All pages Bit addressable 0000_0000 b 7 6 5 4 3 2 1 0 ACC 7 ACC 6 ACC 5 ACC 4 ACC 3 ACC 2 ACC 1 ACC 0 R W R W R W R W R W R W R W R W Bit Na...

Page 245: ...is set while total A D conversions are completed 3 2 ETGTYP 1 0 External Trigger Type Select When ADCEX ADCCON1 1 is set these bits select which condition triggers ADC conversion 00 Falling edge on PW...

Page 246: ...Capture 1 Enable 0 Input capture channel 1 Disabled 1 Input capture channel 1 Enabled 4 CAPEN0 Input Capture 0 Enable 0 Input capture channel 0 Disabled 1 Input capture channel 0 Enabled 3 Reserved 2...

Page 247: ...atch the condition of ADC compare value defined ADCF will be set to 1 This condition base on ADCMPH ADCMPL and ADCMPOP register define The ADCF register changes to 1 only when ADC comparing result mat...

Page 248: ...P1LS 1 0 CAP0LS 1 0 R W R W R W Bit Name Description 7 6 Reserved 5 4 CAP2LS 1 0 Input Capture 2 Level Select 00 Falling edge 01 Rising edge 10 Either rising or falling edge 11 Reserved 3 2 CAP1LS 1 0...

Page 249: ...W Bit Name Description 7 0 ADCDLY 7 0 ADC External Trigger Delay Counter Low Byte This 8 bit field combined with ADCCON2 0 forms a 9 bit counter This counter inserts a delay after detecting the extern...

Page 250: ...Reserved 6 ENF2 Enable Noise Filer on Input Capture 2 0 Noise filter on input capture channel 2 Disabled 1 Noise filter on input capture channel 2 Enabled 5 ENF1 Enable Noise Filer on Input Capture 1...

Page 251: ...l ADCBAH ADC RAM Base Address High Byte Register SFR Address Reset Value ADCBAH E4H Page 0 0000_0000 b 7 6 5 4 3 2 1 0 ADCBA 11 8 R W Bit Name Description 7 4 Reserved 3 0 ADCBA 11 8 ADC RAM Base Addr...

Page 252: ...ure Low Byte n 0 1 2 Register SFR Address Reset Value C0L E4H Page 1 0000_0000 b C1L E6H Page 1 0000_0000 b C2L EDH Page 1 0000_0000 b 7 6 5 4 3 2 1 0 CnL 7 0 R W Bit Name Description 7 0 CnL 7 0 Inpu...

Page 253: ...54 ML56 Series Technical Reference Manual ADCSN ADC Sampling Number Register SFR Address Reset Value ADCSN E5H Page 0 0000_0000 b 7 6 5 4 3 2 1 0 ADCSN 7 0 R W Bit Name Description 7 0 ADCSN 7 0 ADC S...

Page 254: ...n High Byte n 1 2 3 Register SFR Address Reset Value C0H E5H Page 1 0000_0000 b C1H E7H Page 1 0000_0000 b C2H EEH Page 1 0000_0000 b 7 6 5 4 3 2 1 0 CnH 7 0 R W Bit Name Description 7 0 CnH 7 0 Inpu...

Page 255: ...ies Technical Reference Manual ADCCN ADC Current Sampling Number Register SFR Address Reset Value ADCCN E6H Page 0 0000_0000 b 7 6 5 4 3 2 1 0 ADCCN 7 0 R Bit Name Description 7 0 ADCCN 7 0 ADC Curren...

Page 256: ...010 FADC is FSYS 4 011 FADC is FSYS 8 100 FADC is FSYS 16 101 FADC is FSYS 32 110 FADC is FSYS 64 111 FADC is FSYS 128 3 Reserved 2 CMPHIT ADC Comparator Hit Flag This bit is set by hardware when ADCM...

Page 257: ...7 6 5 4 3 2 1 0 ACT HDONE FDONE R R W R W Bit Name Description 7 3 Reserved 2 ACT PDMA in Active Status Flag Read Only 0 This bit is cleared automatically when PDMA transfer is done or disabled 1 This...

Page 258: ...l triggered 1 Edge triggered 5 PIT5 Pin Interrupt Channel 5 Type Select This bit selects which type that pin interrupt channel 5 is triggered 0 Level triggered 1 Edge triggered 4 PIT4 Pin Interrupt Ch...

Page 259: ...54 ML56 SERIES TECHNICAL REFERENCE MANUAL ML51 ML54 ML56 Series Technical Reference Manual Bit Name Description 0 PIT0 Pin Interrupt Channel 0 Type Select This bit selects which type that pin interrup...

Page 260: ...t Value MTM0DA EAH Page 0 0000_0000 b MTM1DA F2H Page 0 0000_0000 b MTM2DA B7H Page 2 0000_0000 b MTM3DA AFH Page 2 0000_0000 b 7 6 5 4 3 2 1 0 MTMnDA 7 0 R W Bit Name Description 7 0 MTMnDA 7 0 Memor...

Page 261: ...age 1 0000_0000 b 7 6 5 4 3 2 1 0 PINEN7 PINEN6 PINEN5 PINEN4 PINEN3 PINEN2 PINEN1 PINEN0 R W R W R W R W R W R W R W R W Bit Name Description 7 0 PINENn Pin Interrupt Channel n Negative Polarity Enab...

Page 262: ...ML51 ML54 ML56 Sep 01 2020 Page 262 of 719 Rev 2 00 ML51 ML54 ML56 SERIES TECHNICAL REFERENCE MANUAL...

Page 263: ...age 1 0000_0000 b 7 6 5 4 3 2 1 0 PIPEN7 PIPEN6 PIPEN5 PIPEN4 PIPEN3 PIPEN2 PIPEN1 PIPEN0 R W R W R W R W R W R W R W R W Bit Name Description 7 0 PIPENn Pin Interrupt Channel n Positive Polarity Enab...

Page 264: ...imer 2 interrupt priority low bit 6 PSPI0 SPI0 interrupt priority low bit 5 PFB Fault Brake interrupt priority low bit 4 PWDT WDT interrupt priority low bit 3 PPWM0 PWM interrupt priority low bit 2 PC...

Page 265: ...Manual B B Register Bit addressable Register SFR Address Reset Value B F0H All pages Bit addressable 0000_0000 b 7 6 5 4 3 2 1 0 B 7 B 6 B 5 B 4 B 3 B 2 B 1 B 0 R W R W R W R W R W R W R W R W Bit Nam...

Page 266: ...dress Reset Value LCDCPUMP F1H Page 3 0000_0000 b 7 6 5 4 3 2 1 0 VCP_SEL 5 0 R W Address F1H Page 3 Reset value 0000 0000b Bit Name Description 7 6 Reserved 5 0 VCP_SEL 5 0 Charge Pump Voltage Set 00...

Page 267: ...es low for each transmission when selecting external Slave device and goes high during each idle state to de select the Slave device 6 SPIEN SPI Enable 0 SPI function Disabled 1 SPI function Enabled 5...

Page 268: ...12M bit s 0 0 0 1 4 6M bit s 0 0 1 0 8 3M bit s 0 0 1 1 16 1 5M bit s 0 1 0 0 32 750k bit s 0 1 0 1 64 375k bit s 0 1 1 0 128 187k bit s 0 1 1 1 256 93 7k bit s 1 0 0 0 3 8M bit s 1 0 0 1 6 4M bit s...

Page 269: ...of SPI clock divider The clock rates below are illustrated under FSYS 24 R W condition SPR3 SPR2 SPR1 SPR0 Divider SPI clock rate 0 0 0 0 2 12M bit s 0 0 0 1 4 6M bit s 0 0 1 0 8 3M bit s 0 0 1 1 16 1...

Page 270: ...d 2 RXDMAEN SPI RX DMA Enable This bit enables the SPI RX operating by through PDMA transfer RX data are saved in XRAM after SPI RX operation 0 SPI RX DMA Disabled 1 SPI RX DMA Enabled 1 0 SPIS 1 0 SP...

Page 271: ...d an SPI interrupt will be required This bit should be cleared via software 4 MODF Mode Fault Error Flag This bit indicates a Mode Fault error event If SS pin is configured as Mode Fault input MSTR 1...

Page 272: ...SPI1DR FCH Page 0 0000_0000 b 7 6 5 4 3 2 1 0 SPInDR 7 0 R W Bit Name Description 7 0 SPInDR 7 0 Serial Peripheral Data This byte is used for transmitting or receiving data on SPI bus A write of this...

Page 273: ...AAH Page 2 0000_0000 b 7 6 5 4 3 2 1 0 MTMDA 7 4 XRAMA 7 4 R W R W Bit Name Description 7 4 MTMDA 7 4 Memory to Memory Destination Address High Byte The most significant 4 bits of XRAM address are us...

Page 274: ...imer 2 interrupt priority high bit 6 PSPI0H SPI0 interrupt priority high bit 5 PFBH Fault Brake interrupt priority high bit 4 PWDTH WDT interrupt priority high bit 3 PPWM0H PWM0 interrupt priority hig...

Page 275: ...SM2_1 Multiprocessor Communication Mode Enable The function of this bit is dependent on the serial port 1 mode Mode 0 No effect Mode 1 This bit checks valid stop bit 0 Reception is always valid no ma...

Page 276: ...serial port 1 after the 8th bit in Mode 0 or the last data bit in other modes When the serial port 1 interrupt is enabled setting this bit causes the CPU to execute the serial port 1 interrupt servic...

Page 277: ...ved 2 PDT45EN PWM4 5 Pair Dead Time Insertion Enable This bit is valid only when PWM4 5 is under complementary mode 0 No delay on GP4 GP5 pair signals 1 Insert dead time delay on the rising edge of GP...

Page 278: ...BIAS 1 0 LCD Bias 00 Reserved 01 1 2 bias 10 1 3 bias 11 1 4 bias 3 2 DUTY 1 0 LCD Duty 00 1 4 duty 01 1 6 duty 10 1 8 duty 11 Reserved Note that when 1 4 duty is selected only COM0 to COM3 are used...

Page 279: ...FAH Page 1 TA protected 0000_0000 b 7 6 5 4 3 2 1 0 PWM0DTCNT 7 0 R W Bit Name Description 7 0 PWM0DTCNT 7 0 PWM Dead Time Counter Low Byte This 8 bit field combined with PWMnDTEN 4 forms a 9 bit PWM...

Page 280: ...S DISP LCDDIV 2 0 R W R W R W Bit Name Description 7 5 Reserved 4 LCDCKS LCD Clock Source Select 0 LIRC 24 1 LXT 24 3 DISP DISP The LCD display keeps display on or display off during chip power down m...

Page 281: ...5 Register SFR Address Reset Value PWM0MEN FBH Page 1 0000_0000 b PWM1MEN 8DH Page 2 0000_0000 b PWM2MEN BDH Page 2 0000_0000 b PWM3MEN CDH Page 2 0000_0000 b 7 6 5 4 3 2 1 0 PMEN5 PMEN4 PMEN3 PMEN2...

Page 282: ...H Page 3 0000_0000 b 7 6 5 4 3 2 1 0 LCDPTR 4 0 R W Bit Name Description 7 5 Reserved 4 0 LCDPTR 4 0 LCD Data Pointer This field determines which LCD display data register is accessed by LCDDAT User s...

Page 283: ...0_0000 b PWM1MD 8CH Page 2 0000_0000 b PWM2MD BCH Page 2 0000_0000 b PWM3MD CCH Page 2 0000_0000 b 7 6 5 4 3 2 1 0 PMD5 PMD4 PMD3 PMD2 PMD1 PMD0 R W R W R W R W R W R W Bit Name Description 7 6 0 Rese...

Page 284: ...CD Data Register SFR Address Reset Value LCDDAT FCH Page 3 0000_0000 b 7 6 5 4 3 2 1 0 LCDDAT 7 0 R W Bit Name Description 7 0 LCDDAT 7 0 LCD Data The value written into this register will be displaye...

Page 285: ...l LVRFLTEN LVR Filter Enable TA Protected Register SFR Address Reset Value LVRFLTEN FDH Page 1 TA protected 0000_0000 b 7 6 5 4 3 2 1 0 LVRFLTEN 7 0 W Address FDH Page 1 reset value 0000 0000b Bit Nam...

Page 286: ...Register SFR Address Reset Value LCDPWR FDH Page 3 0000_0000 b 7 6 5 4 3 2 1 0 PWR_SAVING 1 0 R W Bit Name Description 7 2 Reserved 1 0 PWR_SAVING 1 0 LCD_PWR_SAVING LCD driving cycle select turn on...

Page 287: ...Name Description 7 PSPI1 SPI1 interrupt priority low bit 6 PDMA1 PDMA1 interrupt priority low bit 5 PDMA0 PDMA0 interrupt priority low bit 4 PSMC SMC interrupt priority low bit 3 PHF Hard fault interr...

Page 288: ...LCD Blink Register SFR Address Reset Value LCDBL FEH Page 3 0000_0000 b 7 6 5 4 3 2 1 0 BLINK BLF 2 0 R W R W Bit Name Description 7 4 Reserved 3 BLINK LCD BLINK 0 LCD always on 1 LCD blink 2 0 BLF 2...

Page 289: ...ame Description 7 PSPI1H SPI1 interrupt priority high bit 6 PDMA1H PDMA1 interrupt priority high bit 5 PDMA0H PDMA0 interrupt priority high bit 4 PSMCH SMC interrupt priority high bit 3 PHFH Hard faul...

Page 290: ...CE MANUAL LVRDIS LVR Disable TA Protected Register SFR Address Reset Value LVRDIS FFH Page 0 TA protected 0000_0000 b 7 6 5 4 3 2 1 0 LVRDIS 7 0 W Bit Name Description 7 0 LVRDIS 7 0 LVR Disable To fi...

Page 291: ...0000_0000 b 7 6 5 4 3 2 1 0 R_MODE BUF_EN VLCD_MODE 1 0 R W R W R W Bit Name Description 7 R_MODE Resister Mode 0 LCD none resister mode 1 LCD resister mode 6 BUF_EN Buffer Enable 0 buffer off 1 buff...

Page 292: ...ls 38 4 kHz Internal Oscillator Flash Memory FHIRC FLIRC Clock Divider FSYS Watchdog Timer CKDIV Clock Filter CLO CLOEN CKCON 1 FLXT 4 24 MHz Oscillating Circuit FHXT FECLK 10X 01X 00X Self Wake up Ti...

Page 293: ...sonator LXT and the external clock input ECLK through XIN pin User can set OSC 2 0 as 0 1 x to select ECLK as the system clock By setting OSC 2 0 as 1 1 0 HXT will be selected as the system clock By s...

Page 294: ...ly by controlling CKSWT and CKEN registers via software It provides a wide flexibility in application Note that these SFR are writing TA protected for precaution With this clock source control the clo...

Page 295: ...es to switch the system clock source to a disabled one by changing OSC 2 0 value OSC 2 0 value will be updated right away But the system clock will remain the original one and CKSWTF flag will be set...

Page 296: ...illator is not stable or disabled 1 High speed internal oscillator is enabled and stable 4 LIRCST Low Speed Internal Oscillator 38 4 R W Status 0 Low speed internal oscillator is not stable or is disa...

Page 297: ...d internal oscillator Enabled Note that once IAP is enabled by setting IAPEN CHPCON 0 the high speed internal 24 R W oscillator will be enabled automatically The hardware will also set HIRCEN and HIRC...

Page 298: ...he MCU at a lower rate reducing power consumption By dividing the clock the MCU can retain the ability to respond to events other than those that can cause interrupts i e events that allow exiting the...

Page 299: ...k frequency FSYS follows the equation below according to CKDIV value OSC SYS F F while CKDIV 00H and CKDIV 2 F F OSC SYS while CKDIV 01H to FFH System Clock Output 6 2 1 6 The ML51 ML54 ML56 Series pr...

Page 300: ...CKCON 8EH Page 0 1000_0000b 7 6 5 4 3 2 1 0 FASTWK PWMCKS T1OE T1M T0M T0OE CLOEN R W R W R W R W R W R W R W Address 8EH Page 0 Reset value 1000 0000b Bit Name Description 1 CLOEN System Clock Outpu...

Page 301: ...ctional mode Mode Clock Source Comment Normal mode Any clock source Idle mode Any clock source Only CPU clock is stoped Low power run mode Only for LIRC or LXT Low power idle mode Only for LIRC or LXT...

Page 302: ...ogram continue executing the ISR of the very interrupt source that woke the system up before After return from the ISR the device continues execution at the instruction which follows the instruction t...

Page 303: ...ll be the last instruction to be executed before the device enters Power down mode In the Power down mode RAM maintains its content The port pins output the values held by their own state before Power...

Page 304: ...reset mode when VDD is lower than the voltage reference thresholds This design makes CPU not access program Flash while the VDD is not adequate performing the Flash reading If an undetermined operati...

Page 305: ...00b Others 000U _0000b 7 6 5 4 3 2 1 0 SMOD SMOD0 LPR POF GF1 GF0 PD IDL R W R W RW R W R W R W R W R W Address 87H All pagess POR reset value 0001 000b other reset value 000U 0000b Bit Name Descripti...

Page 306: ...suming event occurrence If the BORST bit is set as 1 this will enable brown out reset function After a brown out reset BORF BODCON0 1 will be set as 1 via hardware It will not be altered by reset othe...

Page 307: ...lect 111 VBOD is 1 8V 110 VBOD is 1 8V 101 VBOD is 2 0V 100 VBOD is 2 4V 011 VBOD is 2 7V 010 VBOD is 3 0V 001 VBOD is 3 7V 000 VBOD is 4 4V 3 BOIAP Brown Out Inhibiting IAP This bit decides whether I...

Page 308: ...4V 3 BOF Brown Out Interrupt Flag This flag will be set as logic 1 via hardware after a VDD dropping below or rising above VBOD event occurs If both EBOD I E 5 and EA I E 7 are set a brown out interr...

Page 309: ...REFERENCE MANUAL ML51 ML54 ML56 Series Technical Reference Manual Bit Name Description Note 1 BODEN BOV 2 0 and BORST are initialized by being directly loaded from CONFIG2 bit 7 6 4 and 2 after all re...

Page 310: ...ry 1 6 ms periodically 10 BOD low power mode 2 by turning on BOD circuit every 6 4 ms periodically 11 BOD low power mode 3 by turning on BOD circuit every 25 6 ms periodically 0 BODFLT BOD Filter Cont...

Page 311: ...g from address 0000H If an external reset applies while CPU is in Power down mode the way to trigger a hardware reset is slightly different Since the Power down mode stops system clock the reset signa...

Page 312: ...DPS R W R W R W R W R W R R W Bit Name Description 6 RSTPINF External Reset Flag When the MCU is reset by the external reset this bit will be set via hardware It is recommended that the flag be cleare...

Page 313: ...cated internal clock source User can clear the WDT at any time causing it to restart the counter When the selected time out occurs but no software response taking place for a while the WDT will reset...

Page 314: ...tected POR 0000_0111 b WDT 0000_1UUU b Others 0000_UUUU b 7 6 5 4 3 2 1 0 WDTR WDCLR WDTF WIDPD WDTRF WDPS 2 0 R W R W R W R W R W R W Address AAH Page 0 Reset value POR 0000 0111b WDT 0000 1UUUb Othe...

Page 315: ...mple if an ISP of Boot Code updating User Code finishes a software reset can be asserted to re boot CPU to execute new User Code immediately Writing 1 to SWRST CHPCON 7 will trigger a software reset N...

Page 316: ...cted Register SFR Address Reset Value CHPCON 9FH Page 0 TA protected Software 0000_00U0 b Others 0000_00C0 b 7 6 5 4 3 2 1 0 SWRST IAPFF BS IAPEN W R W R W R W Bit Name Description 7 SWRST Software Re...

Page 317: ...ESET pin U100 0000b Hard fault UU10 0000b Others UUU0 0000b 7 6 5 4 3 2 1 0 SWRF RSTPINF HardF HardFInt GF2 0 DPS R W R W R W R W R W R R W Bit Name Description 7 SWRF Software Reset Flag When the MCU...

Page 318: ...BS 1 Hard fault reset Power on reset Figure 6 2 3 Boot Selecting Diagram The ML51 ML54 ML56 Series provides user a flexible boot selection for variant application The SFR bit BS in CHPCON 1 determines...

Page 319: ...7 6 5 4 3 2 1 0 CBS FSYS OCDPWM OCDEN LOCK R W R W R W R W R W Factory default value 1111 1111b Bit Name Description 7 CBS CONFIG Boot Select This bit defines from which block that MCU re boots after...

Page 320: ...unchanged after software reset After the MCU is released from reset state the hardware will always check the BS bit instead of the CBS bit to determine from which block that the device reboots Reset...

Page 321: ...be terminated by a return from interrupt instruction RETI This instruction will force the CPU return to the instruction that would have been next when the interrupt occurred Source Vector Addess Vecto...

Page 322: ...te that interrupts which occur when the EA bit is set to logic 0 will be held in a pending state and will not be serviced until the EA bit is set back to logic 1 All interrupt flags that generate inte...

Page 323: ...rated ADCF ADCCON0 7 set 1 5 EBOD Enable Brown Out Interrupt 0 Brown out detection interrupt Disabled 1 Brown out detection interrupt Enable When interrupt generated BOF BODCON0 3 set 1 4 ES Enable Se...

Page 324: ...ble Fault Brake Interrupt 0 Fault Brake interrupt Disabled 1 Fault Brake interrupt Enable When interrupt generated FBF PWM0FBD 7 set 1 4 EWDT Enable WDT Interrupt 0 WDT interrupt Disabled 1 WDT interr...

Page 325: ...t generated SI R W1CON 3 or I2TOF R W1TOC 0 set 1 4 ESPI1 Enable SPI1 Interrupt 0 SPI1 interrupt Disabled 1 SPI1 interrupt Enable When interrupt generated SPIF SP2SR 7 MODF SP2SR 4 or SPIOVF SP2SR 5 s...

Page 326: ...ock guard time interrupt Disabled 1 Block guard time interrupt Enabled 2 TERRIEN Transfer Error Interrupt Enable Bit This field is used to enable transfer error interrupt The transfer error states is...

Page 327: ...hers are reserved no periperal source selected Note 0001 0011 1010 peripheral devices to XRAM memory 0101 0111 1110 XRAM memory to peripheral devices 3 HIE PDMA HALFTransfer Done Interrupt Enable Bit...

Page 328: ...w priority interrupt handler will be invoked only if no other interrupt is already executing Again the low priority interrupt cannot preempt another low priority interrupt even if the later one is hig...

Page 329: ...14 PT2 PT2H No Input capture 0063H CAPF0 CAPCON0 0 CAPF1 CAPCON0 1 CAPF2 CAPCON0 2 ECAP EIE0 2 15 PCAP PCAPH No PWM0 interrupt 006BH PWMF PWM0CON0 5 EPWM0 EIE0 3 16 PPWM0 PPWM0H No Serial port 1 007B...

Page 330: ...SC1I E 4 28 SMC1 SMC1H No PDMA2 00E3H FDONE DMA2TSR 0 HDONE DMA2TSR 1 FIE DMA2CR0 2 HIE DMA2CR0 3 29 PDMA2 PDMA2H No PDMA3 00EBH FDONE DMA3TSR 0 HDONE DMA3TSR 1 FIE DMA3CR0 2 HIE DMA3CR0 3 30 PDMA3 PD...

Page 331: ...Bit Name Description 7 Reserved 6 PADC ADC interrupt priority low bit 5 PBOD Brown out detection interrupt priority low bit 4 PS Serial port 0 interrupt priority low bit 3 PT1 Timer 1 interrupt priori...

Page 332: ...DCH PBODH PSH PT1H PX1H PT0H PX0H R W R W R W R W R W R W R W Bit Name Description 7 6 PADCH ADC interrupt priority high bit 5 PBODH Brown out detection interrupt priority high bit 4 PSH Serial port 0...

Page 333: ...Name Description 7 PT2 Timer 2 interrupt priority low bit 6 PSPI0 SPI0 interrupt priority low bit 5 PFB Fault Brake interrupt priority low bit 4 PWDT WDT interrupt priority low bit 3 PPWM0 PWM interru...

Page 334: ...imer 2 interrupt priority high bit 6 PSPI0H SPI0 interrupt priority high bit 5 PFBH Fault Brake interrupt priority high bit 4 PWDTH WDT interrupt priority high bit 3 PPWM0H PWM0 interrupt priority hig...

Page 335: ...Name Description 7 PSPI1 SPI1 interrupt priority low bit 6 PDMA1 PDMA1 interrupt priority low bit 5 PDMA0 PDMA0 interrupt priority low bit 4 PSMC SMC interrupt priority low bit 3 PHF Hard fault interr...

Page 336: ...SPI1 interrupt priority high bit 6 PDMA1H PDMA1 interrupt priority high bit 5 PDMA0H PDMA0 interrupt priority high bit 4 PSMCH SMC interrupt priority high bit 3 PHFH Hard fault interrupt priority hig...

Page 337: ...W Bit Name Description 7 RTC RTC interrupt priority low bit 6 PDMA3 PDMA3 interrupt priority low bit 5 PDMA2 PDMA2 interrupt priority low bit 4 SMC1 SMC1 interrupt priority low bit 3 TK Touch Key inte...

Page 338: ...H RTCH interrupt priority high bit 6 PDMA3H PDMA3H interrupt priority high bit 5 PDMA2H PDMA2H interrupt priority high bit 4 SMC1H SMC1H interrupt priority high bit 3 TKH Touch Key interrupt priority...

Page 339: ...ded that the flag be cleared via software 6 RSTPINF External Reset Flag When the MCU is reset by the external reset this bit will be set via hardware It is recommended that the flag be cleared via sof...

Page 340: ...ck User should take care that the status of the stack The processor does not notice anything if the stack contents are modified and will proceed with execution from the address put back into PC Note t...

Page 341: ...is moment the CPU holds the Program Counter and the built in IAP automation takes over to control the internal charge pump for high voltage and the detail signal timing The erase and program time is i...

Page 342: ...llowing condition is met 1 The accessing address is oversize 2 IAPCN command is invalid 3 IAP erases or programs updating un enabled block 4 IAP erasing or programming operates under VBOD while BOIAP...

Page 343: ...xff80 0xffff is mapping to APROM memory 1 CPU memory address 0xff80 0xffff is mapping to SPROM memory 3 SPUEN SPROM Memory Space Updated Enable TA Protected 0 Inhibit erasing or programming SPRO R W b...

Page 344: ...W Bit Name Description 7 6 IAPB 1 0 IAP Control This byte is used for IAP command For details see Figure 6 3 1 IAP Modes and Command Codes 5 FOEN This Byte is Used for IAP Command For details see Figu...

Page 345: ...NCE MANUAL ML51 ML54 ML56 Series Technical Reference Manual IAPAH IAP Address High Byte Register SFR Address Reset Value IAPAH A7H Page 0 0000 _0000 b 7 6 5 4 3 2 1 0 IAPA 15 8 R W Bit Name Descriptio...

Page 346: ...L56 SERIES TECHNICAL REFERENCE MANUAL IAPAL IAP Address Low Byte Register SFR Address Reset Value IAPAL A6H Page 0 0000 _0000 b 7 6 5 4 3 2 1 0 IAPA 7 0 R W Bit Name Description 7 0 IAPA 7 0 IAP Addre...

Page 347: ...dress Reset Value IAPFD AEH Page 0 0000 _0000 b 7 6 5 4 3 2 1 0 IAPFD 7 0 R W Bit Name Description 7 0 IAPFD 7 0 IAP Flash Data This byte contains Flash data which is read from or is going to be writt...

Page 348: ...is bit as logic 1 After this instruction the CPU holds the Program Counter PC and the IAP hardware automation takes over to control the progress After IAP action completed the Program Counter continue...

Page 349: ...out D 7 0 PID 96 bit Unique Code read x x 0 0 0100 A 15 0 0x0000 0x000B Data out D 7 0 UID 16 bit VBG read x x 0 0 0100 A 15 0 0x000C 0x000D Data out D 7 0 VBG 128 bit Die Record read x x 0 0 0100 A...

Page 350: ...a out SPROM page erase 10 1 0 0010 0180H FFH SPROM byte program 10 1 0 0001 0180H 01FFH Data in SPROM byte read 10 0 0 0000 0180H 01FFH Data out SPROM Erase 1 0 1 0 0010 A 15 0 0x0180 FFH SPROM Progra...

Page 351: ...uring IAP progress interrupts if enabled should be disabled temporally by clearing EA bit for implement limitation Do not attempt to erase or program to a page that the code is currently executing Thi...

Page 352: ...to trigger IAP process MOV IAPCN BYTE_PROGRAM_AP Program 201h with 55h MOV IAPAH 02h MOV IAPAL 01h MOV IAPFD 55h MOV TA 0Aah MOV TA 55h ORL IAPTRG 00000001b MOV TA 0Aah MOV TA 55h ANL IAPUEN 11111110b...

Page 353: ...te TA 0Xaa CHPCON is TA protected TA 0x55 CHPCON 0x01 IAPEN 0 disable IAP mode P0 Data_Flash 1 Read content of address 200h 1 while 1 In System Programming ISP 6 3 1 5 The Flash Memory supports both h...

Page 354: ...e CONFIG2 is also updated to disable BOD reset User needs to configure CONFIG0 0x7F CONFIG1 0Xfe CONFIG2 0xFF PAGE_ERASE_AP EQU 00100010b BYTE_PROGRAM_AP EQU 00100001b BYTE_READ_AP EQU 00000000b ALL_E...

Page 355: ...PUEN 00000001b APUEN 1 enable APROM update RET Disable_AP_Update MOV TA 0Aah MOV TA 55h ANL IAPUEN 11111110b APUEN 0 disable APROM update RET Enable_CONFIG_Update MOV TA 0Aah MOV TA 55h ORL IAPUEN 000...

Page 356: ...FD A CALL Trigger_IAP INC DPTR INC IAPAL MOV A IAPAL CJNE A 14 Program_AP_Loop RET Program_AP_Verify MOV IAPCN BYTE_READ_AP MOV IAPAH 00h MOV IAPAL 00h MOV DPTR AP_code Program_AP_Verify_Loop CALL Tri...

Page 357: ...ble BOD reset MOV R6 A temp data CALL Trigger_IAP RET Program_CONFIG_Verify MOV IAPCN BYTE_READ_CONFIG MOV IAPAH 00h MOV IAPAL 02h CALL Trigger_IAP MOV B R6 MOV A IAPFD CJNE A B Program_CONFIG_Verify_...

Page 358: ...memory access The OCD system does not occupy any locations in the memory map and does not share any on chip peripherals When the OCDEN CONFIG0 4 is programmed as 0 and LOCK CONFIG0 1 remains un progr...

Page 359: ...its Power down mode under debug mode HIRC keeps turning on The ML51 ML54 ML56 Series OCD system has another limitation that non intrusive commands cannot be executed at any time while the user s progr...

Page 360: ...Tri state pins those are used as PWM outputs 0 PWM continues 4 OCDEN OCD Enable 1 OCD Disabled 0 OCD Enabled Note If MCU run in OCD debug mode and OCDEN 0 hard fault reset will disable Only HardF flag...

Page 361: ...n PxS register Schmitt triggered input has better glitch suppression capability All I O pins also have bit controllable slew rate select ability via software The Register Description are PxSR By defau...

Page 362: ...ore source current is needed for an output driving Port Pin Input Port Latch P N VDD Strong Figure 6 4 2 Push Pull Mode Structure Input Only Mode Input only mode provides true high impedance input pat...

Page 363: ...port latch is given by logic 0 If the port latch is logic 1 it behaves as if in input only mode To be used as an output pin generally as R W lines an open drain pin should add an external pull high ty...

Page 364: ...00 ML51 ML54 ML56 SERIES TECHNICAL REFERENCE MANUAL Input and Output Data Control 6 4 1 2 These registers are I O input and output data buffers Reading gets the I O input data Writing forces the data...

Page 365: ...1111_1111 b P1 90H All pages Bit addressable 1111_1111 b P2 A0H All pages Bit addressable 1111_1111 b P3 B0H All pages Bit addressable 1111_1111 b P4 D8H All pages Bit addressable 1111_1111 b P5 B1H...

Page 366: ...HNICAL REFERENCE MANUAL GPIO Mode Control 6 4 1 3 These registers control GPIO mode which is configurable among four modes input only quasi bidirectional push pull or open drain Each pin can be config...

Page 367: ...er SFR Address Reset Value P0M1 B1H Page 1 1111_1111 b P1M1 B3H Page 1 1111_1111 b P2M1 85H Page 1 1111_1111 b P3M1 C2H Page 1 1111_1111 b P4M1 B9H Page 1 1111_1111 b P5M1 BDH Page 1 1111_1111 b P6M1...

Page 368: ...1 0000_0000 b P3M2 C3H Page 1 0000_0000 b P4M2 BAH Page 1 0000_0000 b P5M2 BEH Page 1 0000_0000 b P6M2 85H Page 2 0000_0000 b 7 6 5 4 3 2 1 0 PnM2_7 PnM2_6 PnM2_5 PnM2_4 PnM2_3 PnM2_2 PnM2_1 PnM2_0 R...

Page 369: ...1 and Pn 0 Multi function Select Register SFR Address Reset Value P0MF10 F9H Page 2 0000_0000 b P1MF10 FDH Page 2 0000_0000 b P2MF10 F2H Page 2 0000_0000 b P3MF10 F6H Page 2 0000_0000 b P4MF10 EBH Pa...

Page 370: ...SFR Address Reset Value P0MF32 FAH Page 2 0000_0000 b P1MF32 FEH Page 2 0000_0000 b P2MF32 F3H Page 2 0000_0000 b P3MF32 F7H Page 2 0000_0000 b P4MF32 ECH Page 2 0000_0000 b P5MF32 E1H Page 2 0000_00...

Page 371: ...function Select Register SFR Address Reset Value P0MF54 FBH Page 2 0000_0000 b P1MF54 FFH Page 2 0000_0000 b P2MF54 F4H Page 2 0000_0000 b P3MF54 E9H Page 2 0000_0000 b P4MF54 EDH Page 2 0000_0000 b...

Page 372: ...0000_0000 b P2MF76 F5H Page 2 0000_0000 b P3MF76 EAH Page 2 0000_0000 b P4MF76 EEH Page 2 0000_0000 b P5MF76 E3H Page 2 0000_0000 b 7 6 5 4 3 2 1 0 PnMF7 3 0 PnMF6 3 0 R W R W Bit Name Description 7...

Page 373: ...6 SERIES TECHNICAL REFERENCE MANUAL ML51 ML54 ML56 Series Technical Reference Manual Input Type 6 4 1 5 Each I O pin can be configured individually as TTL input or Schmitt triggered input Note that al...

Page 374: ...99H Page 1 0000_0000 b P1S 9BH Page 1 0000_0000 b P2S 9DH Page 1 0000_0000 b P3S ACH Page 1 0000_0000 b P4S BBH Page 1 0000_0000 b P5S BFH Page 1 0000_0000 b 7 6 5 4 3 2 1 0 PnS 7 PnS 6 PnS 5 PnS 4 Pn...

Page 375: ...l Reference Manual Output Slew Rate Control 6 4 1 6 Slew rate for each I O pin is configurable individually By default each pin is in normal slew rate mode User can set each control register bit to en...

Page 376: ...EH Page 1 0000_0000 b P6SR 8EH Page 2 0000_0000 b 7 6 5 4 3 2 1 0 PnSR 7 PnSR 6 PnSR 5 PnSR 4 PnSR 3 PnSR 2 PnSR 1 PnSR 0 R W R W R W R W R W R W R W R W Bit Name Description 7 0 PnSR 7 0 Pn x Slew Ra...

Page 377: ...SFR Address Reset Value P0UP 92H Page 1 0000_0000 b P1UP 93H Page 1 0000_0000 b P2UP 94H Page 1 0000_0000 b P3UP 95H Page 1 0000_0000 b P4UP 96H Page 1 0000_0000 b P5UP 97H Page 1 0000_0000 b 7 6 5 4...

Page 378: ...S TECHNICAL REFERENCE MANUAL Pull Down Resister Control 6 4 1 8 Pull down resister for each I O pin is configurable individually Even enabled the pull down resister only effect when GPIO setting as in...

Page 379: ...t Value P0DW 8AH Page 1 0000_0000 b P1DW 8BH Page 1 0000_0000 b P2DW 8CH Page 1 0000_0000 b P3DW 8DH Page 1 0000_0000 b P4DW 8EH Page 1 0000_0000 b P5DW 8FH Page 1 0000_0000 b P6DW 8FH Page 2 0000_000...

Page 380: ...e INT0 or INT1 inputs are sampled every system clock cycle If the sample is high in one cycle and low in the next then a high to low transition is detected and the interrupts request flag IE0 or IE1 w...

Page 381: ...rupt service routine If IT1 0 low level trigger this flag follows the inverse of the INT1 input signal s logic level Software cannot control it 2 IT1 External Interrupt 1 Type Select This bit selects...

Page 382: ...pin interrupt channel allow the interrupt service routine to poll on which channel on which the interrupt event occurs All flags in PIF register are set by hardware and should be cleared by software...

Page 383: ...el 6 is triggered 0 Level triggered 1 Edge triggered 5 PIT5 Pin Interrupt Channel 5 Type Select This bit selects which type that pin interrupt channel 5 is triggered 0 Level triggered 1 Edge triggered...

Page 384: ...of 719 Rev 2 00 ML51 ML54 ML56 SERIES TECHNICAL REFERENCE MANUAL Bit Name Description 0 PIT0 Pin Interrupt Channel 0 Type Select This bit selects which type that pin interrupt channel 0 is triggered...

Page 385: ...age 1 0000_0000 b 7 6 5 4 3 2 1 0 PINEN7 PINEN6 PINEN5 PINEN4 PINEN3 PINEN2 PINEN1 PINEN0 R W R W R W R W R W R W R W R W Bit Name Description 7 0 PINENn Pin Interrupt Channel n Negative Polarity Enab...

Page 386: ...4 3 2 1 0 PIPEN7 PIPEN6 PIPEN5 PIPEN4 PIPEN3 PIPEN2 PIPEN1 PIPEN0 R W R W R W R W R W R W R W R W Bit Name Description 7 0 PIPENn Pin Interrupt Channel n Positive Polarity Enable This bit enables high...

Page 387: ...R level R W edge R level R W edge R level R W edge R level R W edge R level R W edge R level R W edge R level R W edge Bit Name Description 7 0 PIFn Pin Interrupt Channel n Flag If the edge trigger is...

Page 388: ...000_0000 b PIPS5 A6H Page 1 0000_0000 b PIPS6 A7H Page 1 0000_0000 b PIPS7 AFH Page 1 0000_0000 b 7 6 5 4 3 2 1 0 PSEL 2 0 BSEL 2 0 R W R W Bit Name Description 7 Reserved 6 4 PSEL 2 0 Pin Interrupt C...

Page 389: ...mode the countering register increases on the falling edge of the external input pin T0 If the sampled value is high in one clock cycle and low in the next a valid 1 to 0 transition is recognized on...

Page 390: ...TE TR0 TR1 FSYS INT0 INT1 pin 1 12 0 1 T0M T1M Figure 6 5 2 Timer Counters 0 and 1 in Mode 1 Mode 2 8 Bit Auto Reload Timer 6 5 2 3 In Mode 2 the Timer Counter is in auto reload mode In this mode TL0...

Page 391: ...to 0 transition counter on pin T0 as determined by C T TMOD 2 TH0 is forced as a clock cycle counter and takes over the usage of TR1 and TF1 from Timer Counter 1 Mode 3 is used in case that an extra 8...

Page 392: ...ML51 ML54 ML56 Sep 01 2020 Page 392 of 719 Rev 2 00 ML51 ML54 ML56 SERIES TECHNICAL REFERENCE MANUAL Register Description 6 5 2 5...

Page 393: ...the external pin T1 5 M1 Timer 1 Mode Select M1 M0 Timer 1 Mode 0 0 Mode 0 13 bit Timer Counter 0 1 Mode 1 16 bit Timer Counter 1 0 Mode 2 8 bit Timer Counter with auto reload from TH1 1 1 Mode 3 Time...

Page 394: ...is bit can be set or cleared by software 4 TR0 Timer 0 Run Control 0 Timer 0 Disabled Clearing this bit will halt Timer 0 and the current count will be preserved in TH0 and TL0 1 Timer 0 Enabled 3 IE1...

Page 395: ...L56 SERIES TECHNICAL REFERENCE MANUAL ML51 ML54 ML56 Series Technical Reference Manual Bit Name Description 0 IT0 External Interrupt 0 Type Select This bit selects by which type that INT0 is triggered...

Page 396: ...SERIES TECHNICAL REFERENCE MANUAL TL0 Timer 0 Low Byte Register SFR Address Reset Value TL0 8AH Page 0 0000_0000b 7 6 5 4 3 2 1 0 TL0 7 0 R W Bit Name Description 7 0 TL0 7 0 Timer 0 Low Byte The TL0...

Page 397: ...MANUAL ML51 ML54 ML56 Series Technical Reference Manual TH0 Timer 0 High Byte Register SFR Address Reset Value TH0 8CH Page 0 0000_0000b 7 6 5 4 3 2 1 0 TH0 7 0 R W Bit Name Description 7 0 TH0 7 0 T...

Page 398: ...SERIES TECHNICAL REFERENCE MANUAL TL1 Timer 1 Low Byte Register SFR Address Reset Value TL1 8BH Page 0 0000_0000b 7 6 5 4 3 2 1 0 TL1 7 0 R W Bit Name Description 7 0 TL1 7 0 Timer 1 Low Byte The TL1...

Page 399: ...MANUAL ML51 ML54 ML56 Series Technical Reference Manual TH1 Timer 1 High Byte Register SFR Address Reset Value TH1 8DH Page 0 0000_0000b 7 6 5 4 3 2 1 0 TH1 7 0 R W Bit Name Description 7 0 TH1 7 0 T...

Page 400: ...be enabled only when operating in its Timer mode 4 T1M Timer 1 Clock Mode Select 0 The clock source of Timer 1 is the system clock divided by 12 It maintains standard 8051 compatibility 1 The clock so...

Page 401: ...k divider with 8 different scales for wide field application The clock is enabled when TR2 T2CON 2 is 1 and disabled when TR2 is 0 The following registers are related to Timer 2 function Block Diagram...

Page 402: ...Timer 2 Interrupt Pre scalar FSYS RCMP2H T2DIV 2 0 T2MOD 6 4 RCMP2L TH2 TL2 00 01 10 11 CAPF0 CAPF1 CAPF2 LDEN 1 T2MOD 7 LDTS 1 0 T2MOD 1 0 TR2 T2CON 2 Timer 2 Module C0H C0L Noise Filter ENF0 CAPCON...

Page 403: ...ure channels has their own independent edge detector but share the unique Timer 2 Each trigger edge detector is selected individually by setting corresponding bits in CAPCON1 It supports positive edge...

Page 404: ...ML51 ML54 ML56 Sep 01 2020 Page 404 of 719 Rev 2 00 ML51 ML54 ML56 SERIES TECHNICAL REFERENCE MANUAL Register Description 6 5 3 5...

Page 405: ...Enabled 5 CAPEN1 Input Capture 1 Enable 0 Input capture channel 1 Disabled 1 Input capture channel 1 Enabled 4 CAPEN0 Input Capture 0 Enable 0 Input capture channel 0 Disabled 1 Input capture channel...

Page 406: ...W R W R W Address E2H Page 1 Reset value 0000 0000b Bit Name Description 7 6 Reserved 5 4 CAP2LS 1 0 Input Capture 2 Level Select 00 Falling edge 01 Rising edge 10 Either rising or falling edge 11 Re...

Page 407: ...F0 R W R W R W Bit Name Description 6 ENF2 Enable Noise Filer on Input Capture 2 0 Noise filter on input capture channel 2 Disabled 1 Noise filter on input capture channel 2 Enabled 5 ENF1 Enable Nois...

Page 408: ...ure Low Byte n 0 1 2 Register SFR Address Reset Value C0L E4H Page 1 0000_0000 b C1L E6H Page 1 0000_0000 b C2L EDH Page 1 0000_0000 b 7 6 5 4 3 2 1 0 CnL 7 0 R W Bit Name Description 7 0 CnL 7 0 Inpu...

Page 409: ...erence Manual CnH Capture n High Byte n 1 2 3 Register SFR Address Reset Value C0H E5H Page 1 0000_0000 b C1H E7H Page 1 0000_0000 b C2H EEH Page 1 0000_0000 b 7 6 5 4 3 2 1 0 CnH 7 0 R W Bit Name Des...

Page 410: ...s set as 1 and a reload is generated and causes the contents of the RH3 and RL3 registers to be reloaded into the internal 16 bit counter If ET3 EIE1 1 is set as 1 Timer 3 interrupt service routine wi...

Page 411: ...t when Timer 3 overflows It is automatically cleared by hardware when the program executes the Timer 3 interrupt service routine This bit can be set or cleared by software 3 TR3 Timer 3 Run Control 0...

Page 412: ...L56 SERIES TECHNICAL REFERENCE MANUAL RL3 Timer 3 Reload Low Byte Register SFR Address Reset Value RL3 C5H Page 0 0000_0000 b 7 6 5 4 3 2 1 0 RL3 7 0 R W Bit Name Description 7 0 RL3 7 0 Timer 3 Reloa...

Page 413: ...ENCE MANUAL ML51 ML54 ML56 Series Technical Reference Manual RH3 Timer 3 Reload High Byte Register SFR Address Reset Value RH3 C6H Page 0 0000_0000 b 7 6 5 4 3 2 1 0 RH3 7 0 R W Bit Name Description 7...

Page 414: ...ime Out Timing 1 0 0 0 0 1 1 1 66 ms 0 0 0 1 1 4 6 64 ms 0 0 1 0 1 8 13 31 ms 0 0 1 1 1 16 26 62 ms 0 1 0 0 1 32 53 25 ms 0 1 0 1 1 64 106 66 ms 0 1 1 0 1 128 213 12 ms 0 1 1 1 1 256 426 64 ms 1 0 0 0...

Page 415: ...onitor This is important in real time control applications In case of some power glitches or electro magnetic interference CPU may begin to execute erroneous codes and operate in an unpredictable stat...

Page 416: ...ML51 ML54 ML56 Sep 01 2020 Page 416 of 719 Rev 2 00 ML51 ML54 ML56 SERIES TECHNICAL REFERENCE MANUAL 6 6 3 Register Description...

Page 417: ...value 1111 1111b Bit Name Description 7 4 WDTEN 3 0 WDT Enable This field configures the WDT behavior after MCU execution 1111 WDT is Disabled WDT can be used as a general purpose timer via software c...

Page 418: ...different Writing 0 No effect 1 Clearing WDT counter Reading 0 WDT counter is completely cleared 1 WDT counter is not yet cleared 5 WDTF WDT Time Out Flag This bit indicates an overflow of WDT counte...

Page 419: ...nsumption of Idle mode still keeps at a Ma level To further reducing the current consumption to uA level the CPU should stay in Power down mode when nothing needs to be served and has the ability of w...

Page 420: ...ML51 ML54 ML56 Sep 01 2020 Page 420 of 719 Rev 2 00 ML51 ML54 ML56 SERIES TECHNICAL REFERENCE MANUAL LOOP ORL PCON 02H LJMP LOOP...

Page 421: ...abled along with WKT configuration User should manually enable the selected clock source and waiting for stability to ensure a proper operation The WKT is implemented simply as a 16 bit auto reload up...

Page 422: ...ML51 ML54 ML56 Sep 01 2020 Page 422 of 719 Rev 2 00 ML51 ML54 ML56 SERIES TECHNICAL REFERENCE MANUAL 6 7 3 Control Register...

Page 423: ...WKT Overflow Flag This bit is set when WKT overflows If the WKT interrupt and the global interrupt are enabled setting this bit will make CPU execute WKT interrupt service routine This bit is not aut...

Page 424: ...H Self Wake up Timer Reload High Byte Register SFR Address Reset Value RWKH BFH Page 2 0000 0000b 7 6 5 4 3 2 1 0 RWK 15 8 R W Bit Name Description 7 0 RWK 15 8 WKT Reload High Byte It holds the 16 bi...

Page 425: ...nical Reference Manual RWKL Self Wake up Timer Reload Low Byte Register SFR Address Reset Value RWKL 86H Page 0 0000 0000b 7 6 5 4 3 2 1 0 RWK 7 0 R W Bit Name Description 7 0 RWK 7 0 WKT Reload Low B...

Page 426: ...CAL REFERENCE MANUAL CWKH Self Wake up Timer Current Count Value High Byte Register SFR Address Reset Value CWKH BEH Page 2 0000 0000b 7 6 5 4 3 2 1 0 CWK 15 8 R W Bit Name Description 7 0 CWK 15 8 WK...

Page 427: ...ML51 ML54 ML56 Series Technical Reference Manual CWKL Self Wake up Timer Current Count Value Low Byte Register SFR Address Reset Value CWKL 86H Page 1 0000 0000b 7 6 5 4 3 2 1 0 CWK 7 0 R Bit Name Des...

Page 428: ...If the complementary mode is used a programmable dead time insertion is available to protect MOS turn on simultaneously The PWM waveform can be edge aligned or center aligned with variable interrupt p...

Page 429: ...Brake output control PWMTYP PWM0CON1 4 edge center Interrupt select type PWMDIV0 2 0 PWM0CON1 2 0 P0G0 PWM0 interrupt Brake event PWM0_BRAKE 0 1 Timer 1 overflow PWMCKS CKCON 6 FPWM Counter Matching...

Page 430: ...WMnCON0 6 PWMF PWMnCON0 5 PWMnP buffer PWMnC0 buffer PWMnC0 Register 0 to 1 PWMn and Fault Brake output control PWMTYP PWMnCON1 4 edge center Interrupt select type PWMDIV0 2 0 PWMnCON1 2 0 PnG0 PWMn i...

Page 431: ...duties of the PWM outputs In a three phase motor control application two group PWM outputs generally are given the same duty cycle When the group mode is enabled PWM0C2H PWM0C2L PWM0C3H PWM0C3L PWM0C4...

Page 432: ...PWM0_CH0 PWM0_CH3 PWM0_CH1 PWM0_CH2 PWM0_CH5 PWM0_CH4 Figure 6 8 3 PWM0 and Fault Brake Output Control Block Diagram User should follow the initialization steps below to start generating the PWM signa...

Page 433: ...PWMnCON1 7 6 Mask output PWMnMD0 PWMnMEN0 PWMnMD1 PWMnMEN1 PWMnC0 1 mode 0 1 0 1 PWMnMEN PWMnMD PWMn_CH0 PWMn_CH1 Figure 6 8 4 PWM1 2 3 Control Block Diagram Note A loading of new period and duty by...

Page 434: ...OAD will be automatically cleared via hardware The meaning of writing and reading LOAD bit is different Writing 0 No effect 1 Load new period and duty in their buffers while a PWM period is completed...

Page 435: ...ed on the next PWM cycle After the loading is complete LOAD will be automatically cleared via hardware The meaning of writing and reading LOAD bit is different Writing 0 No effect 1 Load new period an...

Page 436: ...H Page 1 0000_0000 b PWM1CON1 9DH Page 2 0000_0000 b PWM2CON1 C5H Page 2 0000_0000 b PWM3CON1 D5H Page 2 0000_0000 b 7 6 5 4 3 2 1 0 PWMMOD 1 0 GP PWMTYP FBINEN PWMDIV 2 0 R W R W R W R W R W Bit Name...

Page 437: ...ference Manual CKCON Clock Control Register SFR Address Reset Value CKCON 8EH Page 0 0000_0000b 7 6 5 4 3 2 1 0 FASTWK PWMCKS T1OE T1M T0M T0OE CLOEN R W R W R W R W R W R W R W Bit Name Description 6...

Page 438: ...Low Byte Register SFR Address Reset Value PWM0PL D9H Page 1 0000_0000 b PWM1PL 99H Page 2 0000_0000 b PWM2PL C1H Page 2 0000_0000 b PWM3PL D1H Page 2 0000_0000 b 7 6 5 4 3 2 1 0 PWMnP 7 0 R W Bit Nam...

Page 439: ...anual PWMnPH PWM Period High Byte Register SFR Address Reset Value PWM0PH D1H Page 1 0000_0000 b PWM1PH 86H Page 2 0000_0000 b PWM2PH B9H Page 2 0000_0000 b PWM3PH C9H Page 2 0000_0000 b 7 6 5 4 3 2 1...

Page 440: ...High Byte This byte with PWMnCxL controls the duty of the output signal PGx from PWM generator Register SFR Address Reset Value PWM0C0H D2H Page 1 0000_0000 b PWM0C1H D3H Page 1 0000_0000 b PWM0C2H D4...

Page 441: ...0 1 2 3 4 5 PWMnCx Duty Low Byte This byte with PWMnCxH controls the duty of the output signal PGx from PWM generator Register SFR Address Reset Value PWM0C0L DAH Page 1 0000_0000 b PWM0C1L DBH Page 1...

Page 442: ...ep 01 2020 Page 442 of 719 Rev 2 00 ML51 ML54 ML56 SERIES TECHNICAL REFERENCE MANUAL PWM Types 6 8 4 2 The PWM generator provides two PWM types edge aligned or center aligned PWM type is selected by P...

Page 443: ...al PWMnCON1 PWM Control 1 Register SFR Address Reset Value PWM0CON1 DFH Page 1 0000_0000 b PWM1CON1 9DH Page 2 0000_0000 b PWM2CON1 C5H Page 2 0000_0000 b PWM3CON1 D5H Page 2 0000_0000 b 7 6 5 4 3 2 1...

Page 444: ...PWMnCH01 2nd Load PWMnP 2nd PWMnCH01 2nd duty valid PWMnP 2nd period valid 12 bit counter Figure 6 8 5 PWM Edge aligned Type Waveform The output frequency and duty cycle for edge aligned PWM are given...

Page 445: ...tput frequency and duty cycle for center aligned PWM are given by following equations PWM frequency 2 PWMnPL PWMnPH FPWM FPWM is the PWM clock source frequency divided by PWMDIV PWM high level duty PW...

Page 446: ...ignore PG1 3 5 Duty register PWMnH PWMnL n 1 3 5 This mode makes PG0 PG1 a PWM complementary pair and so on PG2 PG3 and PG4 PG5 In a real motor application a complementary PWM output always has a nee...

Page 447: ...ep 01 2020 Page 447 of 719 Rev 2 00 ML51 ML54 ML56 SERIES TECHNICAL REFERENCE MANUAL ML51 ML54 ML56 Series Technical Reference Manual PG0 PG1 PG0_DT PG1_DT Figure 6 8 7 PWM Complementary Mode with Dea...

Page 448: ...Time Insertion Enable This bit is valid only when PWM4 5 is under complementary mode 0 No delay on GP4 GP5 pair signals 1 Insert dead time delay on the rising edge of GP4 GP5 pair signals 1 PDT23EN PW...

Page 449: ...0 PWM Dead Time Counter Low Byte This 8 bit field combined with PWMnDTEN 4 forms a 9 bit PWM dead time counter PWM0DTCNT This counter is valid only when PWM is under complementary mode and the corres...

Page 450: ...output function is quite useful when controlling Electrical Commutation Motor like a BLDC PWMnMEN contains six bits those determine which channel of PWM signal will be masked PWMnMD set the individual...

Page 451: ...5 Register SFR Address Reset Value PWM0MEN FBH Page 1 0000_0000 b PWM1MEN 8DH Page 2 0000_0000 b PWM2MEN BDH Page 2 0000_0000 b PWM3MEN CDH Page 2 0000_0000 b 7 6 5 4 3 2 1 0 PMEN5 PMEN4 PMEN3 PMEN2...

Page 452: ...EN PWMnCON1 3 is set When Fault Brake is asserted PWM signals will be individually overwritten by PWMnFBD corresponding bits PWMRUN PWMnCON0 7 will also be automatically cleared by hardware to stop PW...

Page 453: ...L51 ML54 ML56 SERIES TECHNICAL REFERENCE MANUAL ML51 ML54 ML56 Series Technical Reference Manual FBINEN FBn ADC comparator ADC compare event Fault Brake event De bounce 0 1 FBINLS FBF Fault Brake inte...

Page 454: ...2 1 0 PWMMOD 1 0 GP PWMTYP FBINEN PWMDIV 2 0 R W R W R W R W R W Bit Name Description 3 FBINEN FB Pin Input Enable 0 PWM0 output Fault Braked by FB pin input Disabled 1 PWM0 output Fault Braked by FB...

Page 455: ...is cleared Fault Brake data output will not be released until PWM0RUN PWM0CON0 7 is set 6 FBINLS PWM_BRAKE Pin Input Level Selection 0 Falling edge 1 Rising edge 5 0 FBDn PWMn Fault Brake Data 0 PWMn...

Page 456: ...PWMn Negative Polarity Output Enable 0 PWMn signal outputs directly on PWMn pin 1 PWMn signal outputs inversely on PWMn pin 6 8 5 PWM Interrupt The PWM module has a flag PWMF PWMnCON0 5 to indicate c...

Page 457: ...Reserved 5 4 INTTYP 1 0 PWM Interrupt Type Select These bit select PWM interrupt type 00 Falling edge on PWMn_CH0 1 2 3 4 5 pin 01 Rising edge on PWMn_CH0 1 2 3 4 5 pin 10 Central point of a PWM perio...

Page 458: ...PWM counter Dead time PWMF falling edge INTTYP 1 0 0 0 PWMF rising edge INTTYP 1 0 0 1 Edge aligned PWM Center aligned PWM Reserved Figure 6 8 9 PWM Interrupt Type Fault Brake event requests another...

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Page 460: ...OAD will be automatically cleared via hardware The meaning of writing and reading LOAD bit is different Writing 0 No effect 1 Load new period and duty in their buffers while a PWM period is completed...

Page 461: ...ed on the next PWM cycle After the loading is complete LOAD will be automatically cleared via hardware The meaning of writing and reading LOAD bit is different Writing 0 No effect 1 Load new period an...

Page 462: ...up Mode Enable This bit enables the group mode If enabled the duty of first three pairs of PWM are decided by PWM01H and PWM01L rather than their original duty Register Description 0 Group mode Disabl...

Page 463: ...L56 SERIES TECHNICAL REFERENCE MANUAL ML51 ML54 ML56 Series Technical Reference Manual Bit Name Description 2 0 PWMDIV 2 0 PWM Clock Divider This field decides the pre scale of PWM clock source 000 1...

Page 464: ...Low Byte Register SFR Address Reset Value PWM0PL D9H Page 1 0000_0000 b PWM1PL 99H Page 2 0000_0000 b PWM2PL C1H Page 2 0000_0000 b PWM3PL D1H Page 2 0000_0000 b 7 6 5 4 3 2 1 0 PWMnP 7 0 R W Bit Nam...

Page 465: ...anual PWMnPH PWM Period High Byte Register SFR Address Reset Value PWM0PH D1H Page 1 0000_0000 b PWM1PH 86H Page 2 0000_0000 b PWM2PH B9H Page 2 0000_0000 b PWM3PH C9H Page 2 0000_0000 b 7 6 5 4 3 2 1...

Page 466: ...High Byte This byte with PWMnCxL controls the duty of the output signal PGx from PWM generator Register SFR Address Reset Value PWM0C0H D2H Page 1 0000_0000 b PWM0C1H D3H Page 1 0000_0000 b PWM0C2H D4...

Page 467: ...0 1 2 3 4 5 PWMnCx Duty Low Byte This byte with PWMnCxH controls the duty of the output signal PGx from PWM generator Register SFR Address Reset Value PWM0C0L DAH Page 1 0000_0000 b PWM0C1L DBH Page 1...

Page 468: ...Time Insertion Enable This bit is valid only when PWM4 5 is under complementary mode 0 No delay on GP4 GP5 pair signals 1 Insert dead time delay on the rising edge of GP4 GP5 pair signals 1 PDT23EN PW...

Page 469: ...FAH Page 1 TA protected 0000_0000 b 7 6 5 4 3 2 1 0 PWM0DTCNT 7 0 R W Bit Name Description 7 0 PWM0DTCNT 7 0 PWM Dead Time Counter Low Byte This 8 bit field combined with PWMnDTEN 4 forms a 9 bit PWM...

Page 470: ...Reset Value PWM0MEN FBH Page 1 0000_0000 b PWM1MEN 8DH Page 2 0000_0000 b PWM2MEN BDH Page 2 0000_0000 b PWM3MEN CDH Page 2 0000_0000 b 7 6 5 4 3 2 1 0 PMEN5 PMEN4 PMEN3 PMEN2 PMEN1 PMEN0 R W R W R W...

Page 471: ...0_0000 b PWM1MD 8CH Page 2 0000_0000 b PWM2MD BCH Page 2 0000_0000 b PWM3MD CCH Page 2 0000_0000 b 7 6 5 4 3 2 1 0 PMD5 PMD4 PMD3 PMD2 PMD1 PMD0 R W R W R W R W R W R W Bit Name Description 7 6 0 Rese...

Page 472: ...cription 7 FBF Fault Brake Flag This flag is set when FBINEN is set as 1 and FB pin detects an edge which matches FBINLS PWM0FBD 6 selection This bit is cleared by software After FBF is cleared Fault...

Page 473: ...Reference Manual PWM0NP PWM Negative Polarity Register SFR Address Reset Value PWM0NP D6H Page 1 0000_0000 b 7 6 5 4 3 2 1 0 PNP5 PNP4 PNP3 PNP2 PNP1 PNP0 R W R W R W R W R W R W Bit Name Description...

Page 474: ...WM Interrupt Type Select These bit select PWM interrupt type 00 Falling edge on PWMn_CH0 1 2 3 4 5 pin 01 Rising edge on PWMn_CH0 1 2 3 4 5 pin 10 Central point of a PWM period 11 End point of a PWM p...

Page 475: ...ceiver and Transmitter Mode 1 2 and 3 This means it can transmit and receive simultaneously The serial port is also receiving buffered meaning it can commence reception of a second byte before a previ...

Page 476: ...troller bit by bit for a serial communication Data bits enter or emit LSB first The band rate is equal to the shift clock frequency Transmission is initiated by any instruction writes to SBUF The cont...

Page 477: ...r the received stop bit 1 while SM2 1 and the received data matches Given or Broadcast address For enhancement function see Section 6 9 3 4 Multiprocessor Communication and Section 6 9 3 5 Automatic A...

Page 478: ...B8 SCON 2 with the received 9 th bit and RI will be set If these conditions fail there will be no data loaded and RI will remain 0 After above receiving progress the serial control will look forward a...

Page 479: ...1 SYS Time1 TM1 CKCON 3 1 TH1 256 F 32 1 SYS Timer 3 RL3 RH3 256 65536 scale Pre F 32 1 SYS 1 Time1 TM1 CKCON 3 0 TH1 256 12 F 16 1 SYS Time1 TM1 CKCON 3 1 TH1 256 F 16 1 SYS Timer 3 RL3 RH3 256 6553...

Page 480: ...ort 1 Mode baud rate Description Sample code we list the most popular UART setting Mode 1 initial step as following Serial port 0 UART0 use timer 1 as baudrate generator Formula is TH1 256 F 16 1 SYS...

Page 481: ...different Fsys and the deviation value Fsys Value Baud Rate TH1 Value Hex RH3 RL3 Value Hex Baudrate Deviation 24000000 4800 64 SMOD 0 FEC8 0 160256 9600 64 FF64 0 160256 19200 B2 FFB2 0 160256 38400...

Page 482: ...067515 38400 E5 FFE5 0 067515 57600 EE FFEE 0 067515 115200 F7 FFF7 0 067515 16000000 4800 30 FF30 0 160256 9600 98 FF98 0 160256 19200 CC FFCC 0 160256 38400 E6 FFE6 0 160256 57600 EF FFEF 2 124183...

Page 483: ...dentify the target slave Note that in this case an address byte differs from a data byte In an address byte the 9 th bit is 1 and in a data byte it is 0 The address byte interrupts all slaves so that...

Page 484: ...g each of the slaves Use of the Given address allows multiple slaves to be recognized while excluding others The following examples will help to show the versatility of this scheme Example 1 slave 0 S...

Page 485: ...dress 11100100b since it is necessary to make bit 2 1 to exclude slave 2 The Broadcast address for each slave is created by taking the logical OR of SADDR and SADEN Zeros in this result are treated as...

Page 486: ...ML51 ML54 ML56 Sep 01 2020 Page 486 of 719 Rev 2 00 ML51 ML54 ML56 SERIES TECHNICAL REFERENCE MANUAL 6 9 4 Register Description...

Page 487: ...de 0 This bit select the baud rate between FSYS 12 and FSYS 2 0 The clock runs at FSYS 12 baud rate It maintains standard 8051compatibility 1 The clock runs at FSYS 2 baud rate for faster serial commu...

Page 488: ...al port 0 after the 8th bit in Mode 0 or the last data bit in other modes When the serial port 0 interrupt is enabled setting this bit causes the CPU to execute the serial port 0 interrupt service rou...

Page 489: ...SM2_1 Multiprocessor Communication Mode Enable The function of this bit is dependent on the serial port 1 mode Mode 0 No effect Mode 1 This bit checks valid stop bit 0 Reception is always valid no ma...

Page 490: ...serial port 1 after the 8th bit in Mode 0 or the last data bit in other modes When the serial port 1 interrupt is enabled setting this bit causes the CPU to execute the serial port 1 interrupt servic...

Page 491: ...0 SMOD SMOD0 LPR POF GF1 GF0 PD IDL R W R W RW R W R W R W R W R W Bit Name Description 7 SMOD Serial Port 0 Double Baud Rate Enable Setting this bit doubles the serial port baud rate when UART0 is i...

Page 492: ...2 1 0 SMOD_1 SMOD0_1 BRCK TF3 TR3 T3PS 2 0 R W R W R W R W R W R W Bit Name Description 7 SMOD_1 Serial Port 1 Double Baud Rate Enable Setting this bit doubles the serial port baud rate when UART1 is...

Page 493: ...b 7 6 5 4 3 2 1 0 SBUF 7 0 R W Bit Name Description 7 0 SBUF 7 0 Serial Port 0 Data Buffer This byte actually consists two separate registers One is the receiving resister and the other is the transm...

Page 494: ...7 0 R W Bit Name Description 7 0 SBUF1 7 0 Serial Port 1 Data Buffer This byte actually consists two separate registers One is the receiving resister and the other is the transmitting buffer When data...

Page 495: ...ual IE Interrupt Enable Bit addressable Register SFR Address Reset Value IE A8H All pages Bit addressable 0000 _0000 b 7 6 5 4 3 2 1 0 EA EADC EBOD ES ET1 EX1 ET0 EX0 R W R W R W R W R W R W R W R W B...

Page 496: ...1 Register SFR Address Reset Value EIE1 9CH Page 0 0000 _0000 b 7 6 5 4 3 2 1 0 EPWM123 EI2C1 ESPI1 EHFI EWKT ET3 ES1 R W R W R W R W R W R W R W Bit Name Description 0 ES1 Enable Serial Port 1 Inter...

Page 497: ...ML56 Series Technical Reference Manual SADDR0 Slave 0 Address Register SFR Address Reset Value SADDR0 A9H Page 0 0000 _0000 b 7 6 5 4 3 2 1 0 SADDR0 7 0 R W Bit Name Description 7 0 SADDR0 7 0 Slave...

Page 498: ...R Address Reset Value SADEN0 B9H Page 0 0000_0000 b 7 6 5 4 3 2 1 0 SADEN0 7 0 R W Bit Name Description 7 0 SADEN0 7 0 Slave 0 Address Mask This byte is a mask byte of UART0 that contains don t care b...

Page 499: ...4 ML56 Series Technical Reference Manual SADDR1 Slave 1 Address Register SFR Address Reset Value SADDR1 BBH Page 0 0000_0000 b 7 6 5 4 3 2 1 0 SADDR1 7 0 R W Bit Name Description 7 0 SADDR1 7 0 Slave...

Page 500: ...R Address Reset Value SADEN1 BAH Page 0 0000_0000 b 7 6 5 4 3 2 1 0 SADEN1 7 0 R W Bit Name Description 7 0 SADEN1 7 0 Slave 1 Address Mask This byte is a mask byte of UART1 that contains don t care b...

Page 501: ...situation and no warning alarms 2 UART2PX Serial Port 2 RX SMC0 DATA TX SMC0 CLK Pin Exchange 0 Assign UART2 RXD SMC0 DATA to multiple I O pin RXD UART2 TXD SMC CLK to multiple I O pin TXD 1 Assign U...

Page 502: ...I O pin RXD UART0 TXD to multiple I O pin TXD 1 Assign UART0 RXD to multiple I O pin TXD UART0 TXD to multiple I O pin RXD Note that Pin direction is controlled by I O type of relative pin RXD TXD wil...

Page 503: ...0 T 1 compliant Programmable transmission clock frequency Programmable extra guard time selection Supports auto inverse convention function Supports UART mode Full duplex asynchronous communications S...

Page 504: ...rol function to turn ON OFF the power for Smart Card Do not use SC_PWR as the direct power supply for Smart Card 6 SC_CD SC card detect pin input to MCU detect card by a card insert mechanism SC_CLK S...

Page 505: ...igure 15 3 3 1 Set SC_RST to low by software programming to 0 before timing T4 2 Set SC_DAT to high by software programming to 1 period of timing T4 3 Set SC_RST to high by software programming to 1 a...

Page 506: ...e 2 Fill 0 to CONSEL SCnCR1 4 and AUTOCEN SCnCR1 3 field In UART mode those fields must be 0 3 Select the UART baud rate by setting ETURDIV 11 0 SCnETURD1 3 0 SCnETURD0 7 0 fields For example if smart...

Page 507: ...Inverse Convention Direct Convention t 12 9600ETU t 12 9600ETU D2 D3 D4 D5 D6 D7 D8 D1 D2 D3 D4 D5 D6 D7 D8 0_1101_1100_1 0x3B 0_1100_0000_1 0x3F Figure 6 10 4 Initial Character TS Error Signal and C...

Page 508: ...Transmitter Data Figure 6 10 6 Transmit Direction Block Guard Time Operation In receive direction the smart card host controller sends data to smart card first If the smart card sends data to smart c...

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Page 510: ...e bit length of block guard time According to ISO7816 3 in T 0 mode the software must clear T bit to 0 for real block guard time 16 5 In T 1 mode the software must set T bit to 1 for real block guard...

Page 511: ...tion the setting step must be done before Answer to Reset state and the first data must be 0x3B or 0x3F After hardware received first data and stored it at buffer hardware will decided the convention...

Page 512: ...t data word bit and stop bit of the serial data 1 Parity bit is not generated transmitting data or checked receiving data during transfer Note In smart card mode this field must be 0 default setting i...

Page 513: ...al Bit Name Description 0 UARTEN UART Mode Enable Bit 0 Smart Card mode 1 UART mode Note 1 When operating in UART mode user must set CONSEL SCnCR0 4 0 and AUTOCEN SCnCR0 3 0 Note 2 When operating in S...

Page 514: ...0000_0000 b SC1DR D9H Page 2 0000_0000 b 7 6 5 4 3 2 1 0 SCnDR 7 0 R W Bit Name Description 7 0 SCnDR 7 0 SC UART Buffer Data This byte is used for transmitting or receiving data on SC UART bus A writ...

Page 515: ...Technical Reference Manual SCnEGT SC0 1 Extra Guard Time Register Register SFR Address Reset Value SC0EGT DAH Page 0 0000_0000 b SC1EGT DAH Page 2 0000_0000 b 7 6 5 4 3 2 1 0 SCnEGT 7 0 R W Bit Name D...

Page 516: ...ss Reset Value SC0ETURD0 DBH Page 0 0111_0011 b SC1ETURD0 DBH Page 2 0111_0011 b 7 6 5 4 3 2 1 0 ETURDIV 7 0 R W Bit Name Description 7 0 ETURDIV 7 0 LSB Bits of ETU Rate Divider The field indicates t...

Page 517: ...W R W Bit Name Description 7 Reserved 6 4 SCDIV 2 0 SC Clock Divider 000 FSC is FSYS 1 001 FSC is FSYS 2 010 FSC is FSYS 4 011 FSC is FSYS 8 By default 100 FSC is FSYS 16 101 FSC is FSYS 16 110 FSC i...

Page 518: ...ock guard time interrupt Disabled 1 Block guard time interrupt Enabled 2 TERRIEN Transfer Error Interrupt Enable Bit This field is used to enable transfer error interrupt The transfer error states is...

Page 519: ...2 TERRIF Transfer Error Interrupt Status Flag Read Only This field is used for transfer error interrupt status flag The transfer error states is at SC0TSR register which includes receiver break error...

Page 520: ...he received character does not have a valid stop bit that is the stop bit following the last data bit or parity bit is detected as logic 0 Note This bit is read only but it can be cleared by writing 0...

Page 521: ...L56 SERIES TECHNICAL REFERENCE MANUAL ML51 ML54 ML56 Series Technical Reference Manual Bit Name Description 0 RXOV RX Overflow Error Status Flag Read Only This bit is set when RX buffer overflow Note...

Page 522: ...gh speed synchronous communication bus between microcontrollers or other peripheral devices such as serial EEPROM LCD driver or D A converter It provides either Master or Slave mode high speed rate up...

Page 523: ...ect MSB LSB Pin Contorl Logic MISO MOSI SPCLK SS SPI Status Control Logic SPI Status Register SPI Control Register Clock Logic S M M S CLOCK SPIF WCOL SPIOVF MODF DISMODF SPI Interrupt SPIEN MSTR MSTR...

Page 524: ...k is driven by the Master mode device for eight clock cycles Eight clocks exchange one byte data on the serial lines For the shift clock is always produced out of the Master device the system should n...

Page 525: ...e The SPI can operate in Master mode while MSTR SPInCR 4 is set as 1 Only one Master SPI device can initiate transmissions A transmission always begins by Master through writing to SPInDR The byte wri...

Page 526: ...ve If SPI interrupt enable bit is set 1 and global interrupt is enabled EA 1 the interrupt service routine ISR of SPI will be executed Concerning the Slave mode the SS signal needs to be taken care As...

Page 527: ...SSOE 1 SPCLK Cycles Figure 6 11 5 SPI Clock and Data Format with CPHA 0 Transfer Progress 1 internal signal SPCLK Cycles SPCLK CPOL 0 MOSI SS output of Master 2 SPIF Master 1 2 3 4 5 6 7 8 SPCLK CPOL...

Page 528: ...SPInCR are cleared via hardware to disable SPI Mode Fault flag MODF SPInSR 4 is set and an interrupt is generated if ESPI and EA are enabled Write Collision Error The SPI is signal buffered in the tra...

Page 529: ...will be set again 1 2 3 3 4 Figure 6 11 7 SPI Overrun Waveform SPI Interrupt 6 11 4 5 Three SPI status flags SPIF MODF and SPIOVF can generate an SPI event interrupt requests All of them locate in SP...

Page 530: ...each transmission when selecting external Slave device and goes high during each idle state to de select the Slave device 6 SPIEN SPI Enable 0 SPI function Disabled 1 SPI function Enabled 5 LSBFE LSB...

Page 531: ...SPI clock rate 0 0 0 0 2 12M bit s 0 0 0 1 4 6M bit s 0 0 1 0 8 3M bit s 0 0 1 1 16 1 5M bit s 0 1 0 0 32 750k bit s 0 1 0 1 64 375k bit s 0 1 1 0 128 187k bit s 0 1 1 1 256 93 7k bit s 1 0 0 0 3 8M b...

Page 532: ...clock rates below are illustrated under FSYS 24 MHz condition SPR3 SPR2 SPR1 SPR0 Divider SPI clock rate 0 0 0 0 2 12M bit s 0 0 0 1 4 6M bit s 0 0 1 0 8 3M bit s 0 0 1 1 16 1 5M bit s 0 1 0 0 32 750...

Page 533: ...bled 1 SPI TX DMA Enabled 2 RXDMAEN SPI RX DMA Enable This bit enables the SPI RX operating by through PDMA transfer RX data are saved in XRAM after SPI RX operation 0 SPI RX DMA Disabled 1 SPI RX DMA...

Page 534: ...be required This bit should be cleared via software 4 MODF Mode Fault Error Flag This bit indicates a Mode Fault error event If SS pin is configured as Mode Fault input MSTR 1 and DISMODF 0 and SS is...

Page 535: ...R F5H Page 0 0000_0000 b SPI1DR FCH Page 0 0000_0000 b 7 6 5 4 3 2 1 0 SPInDR 7 0 R W Bit Name Description 7 0 SPInDR 7 0 Serial Peripheral Data This byte is used for transmitting or receiving data on...

Page 536: ...ial mode General Call is also available The I 2 C can meet both standard up to 100kbps and fast up to 400k bps speeds 6 12 2 Features 2 sets of I 2 C devices Master Slave mode Bidirectional data trans...

Page 537: ...the data receiving device can hold SCL line stretched low if next receiving is not prepared ready It forces the next byte transaction suspended The data transaction continues when the receiver releas...

Page 538: ...e The master keeps transmitting data after the slave returns acknowledge to the master A acknowledge SDA low A not acknowledge SDA high S START condition P STOP condition 0 write S SLAVE ADDRESS R W A...

Page 539: ...a STOP or a repeated START condition If a slave receiver does acknowledge the slave address it switches itself to not addressed slave mode and cannot receive any more data bytes This slave leaves the...

Page 540: ...port hardware looks for its own slave address and the general call address If one of these addresses is detected and if the slave is willing to receive or transmit data from to master by setting the A...

Page 541: ...T condition as soon as the bus becomes free After a START condition is successfully produced the SI flag I2CnCON 3 will be set and the status code in I2CnSTAT show 08H The progress is continued by loa...

Page 542: ...STO SI AA 1 1 1 x I2CnDAT SLA W ACK NAK Arbitration Lost STATUS 0x38 I2C_DAT SLA W STA STO SI AA 0 0 1 x I2CnDAT Data ACK NAK STATUS 0x38 I2C_DAT Data STA STO SI AA 0 0 1 x Arbitration Lost STA STO S...

Page 543: ...generate a STOP condition or a repeated START condition to terminate the transmission or initial another one I2CnDAT SLA R ACK NAK I2CnDAT Data NAK I2CnDAT Data ACK P S P Sr I2CnDAT SLA R STA STO SI...

Page 544: ...and isolate with the master It cannot receive any byte of data with I2CnDAT remaining the previous byte of data which is just received Slave Transmitter The I 2 C port is equipped with four slave addr...

Page 545: ...ta STA STO SI AA 0 0 1 0 STATUS 0xB8 Switch to not addressed mode Own SLA will be recognized ACK I2CnDAT Data I2CnDAT Data STA STO SI AA 0 0 1 0 NAK STATUS 0xC8 STATUS 0xC0 Arbitration Lost STATUS 0xB...

Page 546: ...bus free S STA STO SI AA 1 0 1 0 Switch to not addressed mode Own SLA will not be recognized Send START when bus free Switch to not addressed mode Address 0x0 will be recognized STA STO SI AA 0 0 1 0...

Page 547: ...ms the same action as above In this case state 08H is entered instead of 10H after a successful START condition is transmitted Note that the software is not involved in solving these bus problems The...

Page 548: ...54 ML56 SERIES TECHNICAL REFERENCE MANUAL not set for a period The 14 bit time out counter will overflow and require the interrupt service 1 0 FSYS 1 4 14 bit I2 C Time out Counter I2TOF Clear Counter...

Page 549: ...s Reset Value I2C0TOC BFH Page 0 0000_0000 b I2C1TOC B6H Page 0 0000_0000 b 7 6 5 4 3 2 1 0 I2TOCEN DIV I2TOF R W R W R W Bit Name Description 7 3 Reserved 2 I2TOCEN I2C0 Time Out Counter Enable 0 I 2...

Page 550: ...errupt service routine once any of these two flags is set User needs to check flags to determine what event caused the interrupt Both of I 2 C flags are cleared by software 6 12 6 Register Description...

Page 551: ...ion following If STA is set while the I 2 C is already in the master mode and one or more bytes have been transmitted or received the I 2 C generates a repeated START condition Note that STA can be se...

Page 552: ...K low level on SDA will be returned during the acknowledge clock pulse of the SCL line while the I 2 C device is a receiver or an own address matching slave If the AA flag is cleared a NACK high level...

Page 553: ...I2CnSTAT 7 3 0 0 0 R R R R Bit Name Description 7 3 I2CnSTAT 7 3 I2Cn Status Code The MSB five bits of I2CnSTAT contains the status code There are 27 possible status codes When I2CnSTAT is F8H no rele...

Page 554: ...as just received Data in I2CnDAT remains as long as SI is logic 1 The result of reading or writing I2CnDAT during I 2 C transceiver progress is unpredicted While data in I2CnDAT is shifted out data on...

Page 555: ...Own Slave Address In master mode These bits have no effect In slave mode These 7 bits define the slave address of this I 2 C device by user The master should address I 2 C device by sending the same a...

Page 556: ...R W Bit Name Description 7 0 I2CnCLK 7 0 I2Cn Clock Setting In master mode This register determines the clock rate of I2 C bus when the device is in a master mode The clock rate follows the equation 1...

Page 557: ...tine can never be invoked Void I2C_ISR void interrupt 6 switch I2STAT Bus Error always put in ISR for noise handling case 0x00 00H bus error occurs STO 1 recover from bus error break Master Mode case...

Page 558: ...ext received DATA else if continuing receiving DATA AA 1 break case 0x58 58H DATA received NACK transmitted DATA_RECEIVED_LAST1 I2DAT STO 1 AA 1 break Slave Receiver and General Call Mode case 0x60 60...

Page 559: ...e entered DATA_RECEIVED_LAST3 I2DAT AA 1 break Slave Mode case 0Xa0 A0H STOP or repeated START received while still addressed SLAVE mode AA 1 break Slave Transmitter Mode case 0Xa8 A8H own SLA R recei...

Page 560: ...MANUAL AA 1 break case 0Xc8 C8H previous own SLA R last DATA trans mitted ACK received not addressed SLAVE AA 1 mode entered break end of switch I2STAT SI 0 SI should be the last command of I2 C ISR w...

Page 561: ...56 Series is selected as 8 channel inputs in single end mode The internal band gap voltage 0 814 V also can be the internal ADC input The analog input multiplexed into one sample and hold circuit char...

Page 562: ...ADCRH ADCRL ADCF ADC result comparator External Trigger VDD ADCEN ADCS ADC XRAM Control ADCBAH ADCSN XRAM Auxiliary RAM ADC Interrupt 1 2 ADC flag Re trigger VREF V REF ADC VDD STADC ADC_CH0 ADC_CH1 A...

Page 563: ...the hardware will clear ADCS automatically set ADCF ADCCON0 7 and generate an interrupt if enabled The new conversion result will also be stored in ADCRH most significant 8 bits and ADCRL least signi...

Page 564: ...compare function the ADCF register changes to 1 only when ADC comparing result matches the condition and then enters interrupt vector if ADC interrupt is enabled After this bit is enabled and ADC sta...

Page 565: ...11 0 N ADCBA 11 0 N 1 ADCBA 11 0 N 2 ADCBA 11 0 N N 2 ADC conversion result ADC Continues Conversion schedule XRAM Figure 6 13 4 ADC Continues mode with DMA A programing sequence is described below 1...

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Page 567: ...ng hit if result comparator is enabled The ADC result can be read While this flag is 1 ADC cannot start a new converting This bit is cleared by software 6 ADCS A D Converting Software Start Trigger Se...

Page 568: ...ed selects the activating analog input source of ADC If ADCEN is 0 all inputs are disconnected 0000 ADC_CH0 0001 ADC_CH1 0010 ADC_CH2 0011 ADC_CH3 0100 ADC_CH4 0101 ADC_CH5 0110 ADC_CH6 0111 ADC_CH7 1...

Page 569: ...is set while total A D conversions are completed 3 2 ETGTYP 1 0 External Trigger Type Select When ADCEX ADCCON1 1 is set these bits select which condition triggers ADC conversion 00 Falling edge on PW...

Page 570: ...C compare value defined ADCF will be set to 1 This condition base on ADCMPH ADCMPL and ADCMPOP register define The ADCF register changes to 1 only when ADC comparing result matches the condition and t...

Page 571: ...W Bit Name Description 7 0 ADCDLY 7 0 ADC External Trigger Delay Counter Low Byte This 8 bit field combined with ADCCON2 0 forms a 9 bit counter This counter inserts a delay after detecting the extern...

Page 572: ...FR Address Reset Value AINDIDS0 CEH Page 1 0000_0000 b 7 6 5 4 3 2 1 0 AIN7DIDS AIN6DIDS AIN5DIDS AIN4DIDS AIN3DIDS AIN2DIDS AIN1DIDS AIN0DIDS R W R W R W R W R W R W R W R W Bit Name Description 7 0...

Page 573: ...Digital Input Disconnect Register SFR Address Reset Value AINDIDS1 CEH Page 2 0000_0000 b 7 6 5 4 3 2 1 0 AIN15DIDS AIN14DIDS AIN13DIDS AIN12DIDS AIN11DIDS AIN10DIDS R W R W R W R W R W R W Bit Name D...

Page 574: ...S TECHNICAL REFERENCE MANUAL ADCRH ADC Result High Byte Register SFR Address Reset Value ADCRH C3H Page 0 0000_0000 b 7 6 5 4 3 2 1 0 ADCR 11 4 R Bit Name Description 7 0 ADCR 11 4 ADC Result High Byt...

Page 575: ...ML51 ML54 ML56 Series Technical Reference Manual ADCRL ADC Result Low Byte Register SFR Address Reset Value ADCRL C2H Page 0 0000_0000 b 7 6 5 4 3 2 1 0 ADCR 3 0 R Bit Name Description 7 4 Reserved 3...

Page 576: ...ICAL REFERENCE MANUAL ADCMPH ADC Compare High Byte Register SFR Address Reset Value ADCMPH CFH Page 0 0000_0000 b 7 6 5 4 3 2 1 0 ADCMP 11 4 W R Bit Name Description 7 0 ADCMP 11 4 ADC Compare High By...

Page 577: ...4 ML56 Series Technical Reference Manual ADCMPL ADC Compare Low Byte Register SFR Address Reset Value ADCMPL CEH Page 0 0000_0000 b 7 6 5 4 3 2 1 0 ADCMP 3 0 W R Bit Name Description 7 4 Reserved 3 0...

Page 578: ...ddress High Byte Register SFR Address Reset Value ADCBAH E4H Page 0 0000_0000 b 7 6 5 4 3 2 1 0 ADCBA 3 0 R W Bit Name Description 7 4 Reserved 3 0 ADCBA 3 0 ADC RAM Base Address High Byte The most si...

Page 579: ...RAM Base Address Low Byte Register SFR Address Reset Value ADCBAL CBH Page 0 0000_0000 b 7 6 5 4 3 2 1 0 ADCBA 7 0 R W Address CBH Page 0 Reset value 0000 0000b Bit Name Description 7 0 ADCBA 7 0 ADC...

Page 580: ...REFERENCE MANUAL ADCSN ADC Sampling Number Register SFR Address Reset Value ADCSN E5H Page 0 0000_0000 b 7 6 5 4 3 2 1 0 ADCSN 7 0 R W Bit Name Description 7 0 ADCSN 7 0 ADC Sampling Number The total...

Page 581: ...ies Technical Reference Manual ADCCN ADC Current Sampling Number Register SFR Address Reset Value ADCCN E6H Page 0 0000_0000 b 7 6 5 4 3 2 1 0 ADCCN 7 0 R Bit Name Description 7 0 ADCCN 7 0 ADC Curren...

Page 582: ...010 FADC is FSYS 4 011 FADC is FSYS 8 100 FADC is FSYS 16 101 FADC is FSYS 32 110 FADC is FSYS 64 111 FADC is FSYS 128 3 Reserved 2 CMPHIT ADC Comparator Hit Flag This bit is set by hardware when ADC...

Page 583: ...to AVSS Set pre load is to reduce stable time of VREF_IN At first enable VREF_IN and turn on pre load at the same time the minimum stable time of pre load on the VREF_IN must be greater than 3 ms Afte...

Page 584: ...L 2 0 Internal VREF Output Voltage Select This field selects VREF output voltage 000 1 538V when VDD 2 0V 001 2 048V when VDD 2 4V 010 2 560V when VDD 2 9V 011 3 072V when VDD 3 4V 100 4 096V when VDD...

Page 585: ...errupt when the comparator output value changes 6 15 2 Feature Analog input voltage range 0 AVDD voltage of AVDD pin Supports hysteresis function Supports wake up function Selectable input sources of...

Page 586: ...3 ACMP_P0 P2 5 ACMP_P3 P3 1 ACMP_P2 P2 1 11 10 01 00 VBG ACMP1_N1 P3 2 ACMP1_N0 P2 2 NEGSEL ACMPCR1 5 4 ACMP1 ACMPEN ACMPCR1 0 11 10 01 00 POSSEL ACMPCR1 7 6 ACMP0IF ACMPSR 0 CRV1CTL 2 0 ACMPVREF 6 4...

Page 587: ...e by a low threshold voltage High threshold voltage Low threshold voltage Positive input voltage Negative input voltage Comparator output Figure 6 15 2 Comparator Hysteresis Function Comparator Refere...

Page 588: ...e 6 15 3 Comparator Reference Voltage Block Diagram Note that If CRVEN 0 CRV0 is equal to 0 and CRV1 is equal to Band gap Interrupt Sources 6 15 4 3 The comparator generates an output ACMPnO ACMPSR If...

Page 589: ...ML51 ML54 ML56 Sep 01 2020 Page 589 of 719 Rev 2 00 ML51 ML54 ML56 SERIES TECHNICAL REFERENCE MANUAL ML51 ML54 ML56 Series Technical Reference Manual 6 15 5 Register Description...

Page 590: ...mparator 0 Negative Input Selection 00 ACMP0_N0 P2 4 pin 01 Internal comparator reference voltage CRV 10 VBG Band gap 11 ACMP0_N1 P2 0 pin 3 WKEN Comparator 0 Power Down Wake Up Enable Bit 0 Comparato...

Page 591: ...3 P3 1 pin 5 4 NEGSEL Comparator 1 Negative Input Selection 00 ACMP1_N0 P2 2 pin 01 Internal comparator reference voltage CRV 10 VBG Band gap 11 ACMP1_N1 P3 2 pin 3 WKEN Comparator 1 Power Down Wake U...

Page 592: ...s 10uA typ 11 fast speed propagation delay 0 2us 75uA typ 5 POE1 Analog Comparator 1 Polarity Output Enable 0 ACMP1 output directly 1 ACMP1 output inversely 4 POE0 Analog Comparator 0 Polarity Output...

Page 593: ...ACMPEN ACMPCR1 0 is cleared to 0 Note This bit is read only 2 ACMP1IF Comparator 1 Interrupt Flag This bit is set by hardware whenever the comparator 1 output changes state This will generate an inter...

Page 594: ...r Register SFR Address Reset Value ACMPVREF D5H Page 0 0000_0000 b 7 6 5 4 3 2 1 0 CRV1CTL 2 0 CRV0CTL 2 0 R W R W Bit Name Description 7 Reserved 6 4 CRV1CTL 2 0 Comparator 1 Reference Voltage Settin...

Page 595: ...ddress to another without CPU intervention This has the benefit of reducing the workload of CPU and keeps CPU resources free for other applications 6 16 2 Feature Supports transfer data width of 8 bit...

Page 596: ...ot in wrap around mode the PDMA will continue the transfer until DMAnCCNT counts down to 0 In wrap around mode when DMAnCCNT counts down to 0 the PDMA will reload DMAnCCNT and work around until user c...

Page 597: ...eration stops until user clears the error condition and then clears the EN DMAnCR 0 bit to disable the PDMA channel then sets EN DMAnCR 0 bit and RUN DMAnCR 1 bit to start operation again Memory to Me...

Page 598: ...f 719 Rev 2 00 ML51 ML54 ML56 SERIES TECHNICAL REFERENCE MANUAL CRC 8 Function for PDMA 6 16 4 2 Bit order Revise F F Data_in 7 0 Seed 7 0 CRC 7 0 CRC_active Bit order Revise REFIN REFOUT CRC 8 X8 X2...

Page 599: ...ML51 ML54 ML56 Sep 01 2020 Page 599 of 719 Rev 2 00 ML51 ML54 ML56 SERIES TECHNICAL REFERENCE MANUAL ML51 ML54 ML56 Series Technical Reference Manual 6 16 5 Register Description...

Page 600: ...pheral source selected Note 0001 0011 1010 peripheral devices to XRAM memory 0101 0111 1110 XRAM memory to peripheral devices 3 HIE PDMA HALFTransfer Done Interrupt Enable Bit 0 Interrupt Disabled whe...

Page 601: ...set Value DMA0MAL 93H Page 0 0000_0000 b DMA1MAL ECH Page 0 0000_0000 b DMA2MAL B4H Page 2 0000_0000 b DMA3MAL ACH Page 2 0000_0000 b 7 6 5 4 3 2 1 0 MAL 7 0 R W Bit Name Description 7 0 MAL 7 0 PDMA...

Page 602: ...Page 2 0000_0000 b 7 6 5 4 3 2 1 0 MTMDA 7 4 XRAMA 7 4 R W R W Bit Name Description 7 4 MTMDA 7 4 Memory to Memory Destination Address High Byte The most significant 4 bits of XRAM address are used f...

Page 603: ...nCNT PDMA Transfer Count Register SFR Address Reset Value DMA0CNT 94H Page 0 0000_0000 b DMA1CNT EDH Page 0 0000_0000 b DMA2CNT B5H Page 2 0000_0000 b DMA3CNT ADH Page 2 0000_0000 b 7 6 5 4 3 2 1 0 DM...

Page 604: ...H Page 2 0000_0000 b DMA3CCNT AEH Page 2 0000_0000 b 7 6 5 4 3 2 1 0 DMAnCCNT 7 0 R Bit Name Description 7 0 DMAnCCNT 7 0 PDMA Current Transfer Count The current transfer count for PDMA request operat...

Page 605: ...7 6 5 4 3 2 1 0 ACT HDONE FDONE R R W R W Bit Name Description 7 3 Reserved 2 ACT PDMA in Active Status Flag Read Only 0 This bit is cleared automatically when PDMA transfer is done or disabled 1 This...

Page 606: ...t Value MTM0DA EAH Page 0 0000_0000 b MTM1DA F2H Page 0 0000_0000 b MTM2DA B7H Page 2 0000_0000 b MTM3DA AFH Page 2 0000_0000 b 7 6 5 4 3 2 1 0 MTMnDA 7 0 R W Bit Name Description 7 0 MTMnDA 7 0 Memor...

Page 607: ...ble Bit 0 CRC OUT exclusive ored Disabled when PDMA is running 1 CRC OUT exclusive ored Enabled when PDMA is running the final value is exclusive ored with 0x55 2 REFOUT PDMA CRC OUT Reflect Enable Bi...

Page 608: ...SFR Address Reset Value DMA0CRC 92H Page 3 0000_0000 b DMA1CRC 93H Page 3 0000_0000 b DMA2CRC 94H Page 3 0000_0000 b DMA3CRC 95H Page 3 0000_0000 b 7 6 5 4 3 2 1 0 CRC 7 0 R W Bit Name Description 7...

Page 609: ...lue DMA0SEED 9AH Page 3 0000_0000 b DMA1SEED 9BH Page 3 0000_0000 b DMA2SEED 9CH Page 3 0000_0000 b DMA3SEED 9DH Page 3 0000_0000 b 7 6 5 4 3 2 1 0 SEED 7 0 R W Bit Name Description 7 0 SEED 7 0 PDMA...

Page 610: ...or Type B The source of LCD clock is based on the choice of LIRC or LXT The LCD display can keep display on or off during chip in power down mode The LCD power supply VLCD source is selectable from in...

Page 611: ...0 LCDCON0 5 4 LCDCKS LCDCLK 4 LCDDIV 2 0 LCDCLK 2 0 DISP LCDCLK 3 DUTY 1 0 LCDCON0 3 2 LCDDTPR LCDDTPR 7 0 LCDDATA LCDDATA 7 0 TYPE LCDCON0 6 LCDEN LCDCON 7 PWR_SAVE 1 0 LCDPWR 1 0 R_MODE LCDMODE 7 V...

Page 612: ...or 8 COM pins are used and the SEG pins will be used according to the definition of multiple function pin setting When those SEG pins were used as COM pins these SEG bits are unavailable Each COM pin...

Page 613: ...be energized Therefore DC voltage applied to LCD electrodes may harm and destroy the LCD The LCD driver waveforms are designed to create 0 Vdd potential across all LCD segments ML51 ML54 ML56 Series...

Page 614: ...2 3VLCD 1 3VLCD 0 VLCD 2 3VLCD 1 3VLCD 0 VLCD 2 3VLCD 1 3VLCD 0 COM0 COM1 COM2 COM7 SEG0 SEG1 VLCD 2 3VLCD 1 3VLCD 0 VLCD 2 3VLCD 1 3VLCD 0 VLCD 2 3VLCD 1 3VLCD 0 VLCD 2 3VLCD 1 3VLCD 0 VLCD 2 3VLCD...

Page 615: ...LCD 3 4VLCD 2 4VLCD 1 4VLCD 0 COM7 VLCD 3 4VLCD 2 4VLCD 1 4VLCD 0 VLCD 3 4VLCD 2 4VLCD 1 4VLCD 0 VLCD 3 4VLCD 2 4VLCD 1 4VLCD 0 VLCD 3 4VLCD 2 4VLCD 1 4VLCD 0 VLCD 3 4VLCD 2 4VLCD 1 4VLCD 0 SEG0 VLCD...

Page 616: ...pump up voltage with limitation VLCD max 1 8 VDD LCD pump down voltage without this limitation Disable 11 Table 6 17 1 VLCD Source Selection Table LCD Driving Current Mode Select And Power Consumption...

Page 617: ...2 C flags are cleared by software Following table shows the interrupt event condition Control Register Interrupt FLAG Interrupt Condition LCDIE LCDCON0 5 LCDIS LCDCON0 6 LCD Charge Pump Alarm Couter R...

Page 618: ...ML51 ML54 ML56 Sep 01 2020 Page 618 of 719 Rev 2 00 ML51 ML54 ML56 SERIES TECHNICAL REFERENCE MANUAL 6 17 5 Register Description...

Page 619: ...ctions other than LCD 1 LCD circuit ON COM and enabled SEG pins generate the LCD driving waveform 6 TYPE Display Type 0 Type A 1 Type B Power saving mode 5 4 BIAS 1 0 LCD Bias 00 Reserved 01 1 2 bias...

Page 620: ...S DISP LCDDIV 2 0 R W R W R W Bit Name Description 7 5 Reserved 4 LCDCKS LCD Clock Source Select 0 LIRC 24 1 LXT 24 3 DISP DISP The LCD display keeps display on or display off during chip power down m...

Page 621: ...3 0000_0000 b 7 6 5 4 3 2 1 0 LCDPTR 4 0 R W Bit Name Description 7 5 Reserved 4 0 LCDPTR 4 0 LCD Data Pointer This field determines which LCD display data register is accessed by LCDDAT It s also me...

Page 622: ...00_0000 b 7 6 5 4 3 2 1 0 LCDDAT 7 0 R W Bit Name Description 7 0 LCDDAT 7 0 LCD Data This byte is defined which COM pin should be enabled Bit 0 means COM 0 and bit 7 means COM 7 When value 1 written...

Page 623: ...egister SFR Address Reset Value LCDPWR FDH Page 3 0000_0000 b 7 6 5 4 3 2 1 0 PWR_SAVE 1 0 R W Bit Name Description 7 2 Reserved 1 0 PWR_SAVE 1 0 LCD Power Save Mode Select LCD driving cycle select tu...

Page 624: ...00 b 7 6 5 4 3 2 1 0 BLINK BLF 2 0 R W R W Address FEH Page 3 Reset value 0000 0000b Bit Name Description 7 4 Reserved 3 BLINK LCD BLINK 0 LCD always on 1 LCD blinking The blinking frequency is based...

Page 625: ...ODE define and the LCD driving current please reference Table 6 17 2 LCD Driving Mode 0 Disable 1 Enable Note When R_MODE is enabled BUF_MODE should be disabled 6 BUF_MODE Buffer Mode Enable This bit...

Page 626: ...3 2 1 0 VCP_SEL 5 0 R W Address F1H Page 3 Reset value 0000 0000b Bit Name Description 7 6 Reserved 5 0 VCP_SEL 5 0 Charge Pump Voltage Set Value 000000 5 4V 000101 5 2V 001010 5 0V 001110 4 8V 010011...

Page 627: ...rupt The LCDCPALIF LCDIF 0 will be set to 1 1 LCD charge pump active counter read interrupt When bit set as 1 If LCDCPIF 1 means LCD module successful to drivring LCD pixel The charge pump value will...

Page 628: ...mp Alarm Counter Value Low Byte TA Protected Register SFR Address Reset Value LCDCPALCT0 F5H Page 3 TA protected 0000_0000 b 7 6 5 4 3 2 1 0 LCDCPOVCT 7 0 R W Bit Name Description 7 0 LCDCPOVCT 7 0 LC...

Page 629: ...PALCT1 LCD Charge Pump Alarm Counter Value High Byte TA Protected Register SFR Address Reset Value LCDCPALCT1 E9H Page 3 TA protected 0000_0000 b 7 6 5 4 3 2 1 0 LCDCPOVCT 9 8 R W Bit Name Description...

Page 630: ...Pump Counter Value Low Byte Register SFR Address Reset Value LCDCPCT0 F6H page3 0000_0000 b 7 6 5 4 3 2 1 0 LCDCPCT 7 0 R Bit Name Description 7 0 LCDCPCT 7 0 LCD Current Frame Chage Pump Counter Valu...

Page 631: ...PCT1 LCD Charge Pump Counter Value High Byte Register SFR Address Reset Value LCDCPCT1 EAH page3 0000_0000 b 7 6 5 4 3 2 1 0 LCDCPCT 9 8 R W Bit Name Description 7 2 Reserved 1 0 LCDCPCT 9 8 LCD Curre...

Page 632: ...amage may cause thie result Since as normal the charge pump counter value shoud not reach 0x3FF 1 LCDCPIF LCD Charge Pump Interrupt Flag This Flag check LCDCPCT0 and LCDCPCT1 counter value if LCDIS LC...

Page 633: ...ly 30 Hz to 100 Hz is also important and needs to carefully give the LCDCLK register a proper value If LXT is used as the LCD clock source user should turn on LXT first by software Otherwise user shou...

Page 634: ...es Supports real time counter and calendar counter for RTC time and calendar check Supports alarm time and calendar settings Supports alarm time and calendar mask enable settings Selectable 12 hour or...

Page 635: ...MYEAR RTCCALMMON RTCCALMDAY 1 128 change 1 64 change 1 32 change 1 16 change 1 8 change 1 4 change 1 2 change 1 change sec 111 110 101 100 011 010 001 000 TICK RTCTICK 2 0 TICKIF RTCINTSTS 1 TICKIEN R...

Page 636: ...ans the RTC registers are read write accessible When executing write RTC register command RWENF RTCRWEN 0 will be clear to 0 The RTC Register Description access attribute when RWENF is 1 and 0 are sho...

Page 637: ...be 0x00 while the compensation is not executed User can utilize a frequency counter to measure RTC clock source via clock output function in manufacturing In the meanwhile user can use clock output f...

Page 638: ...EHR RTCCALDAY RTCCALMON and RTCCALYEAR registers are equal to alarm time and calendar values in RTCTALMSEC RTCTALMMIN RTCTALMHR RTCCALMDAY RTCCALMMON and RTCCALMYEAR registers the RTC alarm interrupt...

Page 639: ...MESEC 3 0 is 0x0 5 The below table shows registers value after both core power and battery power are first powered on Register Reset State RTCINIT 0 RTCRWEN 0x01 RTCCALYEAR 15 year RTCCALMON 8 month R...

Page 640: ...ML51 ML54 ML56 Sep 01 2020 Page 640 of 719 Rev 2 00 ML51 ML54 ML56 SERIES TECHNICAL REFERENCE MANUAL 6 18 5 Register Description...

Page 641: ...ite Only When RTC block is powered on RTC is at reset state User has to write a number 0x 57 to INIT to make RTC leave reset state Once the INIT 7 0 is written as 0x57 the RTC will be in un reset stat...

Page 642: ...1 0 FADJTG RWENF R W R Bit Name Description 7 2 Reserved 1 FADJTG RTC Counter Update Read and Write Set this bit 1 by software It will update to RTC counter from RTCFREQADJ1 0 After RTC counter update...

Page 643: ...ries Technical Reference Manual RTCCLKSEL RTC Clock Select Register Register SFR Address Reset Value RTCCLKSEL A3H Page 3 0000_0000 b 7 6 5 4 3 2 1 0 C32KS R W Bit Name Description 7 1 Reserved 0 C32K...

Page 644: ...e RTCFREQADJ0 A4H Page 3 0000_0000 b 7 6 5 4 3 2 1 0 FRACTION R W Bit Name Description 7 6 Reserved 5 0 FRACTION Fraction Part Formula FRACTION fraction part of detected value X 64 Note Digit in FCR m...

Page 645: ...1 01010 Integer part of detected value is 32762 01011 Integer part of detected value is 32763 01100 Integer part of detected value is 32764 01101 Integer part of detected value is 32765 01110 Integer...

Page 646: ...46 of 719 Rev 2 00 ML51 ML54 ML56 SERIES TECHNICAL REFERENCE MANUAL Bit Name Description Note FREQADJ s counter will be reset for start to Compensatie when write RTCFREQADJ0 1 RTCTIME RTCCAL RTCWEEKDA...

Page 647: ...1 0 TICKIEN ALMIEN R W R W Bit Name Description 7 2 Reserved 1 TICKIEN Time Tick Interrupt Enable Bit Set TICKIEN to 1 can also enable chip wake up function when RTC tick interrupt event is generated...

Page 648: ...egister Register SFR Address Reset Value RTCINTSTS A7H Page 3 0000_0000 b 7 6 5 4 3 2 1 0 TICKIF ALMIF R W R W Bit Name Description 7 2 Reserved 1 TICKIF RTC Time Tick Interrupt Flag 0 Tick condition...

Page 649: ...second Loading Register Register SFR Address Reset Value RTCTIMESEC A9H Page 3 0000_0000 b 7 6 5 4 3 2 1 0 TENSEC 2 0 SEC 3 0 R W R W Bit Name Description 7 Reserved 6 4 TENSEC 2 0 10 Sec Time Digit 0...

Page 650: ...Register SFR Address Reset Value RTCTIMEMIN AAH Page 3 0000_0000 b 7 6 5 4 3 2 1 0 TENMIN 2 0 MIN 3 0 R W R W Bit Name Description 7 Reserved 6 4 TENMIN 2 0 10 Min Time Digit 0 5 3 0 MIN 3 0 1 Min Tim...

Page 651: ...3 0000_0000 b 7 6 5 4 3 2 1 0 TENHR 1 0 HR 3 0 R W R W Bit Name Description 7 6 Reserved 5 4 TENHR 1 0 10 Hour Time Digit 0 2 When RTC runs as 12 hour time scale mode RTCTIMEHR 5 the high bit of TENHR...

Page 652: ...ter Register SFR Address Reset Value RTCCALDAY ADH Page 3 0000_1000 b 7 6 5 4 3 2 1 0 TENDAY DAY R W R W Bit Name Description 7 6 Reserved 5 4 TENDAY 10 Day Calendar Digit 0 3 3 0 DAY 1 Day Calendar D...

Page 653: ...month Loading Register Register SFR Address Reset Value RTCCALMON AEH Page 3 0000_1000 b 7 6 5 4 3 2 1 0 TENMON MON 3 0 R W R W Bit Name Description 7 5 Reserved 4 TENMON 10 Month Calendar Digit 0 1...

Page 654: ...gister Register SFR Address Reset Value RTCCALYEAR AFH Page 3 0001_0101 b 7 6 5 4 3 2 1 0 TENYEAR YEAR R W R W Bit Name Description 7 4 TENYEAR 10 Year Calendar Digit 0 9 3 0 YEAR 1 Year Calendar Digi...

Page 655: ...Value RTCTALMSEC B1H Page 3 0000_0000 b 7 6 5 4 3 2 1 0 TENSEC 2 0 SEC 3 0 R W R W Bit Name Description 7 Reserved 6 4 TENSEC 2 0 10 Sec Time Digit of Alarm Setting 0 5 3 0 SEC 3 0 1 Sec Time Digit o...

Page 656: ...e 3 0000_0000 b 7 6 5 4 3 2 1 0 TENMIN 2 0 MIN 3 0 R W R W Bit Name Description 7 Reserved 6 4 TENMIN 2 0 10 Min Time Digit of Alarm Setting 0 5 3 0 MIN 3 0 1 Min Time Digit of Alarm Setting 0 9 Note...

Page 657: ...R W Bit Name Description 7 6 Reserved 5 4 TENHR 1 0 10 Hour Time Digit of Alarm Setting 0 2 When RTC runs as 12 hour time scale mode RTCTIMEHR 5 the high bit of TENHR 1 0 means AM PM indication If RT...

Page 658: ...0000_0000 b 7 6 5 4 3 2 1 0 TENDAY 1 0 DAY 3 0 R W R W Bit Name Description 7 6 Reserved 5 4 TENDAY 1 0 10 Day Calendar Digit of Alarm Setting 0 3 3 0 DAY 3 0 1 Day Calendar Digit of Alarm Setting 0 9...

Page 659: ...Value RTCCALMMON B6H Page 3 0000_0000 b 7 6 5 4 3 2 1 0 TENMON MON 3 0 R W R W Bit Name Description 7 5 Reserved 4 TENMON 10 Month Calendar Digit of Alarm Setting 0 1 3 0 MON 3 0 1 Month Calendar Digi...

Page 660: ...e 3 0000_0000 b 7 6 5 4 3 2 1 0 TENYEAR 3 0 YEAR 3 0 R W R W Bit Name Description 7 4 TENYEAR 3 0 10 Year Calendar Digit of Alarm Setting 0 9 3 0 YEAR 3 0 1 Year Calendar Digit of Alarm Setting 0 9 No...

Page 661: ...Scale Selection Register Register SFR Address Reset Value RTCCLKFMT B9H Page 3 0000_0001 b 7 6 5 4 3 2 1 0 24HEN R W Bit Name Description 7 1 Reserved 0 24HEN 24 Hour 12 Hour Time Scale Selection Indi...

Page 662: ...TCWEEKDAY RTC Day of the Week Register Register SFR Address Reset Value RTCWEEKDAY BBH Page 3 0000_0110 b 7 6 5 4 3 2 1 0 WEEKDAY R W Bit Name Description 7 3 Reserved 2 0 WEEKDAY Day of the Week Regi...

Page 663: ...Series Technical Reference Manual RTCLEAPYEAR RTC Leap Year Indication Register Register SFR Address Reset Value RTCLEAPYEAR BCH Page 3 0000_0000 b 7 6 5 4 3 2 1 0 LEAPYEAR R Bit Name Description 7 1...

Page 664: ...ed 2 0 TICK 2 0 Time Tick Register These bits are used to select RTC time tick period for Periodic Time Tick Interrupt request 000 Time tick is 1 second 001 Time tick is 1 2 second 010 Time tick is 1...

Page 665: ...W R W Bit Name Description 7 6 Reserved 5 MTENHR Mask 10 Hour Time Digit of Alarm Setting 0 2 4 MHR Mask 1 Hour Time Digit of Alarm Setting 0 9 3 MTENMIN Mask 10 Min Time Digit of Alarm Setting 0 5 2...

Page 666: ...escription 7 6 Reserved 5 MTENYEAR Mask 10 Year Calendar Digit of Alarm Setting 0 9 4 MYEAR Mask 1 Year Calendar Digit of Alarm Setting 0 9 3 MTENMON Mask 10 Month Calendar Digit of Alarm Setting 0 1...

Page 667: ...2 Features Supports up to 14 touch keys reference pad shielding electrode Supports any TK pin as reference pad and any one of CLKO pin as shielding electrode Programmable sensitivity levels for each c...

Page 668: ...face RTC Tick Reference Reference Touch Key 1 Touch Key 1 Shielding Shielding Touch Key 2 Touch Key 2 Touch Key n Touch Key n Capacitor Bank Polarity Select Capacitor Bank Polarity Select TKx Polarity...

Page 669: ...Fundamentals The capacitance of the touch key without a finger touch is called as parasitic capacitance CP Parasitic capacitance results from the electric field between the touch key including the sen...

Page 670: ...CR Capacitor Bank Polarity AV SS Time Voltag e Complement Capacitor Bank for Touch Key Capacitor Bank for Reference counter Touch Key Scan Enabled Cycle CMPX_IN CMPX_IP Figure 6 19 2 Touch Key Sensing...

Page 671: ...Touch Key Capacitor Bank for Reference CR Reference Pad Reference Pad Touch Key Touch Key CMP Capacitor Bank Polarity Select counter CT CP CMPX_IN CT CMPX_IP CR Touch Key Scan Enabled Cycle Capacitor...

Page 672: ...assigned as default reference channel automatically if there is no reference channel internl source assigned by user Touch Key controller malfunctions without assigning physical reference channel s to...

Page 673: ...e RTC to wake up Touch Key controller for key scanning periodically Touch Key controller requests HIRC for key scanning only when waked up and keeps CPU in power down state Interrupts generated when a...

Page 674: ...ML51 ML54 ML56 Sep 01 2020 Page 674 of 719 Rev 2 00 ML51 ML54 ML56 SERIES TECHNICAL REFERENCE MANUAL 6 19 6 Register Description...

Page 675: ...DD 1010 3 32 VDD 1011 4 32 VDD 1100 5 32 VDD 1101 6 32 VDD 1110 7 32 VDD 1111 8 32 VDD 3 SCAN_ALL All Keys Scan Enable This function is used for low power key scanning operation TKDATALL is the only o...

Page 676: ...00_0000 b 7 6 5 4 3 2 1 0 PULSET SENSET R W R W Bit Name Description 7 Reserved 6 4 PULSET Touch Key Sensing Pulse Width Time Control 000 500ns 001 1us 010 2us 011 4us 100 8us 101 8us 110 8us 111 8us...

Page 677: ...l 2 Register Register Memory Address Reset Value TKCON2 8002H 0000_0001 b 7 6 5 4 3 2 1 0 POL_INIT POL_CAP R W R W Bit Name Description 7 3 Reserved 2 POL_INIT Touch Key Sensing Initial Potential Cont...

Page 678: ...bit is ignored if TK5REN TKREN0 5 is 1 0 TKDAT5 is invalid 1 TK5 is always enable for Touch Key scan TKDAT5 is valid 4 TK4SEN TK4 Scan Enable This bit is ignored if TK4REN TKREN0 4 is 1 0 TKDAT4 is in...

Page 679: ...nvalid 1 TK13 is always enable for key scan TKDAT13 is valid 4 TK12SEN TK12 Scan Enable This bit is ignored if TK12REN TKREN 4 is 1 0 TKDAT12 is invalid 1 TK12 is always enable for Touch Key scan TKDA...

Page 680: ...s not reference 1 TK6 is set as reference and TKDAT6 is invalid 5 TK5REN TK5 Reference Enable 0 TK5 is not reference 1 TK5 is set as reference and TKDAT5 is invalid 4 TK4REN TK4 Reference Enable 0 TK4...

Page 681: ...reference and TKDAT14 is invalid 5 TK13REN TK13 Reference Enable 0 TK13 is not reference 1 TK13 is set as reference and TKDAT13 is invalid 4 TK12REN TK12 Reference Enable 0 TK12 is not reference 1 TK1...

Page 682: ...E R W R W Bit Name Description 7 2 Reserved 1 TKSCIE Touch Key Scan Complete Interrupt Enable 0 Key scan complete without threshold control interrupt is disable 1 Key scan complete without threshold c...

Page 683: ...TK interrupt if TKSCTHIE TKINTEN 0 bit is enabled 2 TKIF Key Scan Interrupt Flag Read Only 0 No threshold control event with each Key Scan 1 Threshold control event occurs with each Keys Scan This bi...

Page 684: ...1 Threshold control event occurs with TK6 5 TKIF5 TK5 Interrupt Flag 0 No threshold control event with TK5 1 Threshold control event occurs with TK5 4 TKIF4 TK4 Interrupt Flag 0 No threshold control...

Page 685: ...with TK14 5 TKIF13 TK13 Interrupt Flag 0 No threshold control event with TK13 1 Threshold control event occurs with TK13 4 TKIF12 TK12 Interrupt Flag 0 No threshold control event with TK12 1 Threshol...

Page 686: ...00 b TKCCBD3 8013H 0000_0000 b TKCCBD4 8014H 0000_0000 b TKCCBD5 8015H 0000_0000 b TKCCBD6 8016H 0000_0000 b TKCCBD7 8017H 0000_0000 b TKCCBD8 8018H 0000_0000 b TKCCBD9 8019H 0000_0000 b TKCCBD10 801A...

Page 687: ...Series Technical Reference Manual TKCCBDALL Touch Key Complement Capacitor Bank Data Register Register Memory Address Reset Value TKCCBDALL 801FH 0000_0000 b 7 6 5 4 3 2 1 0 CCBDALL R W Bit Name Descr...

Page 688: ...000_0000 b REFCBD4 8024H 0000_0000 b REFCBD5 8025H 0000_0000 b REFCBD6 8026H 0000_0000 b REFCBD7 8027H 0000_0000 b REFCBD8 8028H 0000_0000 b REFCBD9 8029H 0000_0000 b REFCBD10 802AH 0000_0000 b REFCBD...

Page 689: ...echnical Reference Manual REFCBDALL Reference Capacitor Bank Data Register Register Memory Address Reset Value REFCBDALL 802FH 0000_0000 b 7 6 5 4 3 2 1 0 REFCBDALL R W Bit Name Description 7 0 REFCBD...

Page 690: ...6H 1100_0000 b TKIDLPOL7 8037H 1100_0000 b TKIDLPOL8 8038H 1100_0000 b TKIDLPOL9 8039H 1100_0000 b TKIDLPOL10 803AH 1100_0000 b TKIDLPOL11 803BH 1100_0000 b TKIDLPOL12 803CH 1100_0000 b TKIDLPOL13 803...

Page 691: ...ERENCE MANUAL ML51 ML54 ML56 Series Technical Reference Manual Bit Name Description 1 0 IDLSx TKx Idle State Control This register is ignored if both TKxSEN and POLENx are 0 or TKxREN is 1 00 TKx conn...

Page 692: ...b TKDAT4 8044H 0000_0000 b TKDAT5 8045H 0000_0000 b TKDAT6 8046H 0000_0000 b TKDAT7 8047H 0000_0000 b TKDAT8 8048H 0000_0000 b TKDAT9 8049H 0000_0000 b TKDAT10 804AH 0000_0000 b TKDAT11 804BH 0000_00...

Page 693: ...ML51 ML54 ML56 Series Technical Reference Manual TKDATALL Touch Key x Data Register Register Memory Address Reset Value TKDATALL 804FH 0000_0000 b 7 6 5 4 3 2 1 0 TKDATALL R Bit Name Description 7 0...

Page 694: ...1111_1111 b TKHTH3 8053H 1111_1111 b TKHTH4 8054H 1111_1111 b TKHTH5 8055H 1111_1111 b TKHTH6 8056H 1111_1111 b TKHTH7 8057H 1111_1111 b TKHTH8 8058H 1111_1111 b TKHTH9 8059H 1111_1111 b TKHTH10 805AH...

Page 695: ...L ML51 ML54 ML56 Series Technical Reference Manual TKHTHALL Touch Key x High Threshold Register Register Memory Address Reset Value TKHTHALL 805FH 1111_1111 b 7 6 5 4 3 2 1 0 HTH_ALL R W Bit Name Desc...

Page 696: ...o other data is needed then only one byte was required Thus the instruction is called a one byte instruction In some cases more data is needed which is two or three byte instructions Following lists a...

Page 697: ...nce Manual Instruction CY OV AC Instruction CY OV AC ADD X 1 X X CLR C 0 ADDC X X X CPL C X SUBB X X X ANL C bit X MUL 0 X ANL C bit X DIV 0 X ORL C bit X DA A X ORL C bit X RRC A X MOV C bit X RLC A...

Page 698: ...ve OR XRL direct A and XRL direct data JBC Jump if bit 1 and clear it JBC bit rel CPL Complement bit CPL bit INC Increment INC direct DEC Decrement DEC direct DJNZ Decrement and jump if not zero DJNZ...

Page 699: ...12 DIVAB 84 1 4 12 DA A D4 1 1 12 ANL A Rn 58 5F 1 2 6 ANL A direct 55 2 3 4 ANL A Ri 56 57 1 4 3 ANL A data 54 2 2 6 ANL direct A 52 2 4 3 ANL direct data 53 3 4 6 ORL A Rn 48 4F 1 2 6 ORL A direct 4...

Page 700: ...6 MOV Ri data 76 77 2 3 6 MOV DPTR data16 90 3 3 8 MOVC A A DPTR 93 1 4 6 MOVC A A PC 83 1 4 6 MOVX A Ri 1 E2 E3 1 5 4 8 MOVX A DPTR 1 E0 1 4 6 MOVX Ri A 1 F2 F3 1 6 4 MOVX DPTR A 1 F0 1 5 4 8 PUSH d...

Page 701: ...l 20 3 5 4 8 JNB bit rel 30 3 5 4 8 JBC bit rel 10 3 5 4 8 CJNE A direct rel B5 3 5 4 8 CJNE A data rel B4 3 4 6 CJNE Rn data rel B8 BF 3 4 6 CJNE Ri data rel B6 B7 3 6 4 DJNZ Rn rel D8 DF 2 4 6 DJNZ...

Page 702: ...PLICATION CIRCUIT 7 1 Power Supply Scheme VDD VSS 0 1uF N 10uF 0 1uF EXT_PWR EXT_VSS as close to VDD as possible as close to the EXT_PWR as possible VREF as close to VREF as possible 1uF L 30S ML51 Se...

Page 703: ...CS CLK MISO SPI_SS MOSI SPI_CLK SPI_MISO SPI_MOSI DVCC 20pF 20pF 20pF 20pF 10K 32 768 kHz crystal 4 7K 4 7K Crystal Reset Circuit VDD VSS ICE_CLK ICE ICP Interface DVCC 100K 100K 100 100 DH1 DH2 VLCD...

Page 704: ...Page 704 of 719 Rev 2 00 ML51 ML54 ML56 SERIES TECHNICAL REFERENCE MANUAL 8 ELECTRICAL CHARACTERISTICS Please refer to the relative Datasheet for detailed information about the ML51 ML54 ML56 Series...

Page 705: ...020 Page 705 of 719 Rev 2 00 ML51 ML54 ML56 SERIES TECHNICAL REFERENCE MANUAL ML51 ML54 ML56 Series Technical Reference Manual 9 PACKAGE DIMENSIONS 9 1 LQFP 64L pin 7 0 x 7 0 x 1 4 mm Figure 9 1 1 LQF...

Page 706: ...24 0 018 9 10 9 00 8 90 0 358 0 354 0 350 0 50 0 20 0 25 1 45 1 40 0 10 0 15 1 35 0 008 0 010 0 057 0 055 0 026 7 10 7 00 6 90 0 280 0 276 0 272 0 004 0 006 0 053 Symbol Min Nom Max Max Nom Min Dimens...

Page 707: ...ML56 Sep 01 2020 Page 707 of 719 Rev 2 00 ML51 ML54 ML56 SERIES TECHNICAL REFERENCE MANUAL ML51 ML54 ML56 Series Technical Reference Manual 9 3 LQFP 44 pin 10 x 10 x 1 4mm Figure 9 3 1 LFP44 Package...

Page 708: ...ML51 ML54 ML56 Sep 01 2020 Page 708 of 719 Rev 2 00 ML51 ML54 ML56 SERIES TECHNICAL REFERENCE MANUAL 9 4 QFN 33 pin 4 0 x 4 0 x 0 8 mm Figure 9 4 1 QFN 33 Package Dimension...

Page 709: ...56 Sep 01 2020 Page 709 of 719 Rev 2 00 ML51 ML54 ML56 SERIES TECHNICAL REFERENCE MANUAL ML51 ML54 ML56 Series Technical Reference Manual 9 5 LQFP 32 pin 7 0 x 7 0 x 1 4 mm Figure 9 5 1 LQFP 32 Packag...

Page 710: ...ML51 ML54 ML56 Sep 01 2020 Page 710 of 719 Rev 2 00 ML51 ML54 ML56 SERIES TECHNICAL REFERENCE MANUAL 9 6 TSSOP 28 pin 4 4 x 9 7 x 1 0 mm Figure 9 6 1 TSSOP 28 Package Dimension...

Page 711: ...e 711 of 719 Rev 2 00 ML51 ML54 ML56 SERIES TECHNICAL REFERENCE MANUAL ML51 ML54 ML56 Series Technical Reference Manual 9 7 SOP 28 pin 300mil E 1 28 15 14 Control demensions are in milmeters E Figure...

Page 712: ...ML51 ML54 ML56 Sep 01 2020 Page 712 of 719 Rev 2 00 ML51 ML54 ML56 SERIES TECHNICAL REFERENCE MANUAL 9 8 TSSOP 20 pin 4 4 x 6 5 x 0 9 mm Figure 9 8 1 TSSOP 20 Package Dimension...

Page 713: ...713 of 719 Rev 2 00 ML51 ML54 ML56 SERIES TECHNICAL REFERENCE MANUAL ML51 ML54 ML56 Series Technical Reference Manual 9 9 SOP 20 pin 300 mil Figure 9 9 1 SOP 20 Package Dimension E 1 20 11 10 Control...

Page 714: ...ML51 ML54 ML56 Sep 01 2020 Page 714 of 719 Rev 2 00 ML51 ML54 ML56 SERIES TECHNICAL REFERENCE MANUAL 9 10 QFN 20 pin 3 0 x 3 0 x 0 8 mm Figure 9 10 1 QFN 20 Package Dimension...

Page 715: ...Sep 01 2020 Page 715 of 719 Rev 2 00 ML51 ML54 ML56 SERIES TECHNICAL REFERENCE MANUAL ML51 ML54 ML56 Series Technical Reference Manual 9 11 TSSOP 14 pin 4 4 x 5 0 x 0 9 mm Figure 9 11 1 TSSOP 14 Pack...

Page 716: ...ML51 ML54 ML56 Sep 01 2020 Page 716 of 719 Rev 2 00 ML51 ML54 ML56 SERIES TECHNICAL REFERENCE MANUAL 9 12 MSOP 10 pin 3 0 x 3 0 x 0 85 mm Figure 9 12 1 MSOP 10 Package Dimension...

Page 717: ...ency of system clock HIRC 12 MHz Internal High Speed RC Oscillator IAP In Application Programming ICP In Circuit Programming ISP In System Programming LDO Low Dropout Regulator LIRC 10 kHz internal lo...

Page 718: ...l release 2019 3 18 1 01 Section 3 1 Added package type table Section 4 2 2 Added Multi function summary table Section 7 2 Added description that all about PWM1 register is only for 64K flash body pro...

Page 719: ...ure Usage Insecure usage includes but is not limited to equipment for surgical implementation atomic energy control instruments airplane or spaceship instruments the control or operation of dynamic br...

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