Datasheet

Pinouts and pin descriptions STM8S003F3 STM8S003K3
26/103 DS7147 Rev 10
Figure 5. STM8S003F3 UFQFPN20 pinout
1. HS high sink capability.
2. (T) True open drain (P-buffer and protection diode to VDD 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).
MS36409V1
2
1
3
4
5
67 8
9
11
12
13
14
15
16171819
VCAP
V
SS
OSCOUT/PA2
OSCIN/PA1
[SPI_NSS] TIM2_CH3/(HS) PA3
NRST
PD4 (HS)/BEEP / TIM2_CH1/UART1_CK
PD5(HS)/AIN5/UART1_TX
PD3 (HS)/AIN4/TIM2_CH2/ADC_ETR
PD2(HS)/AIN3/{TIM2_CH3]
PC4(HS)/TIM1_CH4/CLK_CCO/AIN2/[TIM1_CH2N]
PC5 (HS)/SPI_SCK [TIM2_CH1]
PC6(HS)/SPI_MOSI [TIM1_CH1]
PC7(HS)/SPI_MISO[TIM1_CH2]
PD1(HS)/SWIM
[TIM1_BKIN] I2C_SDA/(T)PB5
10
[TIM1_CH1N] [TLI] TIM1_CH3 /(HS)PC3
PD6(HS)/AIN6/UART1_RX
20
V
DD
[ADC_ETR] I2C_SCL/(T)PB4
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