STM8S103C2P6 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

STM8S103C2P6

Access line, STM8S 8-bit MCU, up to 32 Kbytes Flash, 10-bit ADC, timers, USART, SPI, I²C

STMicroelectronics 

Pinouts and pin description

STM8S103xx, STM8S105xx

Table 6.

Pin

number

Pin description for STM8S103 MCUs

Input

Pin name

Output

Alternate

function

Default alternate after

function

remap

[option

bit]

1 3 NRST

2 4 PA1/OSCIN

3 5 PA2/OSCOUT

4 6 VSS

5 7 VCAP

6 8 VDD

7 9 PA3/TIM2_CC3/SPI_NSS

8 - PF4

9 - PB7

10 - PB6

11 10 PB5/I2C_SDA

12 11 PB4/I2C_SCL

13 - PB3/TIM1_ETR

14 - PB2/TIM1_NCC3

15 - PB1/AIN1/TIM1_NCC2

16 - PB0/AIN0/TIM1_NCC1

17 - PE5/SPI_NSS

18 - PC1/TIM1_CC1

19 - PC2/TIM1_CC2

PC3/TLI/TIM1_CC3/

20 12

USART_CK

I/O

X

Reset

I/O X X X

O1

X

X

Port A1

Resonator/

crystal in

I/O X X X

O1

X

X

Port A2

Resonator/ crystal

out

S

Digital ground

S

1.8 V regulator capacitor

S

Digital power supply

SPI

I/O X X X HS O3 X X Port A3 Timer 2 channel 3 master/sla

ve select

I/O X X X

O1 X X Port F4

I/O X X X

O1 X X Port B7

I/O X X X

I/O X X X

I/O X X X

O1 X X Port B6

O1 T(1) X Port B5 I2C data

O1 T(1) X Port B4 I2C clock

I/O X

X

X

HS O3

X

X

Port B3

Timer 1 external

trigger

I/O X

X

X

HS O3

X

X

Port B2

Timer 1 - inverted

channel 3

Analog input 1/

I/O X X X HS O3 X X Port B1 Timer 1 - inverted

channel 2

Analog input 0/

I/O X X X HS O3 X X Port B0 Timer 1 - inverted

channel 1

I/O X

X

X

HS O3

X

X

Port E5

SPI master/slave

select

I/O X

X

X

HS O3

X

X

Port C1

Timer 1 - channel

1

I/O X

X

X

HS O3

X

X

Port C2

Timer 1 - channel

2

Top level interrupt

I/O X

X

X

HS O3

X

X

Port C3 Timer 1 - channel

USART

clock

3

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