UM1574 datasheet(22/48 Pages) STMICROELECTRONICS

22 / 48 page

Hardware and layout

UM1574

22/48

Doc ID 023645 Rev 1

Table 5.

STM8AF board P2 pinout microcontroller connectivity

Pin number

STM8AF

MCU

Board pin

name

Type

Main function

Alternate function

GND

Digital ground

NRST

I/O

Reset

PD7

I/O

Port D7

TLI

PD4

I/O

Port D4

Timer 2 - channel 1

PD2

I/O

Port D2

Timer 3 - channel 1

PA6

I/O

Port A6

USART synchronous clock

PE0

I/O

Port E0

CCO Configurable clock output

PE6

I/O

Port E6

Analog input AIN9

PC4

I/O

Port C4

Timer 1 - channel 4

PC2

I/O

Port C2

Timer 1 - channel 2

PC1

I/O

Port C1

Timer 1 - channel 1

VDD

Microcontroller Digital power supply

Table 6.

STM8AF board P3 pinout L99PM62GXP connectivity(1)

For additional information on L99PM62GXP device connectivity, please refer to product datasheet

available at www.st.com.

Pin number

STM8AF

MCU

Board pin

name

Type

Main function

15V

5 V board power supply (output 5V1 from

L99PM62GXP)

WU1

Wake-up input 1

OUT2

High-side driver output (7

, typ.)

OUT1

High-side driver output (7

, typ.)

O_HS

High-side driver (1

, typ.)

REL1

Low-side driver output (2

 typ.)

REL2

Low-side driver output (2

 typ.)

GND

Digital ground

9VBAT

External power supply (12 Vdc typ.)

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