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UM

157

4

S

TM8

A

F

 b

o

ard

 e

le

c

tr

ic

al

 sch

emat

ic

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Do
c 

ID 023

645 Re

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1

3

7

/48

6 

STM8AF board electrical schematics

Figure 21.

STM8AF board top level

1

1

2

2

3

3

4

4

D

D

C

C

B

B

A

A

STMicroelectronics

Title:

Number:

Rev:

Sheet              of

B.0(PCB.SCH)

Date:

10/3/2012

MB1036

1

4

STM8AF  BOARD

MCO

PA4
PA5

NRST

ST_LINK_SWIM

U_ST_LINK
ST_LINK_V2.SCHDOC

ST_LINK_SWIM

MCO

NRST

PA5

MCO

PA4

SPI_NSS

CAN_TX

NRST

LIN_TX
LIN_RX

SPI_SCK

SPI_MOSI

SPI_MISO

CAN_RX

PB0
PB1
PB2
PB3
PB4

PC1
PC2
PC4

PE0

PD2
PD4
PD7

ST_LINK_SWIM

PB5
PB6
PB7

PA6

PE6

U_STM8AF
STM8AF.SchDoc

MCO

PA4
PA5

ST_LINK_SWIM

LIN_TX
LIN_RX

SPI_NSS

SPI_SCK

SPI_MOSI

SPI_MISO

CAN_TX

NRST

RevA.0  -->  PCB  label  MB1036  A-00
RevB.0  -->  PCB  label  MB1036  B-00
-  Add  capacitor  for  consumption  delay  when  step-up  start
-  Adjust  few  values  of  components

VDD

PA4
PA5

STM8AF_USART_TX

STM8AF_USART_RX

CAN_RX

LIN_RX

LIN_TX

OUT2

OUT1

OUT_HS

SPI_MISO
SPI_MOSI
SPI_SCK
SPI_NSS

NRST

CAN_TX
CAN_RX

WU1

REL1
REL2

CANH

CANL

LIN

U_CAN_LIN
CAN_LIN.SchDoc

LIN_TX
LIN_RX

SPI_NSS

SPI_SCK

SPI_MOSI

SPI_MISO

CAN_TX
CAN_RX

NRST

REL1
REL2
WU1

CANH

OUT2
OUT_HS

PB0
PB1

PC1

PB2
PB3
PB4

PC2
PC4

PD2
PD4

PE0

PD7

STM8AF_USART_TX

STM8AF_USART_RX

PA6

CANL

LIN

1

2

3

4

5

6

7

8

9

10

P1

Header  5X2

PB0
PB2
PB4

PB1
PB3
PB5

PB6

PB7

PB5
PB6
PB7

OUT1

TP4

TP5

TP3

TP2

PE6

PC1

PC2

PC4

PD2

PD4

PD7

PA6
PE0
PE6

VDD

NRST

REL1
REL2

WU1
OUT2

OUT_HS

OUT1

5V

1
2
3
4
5
6
7
8
9

10
11
12

P2

Header  12

SB10

CANH
CANL

LIN

VBAT

1

2

3

4

5

6

7

8

9

10

CN3

Header  F  90°  5x2H

1

2

3

4

5

6

7

8

9

10

CN4

Header  M  90°  5X2H

USB5V

SB12

SB11

CANH

CANL

LIN

VBAT

USB5V

SB13

USB

Female

Male

1
2
3
4
5
6
7
8
9

P3

Header  9

VBAT

TP1

GND  Test  Point

Содержание STM8A-DISCOVERY

Страница 1: ...tions with the MCU powered at 5 V and is ready to be connected into a network with its integrated transceiver The STM8AL board manages LIN slave communication through its transceiver and uses a 4 digi...

Страница 2: ...1 STM8AF5288T microcontroller 17 4 2 2 STM8AF board LEDs 19 4 2 3 STM8AF board Push buttons 19 4 2 4 STM8AF board solder bridges 20 4 2 5 STM8AF board jumpers selection 21 4 2 6 STM8AF board extension...

Страница 3: ...UM1574 Contents Doc ID 023645 Rev 1 3 48 5 2 STM8AL board mechanical drawing 36 6 STM8AF board electrical schematics 37 7 STM8AL board electrical schematics 41 8 Revision history 47...

Страница 4: ...oller connectivity 21 Table 5 STM8AF board P2 pinout microcontroller connectivity 22 Table 6 STM8AF board P3 pinout L99PM62GXP connectivity 22 Table 7 LCD connections 32 Table 8 STM8AL board solder br...

Страница 5: ...rd hardware block diagram 23 Figure 12 STM8AL board top layout 24 Figure 13 STM8AL board bottom layout 25 Figure 14 STM8AL3L68T package 26 Figure 15 STM8AL3L68T MCU block diagram 27 Figure 16 STM8AL b...

Страница 6: ...t document Table 1 ON OFF conventions Convention Definition Jumper JPx ON Jumper fitted Jumper JPx OFF Jumper not fitted Jumper JPx 1 2 Jumper is fitted between pins 1 and 2 Jumper JPx 2 3 Jumper is f...

Страница 7: ...nd twice on the STM8AL board then the LIN communication between both boards starts 5 Turn the RV1 trimmer on the STM8AF board to adjust the value from 0 to 100 on the STM8AL board LCD through the LIN...

Страница 8: ...or L99PM62GXP including relays high side outputs and wake up capabilities STM8AF dedicated board features STM8AF5288T microcontroller featuring 64 Kbytes Flash 2 Kbytes data EEPROM LIN CAN in an 48 pi...

Страница 9: ...devices The ST LINK V2 must be connected with the dual type A to mini B USB cable provided in the blister Caution First connect the dual type A on the PC side both type A connectors must be plugged i...

Страница 10: ...microcontroller when the STM8AL board or an external application board is connected Figure 3 Debugging the STM8AF microcontroller when the STM8AL board or an external application board is connected E...

Страница 11: ...clude an internal 5 V to 12 V step up converter that is needed to build the voltages required for LIN or CAN networks The 5 V USB is then converted into 12 V voltage that supplies the integrated L99PM...

Страница 12: ...diagnosis of the device A lot of features are offered to control low and high side drivers using the embedded and configurable PWM timers window watchdog wake up capability Some of their outputs are...

Страница 13: ...UM1574 Hardware and layout Doc ID 023645 Rev 1 13 48 Figure 5 L99PM62GXP block diagram MS31061V1 y...

Страница 14: ...INK V2 L99PM62GXP IC push buttons LED and connectors Figure 6 and Figure 7 help you locate these features on the STM8AF board Figure 6 STM8AF board hardware block diagram MS31074V1 Mini USB Embedded S...

Страница 15: ...5V2 ST LINK V2 LD2 red LED PWR red LED LD3 green LED LD4 green LED LD5 green LED LD6 green LED LD7 JP3 I measurement DD JP1 FLASH LIN ST662A JP2 FLASH CAN B2 USER2 button CN3 Female external CN4 Male...

Страница 16: ...8 Doc ID 023645 Rev 1 Figure 8 STM8AF board bottom layout MS31063V1 SB1 RESERVED SB2 STM_RST SB3 MCO SB4 SB5 RESERVED SB6 L99PM62GXP SB7 CAN supply SB8 Start up delay SB9 CAN terminating resistor SB10...

Страница 17: ...ycles High system integration level with internal clock oscillators watchdog and brownout reset Performance and robustness Peak performance 20 MIPS at 24 MHz and average performance 10 MIPS at 16 MHz...

Страница 18: ...ck controller Detector Clock to peripherals and core 10 Mbit s LIN master Up to Window WDG IWDG Up to 128 Kbyte Up to 2 Kbytes Up to 6 Kbytes Boot ROM 10 bit ADC beCAN 9 CAPCOM Reset 400 Kbit s 1 Mbit...

Страница 19: ...ser LD3 red LED is a user LED connected to the I O PA3 of the STM8AF5288T User LD4 green LED is a user LED connected to the I O PD3 of the STM8AF5288T User LD5 green LED is a user LED connected to the...

Страница 20: ...external watchdog disable ON NRESET of L99PM62GXP is connected to the STM8AF5288T Reset pin external watchdog enable SB7 CAN supply ON CAN transceiver is powered ON OFF CAN transceiver is OFF This sel...

Страница 21: ...P1 LIN FLASH 1 2 Flash mode selected 2 2 The Flash mode is activated if at least JP1 or JP2 selects Flash mode 2 3 LIN communication enabled JP2 CAN FLASH 1 2 Flash mode selected 2 2 3 CAN communicati...

Страница 22: ...10 27 PC2 I O Port C2 Timer 1 channel 2 11 26 PC1 I O Port C1 Timer 1 channel 1 12 VDD Microcontroller Digital power supply Table 6 STM8AF board P3 pinout L99PM62GXP connectivity 1 1 For additional i...

Страница 23: ...IC push buttons LED IDD measurement circuitry LCD and connectors Figure 11 and Figure 12 help you to locate these features on the STM8AL board Figure 11 STM8AL board hardware block diagram MS31075V1...

Страница 24: ...STM8AL board top layout MS31065V1 LD2 red LED PWR red LED LD3 JP3 RESERVED B2 USER2 button CN4 Female external CN3 Male external B1 USER1 button L99PM62GXP STM8AL3L68T LD1 red green LED COM JP2 I DD S...

Страница 25: ...23645 Rev 1 25 48 Figure 13 STM8AL board bottom layout SB1 RESERVED SB2 STM_RST SB3 MCO SB9 SB10 Xtal 32 768 kHZ SB13 SB14 USB5V SB12 RESERVED SB6 SB7 SB8 IDD circuitry SB15 SB16 RESERVED MS31064V1 SB...

Страница 26: ...t mode Clock gated system and optimized power management Capability to execute from RAM for Low power wait mode and Low power run mode Advanced features Up to 16 MIPS at 16 MHz CPU clock frequency Dir...

Страница 27: ...ytes RAM to core and peripherals IWDG 38 kHz clock SWIM Port A Port B Port C I C1 USART1 Power VOLT REG Port F 1 16 MHz oscillator 32 kHz oscillator 38 kHz internal RC LCD driver 4x28 WWDG STM8 Core c...

Страница 28: ...utton connected to the I O PE1 of STM8AL3L68T USER2 User button connected to the I O PE2 of STM8AL3L68T 4 3 4 STM8AL board built in IDD measurement circuit The STM8AL board built in IDD measurement ci...

Страница 29: ...ciple The principle used to measure a current when the STM8AL3L68T is in Low power mode is 1 Configure ADC to measure voltage on the IDD_Measurement pin 2 Configure PE6 to serve as wakeup pin 3 Enter...

Страница 30: ...t negligible compared to IDD current typical Ibias is 240 nA To obtain a reliable STM8AL3L68T IDD measurement it is mandatory to subtract the bias current from the IDD low power measurement since MCU...

Страница 31: ...nd pin connections in Table 7 The two first left digits of the LCD display are not used in this application Characteristics overview 16 segments and 4 commons Drive method multiplexed 1 4 duty 1 3 bia...

Страница 32: ...4COLON 4C 4M PD2_LCDSEG8 9 5N 5P 5D 5E PD3_LCDSEG9 10 BAR2 BAR3 5C 5M PB0_LCDSEG10 11 6N 6P 6D 6E PB1_LCDSEG11 12 BAR0 BAR1 6C 6M PD1_LCDCOM3 13 COM3 PA6_LCDCOM2 14 COM2 PA5_LCDCOM1 15 COM1 PA4_LCDCO...

Страница 33: ...nnected freeing PF0 PC4 and PE6 SB9 10 Xtal 32 768 kHz OFF PC5 and PC6 of STM8AL3L68T are free for general purpose I Os ON PC5 and PC6 of STM8AL3L68T are connected to 32 768 kHz crystal oscillator if...

Страница 34: ...4 44 PC5 I O Port C5 OSC32_IN 5 38 PC1 I O Port C1 I2C1_SCL 6 37 PC0 I O Port C0 I2C1_SDA 7 10 VDD Microcontroller Digital power supply 8 5V 5V board power supply output 5V1 from L99PM62GXP Table 11...

Страница 35: ...UM1574 STM8A DISCOVERY boards mechanical drawing Doc ID 023645 Rev 1 35 48 5 STM8A DISCOVERY boards mechanical drawing 5 1 STM8AF board mechanical drawing Figure 19 STM8AF board mechanical drawing...

Страница 36: ...STM8A DISCOVERY boards mechanical drawing UM1574 36 48 Doc ID 023645 Rev 1 5 2 STM8AL board mechanical drawing Figure 20 STM8AL board mechanical drawing...

Страница 37: ...nsumption delay when step up start Adjust few values of components VDD PA4 PA5 STM8AF_USART_TX STM8AF_USART_RX CAN_RX LIN_RX LIN_TX OUT2 OUT1 OUT_HS SPI_MISO SPI_MOSI SPI_SCK SPI_NSS NRST CAN_TX CAN_R...

Страница 38: ...PA0 10 JTCK SWCLK 37 PA1 11 PB11 22 PA2 12 PA15 JTDI 38 PA3 13 VSS_1 23 PA4 14 PB3 JTDO 39 PA5 15 VDD_1 24 PA6 16 PB4 JNTRST 40 PB12 25 PB5 41 PB13 26 PB6 42 PB14 27 PB7 43 PB15 28 BOOT0 44 PA8 29 PB8...

Страница 39: ...PC3 PC4 SPI_SCK SPI_MOSI SPI_MISO CAN_TX CAN_RX PD0 ST_LINK_SWIM PD2 PD3 PD4 LIN_TX LIN_RX PD7 VDD C22 100nF C16 100nF C20 100nF NRST ST_LINK_SWIM STM8AF_USART_TX STM8AF_USART_RX R23 0 R30 4K7 PE2 R4...

Страница 40: ...SPI_NSS NRST 12V CAN_TX 12V CAN_RX CAN ON FLASH Mode FLASH Mode LIN ON LIN WU1 WU1 REL1 REL1 REL2 REL2 C23 220nF CANH CANL C24 100nF 12V D5 BAT60JFILM C34 220nF C35 220nF C32 220nF C33 220nF C25 220n...

Страница 41: ...elay when step up start Adjust few values of components STM8AL_USART_TX STM8AL_USART_RX LIN_RX LIN_TX OUT2 OUT1 OUT_HS SPI_MISO SPI_MOSI SPI_SCK SPI_NSS NRST WU1 REL1 REL2 LIN U_LIN LIN SchDoc SPI_NSS...

Страница 42: ...SS_1 23 PA4 14 PB3 JTDO 39 PA5 15 VDD_1 24 PA6 16 PB4 JNTRST 40 PB12 25 PB5 41 PB13 26 PB6 42 PB14 27 PB7 43 PB15 28 BOOT0 44 PA8 29 PB8 45 PA9 30 PB9 46 PA10 31 VSS_3 47 PA11 32 VDD_3 48 U3 STM32F103...

Страница 43: ...PD2_LCDSEG8 PD3_LCDSEG9 PB0_LCDSEG10 PB3_LCDSEG13 PB2_LCDSEG12 PB1_LCDSEG11 USART1_RX USART1_TX PD7_LCDSEG21 PD6_LCDSEG20 PD5_LCDSEG19 PD4_LCDSEG18 C25 1uF C18 1uF NRST ST_LINK_SWIM IDD_Measurement P...

Страница 44: ...EG4 5 SEG5 6 SEG6 7 SEG7 8 SEG8 9 SEG9 10 SEG10 11 SEG11 12 COM3 13 COM2 14 COM1 15 COM0 16 SEG12 17 SEG13 18 SEG14 19 SEG15 20 SEG16 21 SEG17 22 SEG18 23 SEG19 24 SEG20 25 SEG21 26 SEG22 27 SEG23 28...

Страница 45: ...4 74LX1G04CTR I O 1 O I 2 GND 3 C 4 VCC 5 U9 74H1G66STR VDD R23 2 1 R24 2K 1 Q12 1 Q13 2 Q14 3 Q6 4 Q5 5 Q7 6 Q4 7 GND 8 CO 9 CO 10 CI 11 CLR 12 Q9 13 Q8 14 Q10 15 VCC 16 U7 M74HC4060TTR R26 10K R25 1...

Страница 46: ...MOSI SPI_SCK SPI_NSS NRST 12V 12V FLASH Mode LIN ON LIN WU1 WU1 REL1 REL1 REL2 REL2 C33 220nF C39 100nF 12V D8 BAT60JFILM C45 220nF C46 220nF C43 220nF C44 220nF C38 220nF C36 10uF 25V C35 10uF 25V US...

Страница 47: ...UM1574 Revision history Doc ID 023645 Rev 1 47 48 8 Revision history Table 12 Document revision history Date Revision Changes 15 Nov 2012 1 Initial release...

Страница 48: ...RRANTIES OF MERCHANTABILITY FITNESS FOR A PARTICULAR PURPOSE AND THEIR EQUIVALENTS UNDER THE LAWS OF ANY JURISDICTION OR INFRINGEMENT OF ANY PATENT COPYRIGHT OR OTHER INTELLECTUAL PROPERTY RIGHT UNLES...

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