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EM78P468N/EM78P468L

8-Bit Microcontroller

Product Specification

(V1.5) 02.15.2007

•

(This specification is subject to change without further notice)

Fcarrier

low-pulse width

high-pulse width

IROUT

start

IRE

high-pulse width

low-pulse width

IR disable

Always high-level

Fig. 6-23 LGP=0, IROUT Pin Output Waveform

Fcarrier

low-pulse width

high-pulse width

IROUT

start

IRE

high-pulse width

low-pulse width

IR disable

Always high-level

Fig. 6-24 LGP=0, IROUT Pin Output Waveform

Fcarrier

low-pulse width

Low-pulse width

IROUT

start

IRE

high-pulse width

low-pulse width

IR disable

Always high-level

Fig. 6-25 LGP=1, IROUT Pin Output Waveform

Содержание MiEM78P468L

Страница 1: ...EM78P468N L 8 Bit Microcontroller Product Specification DOC VERSION 1 5 ELAN MICROELECTRONICS CORP February 2007...

Страница 2: ...ication is furnished under a license or nondisclosure agreement and may be used or copied only in accordance with the terms of such agreement ELAN Microelectronics products are not intended for use in...

Страница 3: ...1 14 RD SBPCR System Booster and PLL Control Register 12 6 1 15 RE IRCR IR and Port 5 Setting Control Register 13 6 1 16 RF ISR Interrupt Status Register 14 6 1 17 Address 10h 3Fh R10 R3F General Purp...

Страница 4: ...6 2 Phase Lock Loop PLL Mode 30 6 6 3 Crystal Oscillator Ceramic Resonators Crystal 31 6 6 4 RC Oscillator Mode with Internal Capacitor 32 6 7 Power on Considerations 32 6 7 1 External Power on Reset...

Страница 5: ...s Temperature 2 Removed the LVD function 2004 12 09 1 2 1 Added LQFP Package 2005 03 15 1 3 1 Combined EM78P468N with EM78P468L Specification 2 Deleted the wake up function from Idle mode by TCC time...

Страница 6: ...Contents vi Product Specification V1 5 01 15 2007...

Страница 7: ...ional tri state I O ports Operating Voltage and Temperature Range EM78P468N Commercial 2 3V 5 5 V at 0 C 70 C Industrial 2 5V 5 5 V at 40 C 85 C EM78P468L Commercial 2 1 V 5 5 V at 0 C 70 C Industrial...

Страница 8: ...25 P8 1 SEG26 P8 2 P6 7 54 55 56 57 58 59 60 61 62 63 64 30 29 28 27 26 25 24 23 22 21 20 4 1 4 2 4 3 4 4 4 5 4 6 4 7 4 8 SEG28 P8 4 SEG27 P8 3 SEG11 1 2 1 3 1 4 1 5 1 6 31 32 3 3 3 4 3 5 3 6 3 7 3 8...

Страница 9: ...agram ROM R3 Status Reg ACC Instruction Decoder Instruction Register ALU PC Interrupt Circuit 8 level stack 13 bit Interrupt Control Register Oscillation Generation RAM Mux R4 RC Crystal WDT PWM1 IR T...

Страница 10: ...e pin status changes COM3 0 17 20 O LCD common output pin SEG0 SEG15 16 1 O LCD segment output pin SEG16 P7 0 SEG23 P7 7 64 57 O I O LCD segment output pin Can be shared with general purpose I O pin S...

Страница 11: ...des when the pin status changes COM3 0 6 9 O LCD common output pin SEG11 SEG14 5 2 O LCD segment output pin SEG16 P7 0 SEG17 P7 1 SEG23 P7 7 1 44 38 O I O LCD segment output pin Can be shared with gen...

Страница 12: ...uration structure generates 4K 13 bits on chip ROM addresses to the relative programming instruction codes The contents of R2 are all set to 0 s when a Reset condition occurs JMP instruction allows di...

Страница 13: ...er PORT5 Port 5 IOCPAGE Control PORT6 Port6 I O data register PORT7 Port7 I O data register PORT8 Port8 I O data register LCDCR LCD control register LCD_ADDR LCD address LCD_DB LCD data buffer CNTER C...

Страница 14: ...am counter to be changed e g MOV R2 A PS0 PS1 are loaded into the 11th and 12th bits of the program counter where it selects one of the available program memory pages Note that RET RETL RETI instructi...

Страница 15: ...of Register Select Address 05h Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 R57 R56 R55 R54 IOCPAGE Bits 7 4 4 bits I O registers of Port 5 User can use the IOC50 register to define each bit either...

Страница 16: ...CD bias select bit BS 0 1 2 bias BS 1 1 3 bias Bit 6 5 DS1 DS0 LCD duty select DS1 DS0 LCD Duty 0 0 1 2 duty 0 1 1 3 duty 1 1 4 duty Bit 4 LCDEN LCD enable bit LCDEN 0 LCD circuit disabled All common...

Страница 17: ...30 1FH SEG31 Common COM3 COM2 COM1 COM0 6 1 12 RB LCD_DB LCD Data Buffer Address 0Bh Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 LCD_D3 LCD_D2 LCD_D1 LCD_D0 Bits 7 4 Not used Bits 3 0 LCD_D3 LCD_D...

Страница 18: ...PLL mode code option select CLK2 CLK1 CLK0 Main clock Example Fs 32 768K 0 0 0 Fs 130 4 26 MHz 0 0 1 Fs 65 2 13 MHz 0 1 0 Fs 65 2 1 065 MHz 0 1 1 Fs 65 4 532 kHz 1 Fs 244 8 MHz Bit 3 IDLE Idle mode e...

Страница 19: ...h Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 IRE HF LGP IROUTE TCCE EINT1 EINT0 Bit 7 IRE Infrared Remote Enable bit IRE 0 Disable the IR PWM function The state of P5 7 IROUT pin is determined by...

Страница 20: ...rectional general I O pin EINT0 1 for external interrupt pin of INT0 the control bit of P5 4 Bit 4 of IOC50 must be set to 1 6 1 16 RF ISR Interrupt Status Register Address 0Fh Bit 7 Bit 6 Bit 5 Bit 4...

Страница 21: ...5 x I O pin into high impedance input pin Bit 3 P8HS Switch to high nibble I O of Port 8 or to LCD segment output while sharing pins with SEGxx P8 x pins P8HS 0 select high nibble of Port 8 as normal...

Страница 22: ...IOC7x 0 set the relative Port 7 x I O pins as output IOC7x 1 set the relative Port 7 x I O pin into high impedance input pin 6 2 5 IOC80 P8CR Port 8 I O Control Register Address 08h Bit 0 of R5 0 Bit...

Страница 23: ...wn count timer with 8 bit prescaler used to preset the counter and read the preset value The prescaler is set by IOC91 register After an interrupt it will reload the preset value When IR output is ena...

Страница 24: ...ister is set as low pulse width If the low pulse width timer clock source is FT then Low pulse time T F 1 value _ preset prescaler 6 2 12 IOCF0 IMR Interrupt Mask Register Address 0Fh Bit 0 of R5 0 Bi...

Страница 25: ...Bit 3 Bit 2 Bit 1 Bit 0 INT_EDGE INT TS TE PSRE TCCP2 TCCP1 TCCP0 Bit 7 INT_EDGE INT_EDGE 0 Interrupt on the rising edge of P5 4 INT0 pin INT_EDGE 1 Interrupt on the falling edge of P5 4 INT0 pin Bit...

Страница 26: ...WDTP0 Watchdog Timer prescaler bits The WDT clock source is sub oscillation frequency WDTP2 WDTP1 WDTP0 WDT Rate 0 0 0 1 1 0 0 1 1 2 0 1 0 1 4 0 1 1 1 8 1 0 0 1 16 1 0 1 1 32 1 1 0 1 64 1 1 1 1 128 6...

Страница 27: ...6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 LPWTS LPWTP2 LPWTP1 LPWTP0 HPWTS HPWTP2 HPWTP1 HPWTP0 Bit 7 LPWTS low pulse width timer clock source select 0 1 Fs Fm Fs sub oscillator clock Fm main oscillator...

Страница 28: ...63 OP62 OP61 OP60 Bit 7 Bit 0 The enable bits of Port 6 open drain function OD6x 0 disable pin of P6 x open drain function OD6x 1 enable pin of P6 x open drain function 6 2 20 IOCD1 P8PH Port 8 Pull H...

Страница 29: ...he TCC signal source is from the internal instruction clock the TCC will be incremented by 1 at every instruction cycle without prescaler If the TCC signal source is from an external clock input the T...

Страница 30: ...CC Setting Flowchart from External Input START TCC clock source External instruction cycle set clock source from external TCC pin set bit 4 of IOC71 to 1 set P5 6 TCC for TCC input Pin set bit 2 of RE...

Страница 31: ...registers are both readable and writable The I O interface circuits are shown in Fig 6 5 Note Open drain pull high and pull down are not shown in the figure Fig 6 5 The Circuit of I O Port and I O Co...

Страница 32: ...0 0 0 0 0x09 IOC90 RAM_ADDR Wake up from Pin Change P P P P P P P P Bit Name RAM_D7 RAM_D6 RAM_D5 RAM_D4 RAM_D3 RAM_D2 RAM_D1 RAM_D0 Power on U U U U U U U U RESET WDT P P P P P P P P 0x0A IOCA0 RAM_...

Страница 33: ...7 OP66 OP65 OP64 OP63 OP62 OP61 OP60 Power on 0 0 0 0 0 0 0 0 RESET WDT 0 0 0 0 0 0 0 0 0x0C IOCC1 P6OD Wake up from Pin Change P P P P P P P P Bit Name PH87 PH86 PH85 PH84 PH83 PH82 PH81 PH80 Power o...

Страница 34: ...0 0 0 0 RESET WDT 0 0 0 0 0 0 0 0 0xA RA LCD_ADDR Wake up from Pin Change P P P P P P P P Bit Name X X X X LCD_D 3 LCD_D 2 LCD_D 1 LCD_D 0 Power on U U U U U U U U RESET WDT U U U U P P P P 0xB RB LCD...

Страница 35: ...1 Wake up interrupt next instruction Wake up interrupt next instruction Interrupt Interrupt Counter 1 IOCF0 Bit 3 1 Wake up interrupt next instruction Interrupt Interrupt Counter 2 IOCF0 Bit 4 1 Wake...

Страница 36: ...rated in Crystal mode and ERIC mode Table 3 below shows how these three modes are defined Table 3 Oscillator Modes as defined by FSMD FMMD1 FMMD0 FSMD FMMD1 FMMD0 Main Clock Sub clock 0 0 0 RC type ER...

Страница 37: ...generate oscillation Fig 6 8 depicts such circuit Table 5 provides the recommended values of C1 and C2 Since each resonator has its own attribute user should refer to its specification for appropriate...

Страница 38: ...sc 5V 25 C Average Fosc 3V 25 C 51k 2 2221 MHz 2 1972 MHz 100k 1 1345 MHz 1 1203 MHz R OSCI 300k 381 36kHz 374 77kHz Xin 2 2M 32 768kHz 32 768kHz Note Measured from QFP packages with frequency drift o...

Страница 39: ...r than 40K In this way the voltage at Pin RESET is held below 0 2V The diode D acts as a short circuit at power down The capacitor C is discharged rapidly and fully Rin the current limited resistor pr...

Страница 40: ...terrupt request in flag bit IOCF0 is the interrupt mask register Global interrupt is enabled by ENI instruction and disabled by DISI instruction When one of the interrupts when enabled is generated it...

Страница 41: ...de The LCD duty bias the number of segment the number of common and frame frequency are determined by the LCD controller register The basic structure contains a timing control that uses a subsystem cl...

Страница 42: ...1 Fs 280 2 58 5 Fs 188 3 58 0 Fs 140 4 58 5 1 0 Fs 304 2 53 9 Fs 204 3 53 5 Fs 152 4 53 9 1 1 Fs 232 2 70 6 Fs 156 3 70 0 Fs 116 4 70 6 Note Fs sub oscillator frequency 6 9 2 RA LCD_ADDR LCD Address B...

Страница 43: ...ster Frequency 0 0 Fs 0 1 Fs 4 1 0 Fs 8 1 1 Fs 16 The initial setting flowchart for LCD function IC RESET occur Set Port 7 snd Port 8 for general I O or LCD segment IOC50 it must be set to output port...

Страница 44: ...cification is subject to change without further notice Boosting circuits connection for LCD voltage VDD VLCD2 2 VDD 3 VLCD3 1 VDD 3 GND VA VB External circuit for 1 3 Bias VDD VLCD2 VDD 2 VLCD3 VDD 2...

Страница 45: ...D VDD VDD VLCD2 3 GND VLCD2 3 VDD SEG N COM1 ON OFF 1 2 bias 1 2 duty B type VLCD2 3 VLCD2 3 VLCD2 3 VLCD2 3 Fig 6 16 LCD Waveform for 1 2 Bias 1 2 Duty 1frame COM0 COM1 COM2 SEG N SEG N COM0 VDD GND...

Страница 46: ...VDD VLCD2 VLCD3 GND VDD VLCD2 VLCD3 GND VDD VLCD3 GND VLCD3 VDD SEG N COM1 ON OFF 1 3 bias 1 3 duty B type VDD VLCD3 GND VLCD3 VDD Fig 6 18 LCD Waveform for 1 3 Bias 1 3 Duty 1frame COM0 COM1 COM2 SEG...

Страница 47: ...Details on Fcarrier high pulse time and low pulse time are explained as follows If Counter 2 clock source is FT this clock source can be set by IOC91 then prescaler IOCC value preset ounter of decima...

Страница 48: ...utput waveform of IROUT will keep on transmitting until high pulse width timer interrupt occurs Fig 6 24 LGP 0 HF 0 the IROUT waveform can not modulate Fcarrier waveform when in low pulse width time S...

Страница 49: ...width low pulse width IR disable Always high level Fig 6 23 LGP 0 IROUT Pin Output Waveform Fcarrier low pulse width high pulse width IROUT start HF IRE high pulse width low pulse width IR disable Alw...

Страница 50: ...0 preset value Enable IR RE HF 1 and IRE 1 Enable Counter 2 High pulse width timer and Low pulse width timer RC SET High pulse width timer Low pulse width timer clock source and prescaler IOCA1 Enable...

Страница 51: ...S HLFS ENWDTB FSMD FMMD1 FMMD0 HLP PR2 PR1 PR0 Bits 12 10 Not used These bits are set to 1 all the time Bit 9 CYES Cycle select for JMP and CALL instructions CYES 0 only one instruction cycle JMP or C...

Страница 52: ...ne single instruction cycle one instruction consists of 2 oscillator periods unless the program counter is changed by instruction MOV R2 A ADD R2 A or by instructions of arithmetic or logic operation...

Страница 53: ...Interrupt None 0 0000 0001 0010 0012 RET Top of Stack PC None 0 0000 0001 0011 0013 RETI Top of Stack PC Enable Interrupt None 0 0000 0001 rrrr 001r IOR R IOCR A None 1 0 0000 01rr rrrr 00rr MOV R A...

Страница 54: ...e 0 0111 11rr rrrr 07rr JZ R R 1 R skip if zero None 0 100b bbrr rrrr 0xxx BC R b 0 R b None 0 101b bbrr rrrr 0xxx BS R b 1 R b None 0 110b bbrr rrrr 0xxx JBC R b if R b 0 skip None 0 111b bbrr rrrr 0...

Страница 55: ...am RESET Timing CLK 0 CLK RESET NOP Instruction 1 Executed Tdrh TCC Input Timing CLKS 0 CLK TCC Ttcc Tins AC Testing Input is driven at 2 4V for logic 1 and 0 4V for logic 0 Timing measurements are ma...

Страница 56: ...otice 7 Absolute Maximum Ratings Rating Items Symbol Condition Min Max Unit Supply voltage VDD GND 0 3 7 0 V Input voltage VI Port 5 Port 8 GND 0 3 VDD 0 3 V Output voltage VO Port 5 Port 8 GND 0 3 VD...

Страница 57: ...d Voltage Schmitt Trigger RESET 0 8 V VIHT2 Input High Threshold Voltage Schmitt Trigger TCC INT0 INT1 2 4 V VILT2 Input Low Threshold Voltage Schmitt Trigger TCC INT0 INT1 0 8 V IOH1 Output High Volt...

Страница 58: ...Low Threshold Voltage Schmitt Trigger RESET 0 6 V VIHT2 Input High Threshold Voltage Schmitt Trigger TCC INT0 INT1 1 8 V VILT2 Input Low Threshold Voltage Schmitt Trigger TCC INT0 INT1 0 6 V IOH1 Out...

Страница 59: ...Typ Max Unit Dclk Input CLK duty cycle 45 50 55 Crystal type 100 DC ns Tins Instruction cycle time CLKS 0 RC type 500 DC ns Ttcc TCC input period Tins 20 N ns Tdrh Device reset hold time Ta 25 C 11 3...

Страница 60: ...accuracy In some graphs the data may be out of the specified warranted operating range Vih Vil RESET pins with schmitt inverter 0 0 5 1 1 5 2 2 5 2 2 5 3 3 5 4 4 5 5 5 5 Vdd Volt Vih Vil Volt Vih Max...

Страница 61: ...5 3 3 5 4 4 5 5 5 5 Vdd Volt Vih Vil Volt Vih Max 40 to 85 Vih Typ 25 Vih Min 40 to 85 Vil Max 40 to 85 Vil Typ 25 Vil Min 40 to 85 Fig 8 3 Vih Vil of Port 7 and Port 8 vs VDD P5 7 Voh Ioh VDD 5V IROC...

Страница 62: ...5 Min 85 P5 7 Voh Ioh VDD 3V IROCS 1 18 16 14 12 10 8 6 4 2 0 0 0 5 1 1 5 2 2 5 3 Voh Volt Ioh mA Typ 25 Min 85 Max 40 Fig 8 5 Port 5 7 Voh vs Ioh VDD 3V 5V IROCS Bit 7 of IOC61 1 P5 4 6 PORT 6 8 Voh...

Страница 63: ...85 P5 7 Voh Ioh VDD 3V IROCS 0 0 5 10 15 20 25 30 35 0 0 5 1 1 5 2 2 5 3 Voh Volt Ioh mA Min 85 Typ 25 Max 40 Fig 8 7 Port 5 7 Vol vs Iol VDD 3V 5V IROCS Bit 7 of IOC61 0 P5 7 Voh Ioh VDD 5V IROCS 1 0...

Страница 64: ...30 40 50 60 70 80 90 0 1 2 3 4 5 Voh Volt Ioh mA Min 85 Typ 25 Max 40 P5 4 5 6 PORT 6 7 8 Voh Ioh VDD 3V 0 5 10 15 20 25 30 35 40 0 0 5 1 1 5 2 2 5 3 Voh Volt Ioh mA Typ 25 Min 85 Max 40 Fig 8 9 Port...

Страница 65: ...C Frequency R OSCI Pin 0 0 3 0 6 0 9 1 2 1 5 1 8 2 1 2 4 2 2 5 3 3 5 4 4 5 5 5 5 VDD Volt Frequency M Hz R 51 K R 100 K R 300 K Typical RC OSC Frequency Xin Pin 30 31 32 33 34 35 2 2 5 3 3 5 4 4 5 5 5...

Страница 66: ...ions or modes for the Operating Current ICC1 to ICC4 These conditions are as follows ISB Sleep Mode Fm and Fs is stop all function are off ICC1 Idle Mode Fm Stop and Fs 32kHz two clocks CPU off LCD en...

Страница 67: ...ical ICC3 vs Temerature 0 0 4 0 8 1 2 1 6 2 40 20 0 25 50 70 85 Temperature Current mA VDD 5V VDD 3V Fig 8 14 Typical Power Consumption on Normal Mode Operation Fm 4MHz Maximum ICC3 vs Temerature 0 0...

Страница 68: ...er notice Typical ICC2 vs Temerature 0 5 10 15 20 25 30 40 20 0 25 50 70 85 Temperature Current uA VDD 5V VDD 3V Fig 8 16 Typical Power Consumption on Green Mode Operation Maximum ICC2 vs Temerature 0...

Страница 69: ...t further notice Typical ICC1 vs Temerature 0 5 10 15 20 40 20 0 25 50 70 85 Temperature Current uA VDD 5V VDD 3V Fig 8 18 Typical Power Consumption on Idle Mode Operation Maximum ICC1 vs Temerature 0...

Страница 70: ...ther notice Typical ISB vs Temerature 0 0 2 0 4 0 6 0 8 1 40 20 0 25 50 70 85 Temperature Current uA VDD 5V VDD 3V Fig 8 20 Typical Power Consumption on Sleep Mode Operation Maximun ISB vs Temerature...

Страница 71: ...er Product Specification V1 5 02 15 2007 65 This specification is subject to change without further notice Fig 8 22 Operating Voltage under Temperature Range of 0 C to 70 C Fig 8 23 Operating Voltage...

Страница 72: ...PANEL COM0 COM3 SEG0 SEG31 5 1 6 2 7 3 8 4 D 9 E A F B G C P6 0 P6 1 P6 2 P6 3 P6 4 P6 5 P6 6 P6 7 VDD IROUT EM78P468N Fig 9 1 IROUT Control External BJT Circuit to Drive Infrared Emitting Diodes LCD...

Страница 73: ...QS NAQJ LQFP 64 7 mm 7 mm EM78P468NBQ LQFP 44 10 mm 10 mm EM78P468NBQS NBQJ LQFP 44 10 mm 10 mm EM78P468NCQ QFP 44 10 mm 10 mm EM78P468NCQS NCQJ QFP 44 10 mm 10 mm Note Green products do not contain h...

Страница 74: ...ckage Information QFP 64 TITLE QFP 64 L 14 20 MM FOOTPRINT 5 0mm PACKAGE OUTLINE DIMENSION Unit mm Scale Free File QFP 64L Material Edtion A Sheet 1 of 1 A1 Symbal Min Normal Max A 3 40 A1 0 25 A2 2 5...

Страница 75: ...in Normal Max A 1 60 A1 0 05 0 15 A2 1 35 1 40 1 45 D 8 90 9 00 9 10 D1 6 90 7 00 7 10 E 8 90 9 00 9 10 E1 6 900 7 00 7 100 e c 0 09 0 20 c1 0 09 0 16 b 0 13 0 18 0 23 b1 0 13 0 16 0 19 L 0 45 0 60 0...

Страница 76: ...hout further notice QFP 44 TITLE QFP 44L 10 10 MM FOOTPRINT 3 2mm PACKAGE OUTLINE DIMENSION Unit mm Scale Free File QFP44 Material Edtion A Sheet 1 of 1 c Symbal A A1 A2 b c E1 E L L1 e Min Normal Max...

Страница 77: ...DWRT is used to program the EM78P468N L IC s The connector of DWTR are select by CON4 EM78P451 and the software is selected by EM78P468N L Program Pin Name IC Pin Name L QFP 64 Pin Number L QFP 44 Pi...

Страница 78: ...llator Crystal mode Suboscillator Mainoscillator GND GND R OSCI OSCO GND GND Xin Xout Xin R OSCI VDD VDD Crystal Crystal JP5 Mode 2 Main oscillator PLL mode Sub oscillator Crystal mode Suboscillator M...

Страница 79: ...de Suboscillator Mainoscillator GND GND R OSCI OSCO GND GND Xin Xout Xin R OSCI VDD VDD Crystal RC JP5 Mode 5 Main oscillator PLL mode Sub oscillator RC mode Suboscillator Mainoscillator GND GND R OSC...

Страница 80: ...14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 58 60 VLCD2 RESET R OSCI VDD Xout P5 5 INT1 SEG30 P8 6 P5 7 IROUT P6 1 P6 3 P6 5 P6 7 SEG28 P8 4 SEG26 P8 2 SEG24 P8 0 SEG22 P7 6 SEG2...

Страница 81: ...100 pressure 2 atm TD endurance 96 hrs High temperature High humidity test TA 85 C RH 85 TD endurance 168 500 hrs High temperature storage life TA 150 C TD endurance 500 1000 hrs High temperature oper...

Страница 82: ...ion33 6 8 Interrupt 34 6 9 LCD Driver 35 6 9 1 R9 LCDCR LCD Control Register 35 6 9 2 RA LCD_ADDR LCD Address 36 6 9 3 RB LCD_DB LCD Data Buffer 36 6 9 4 RD SBPCR System Booster and PLL Control Regist...

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