Datasheet

STM8S103Kx UFQFPN32/LQFP32/SDIP32 pinout and pin

description

5.1

Figure 3: STM8S103Kx UFQFPN32/LQFP32 pinout

I2C_SCL/(T) PB4

TIM1_ETR/AIN3/(HS) PB3

TIM1_CH3N/ AIN2/(HS) PB2

TIM1_CH2N/ AIN1/(HS) PB1

TIM1_CH1N/AIN0/(HS) PB0

PB7

PB6

I2C_SDA/ (T) PB5

32 31 30 29 28 27 26 25

9 10 11 12 13 14 15

VCAP

VDD

[SPI_NSS] TIM2_CH3/(HS) PA3

PF4

NRST

OSCIN/PA1

OSCOUT/PA2

VSS

PC3 (HS)/TIM1_CH3

PC2 (HS)/TIM1_CH2

PC1 (HS)/TIM1_CH1/UART1_CK

PE5 (HS)/SPI_NSS

PC7 (HS)/SPI_MISO

PC6 (HS)/SPI_MOSI

PC5 (HS)/SPI_SCK

PC4 (HS)/TIM1_CH4/CLK_CCO

PD3 (HS)/TIM2_CH2/ADC_ETR

PD2 (HS) [TIM2_CH3]

PD1 (HS)/SWIM

PD0 (HS)/ TIM1_BKIN [CLK_CCO]

PD7 (HS)/TLI [TIM1_CH4]

PD6 (HS)/UART1_RX

PD5 (HS)/UART1_TX

PD4 (HS)/BEEP/TIM2_CH1

1. (HS) high sink capability.

2. (T) True open drain (P-buffer and protection diode to V

not implemented).

3. [ ] alternate function remapping option (if the same alternate function is shown twice, it

indicates an exclusive choice not a duplication of the function).

DocID15441 Rev 920/117

STM8S103K3 STM8S103F3 STM8S103F2Pinout and pin description