Datasheet

Pinouts and pin descriptions STM8S003F3 STM8S003K3
22/103 DS7147 Rev 10
5.1 STM8S003K3 LQFP32 pinout and pin description
Figure 3. STM8S003K3 LQFP32 pinout
Table 5. STM8S003K3 descriptions
LQFP32
Pin name
Type
Input Output
Main function
(after reset)
Default
alternate
function
Alternate
function
after remap
[option bit]
floating
wpu
Ext. interrupt
High sink
(1)
Speed
OD
PP
1 NRST I/O - X - - - - - Reset -
2 PA1/OSCIN
(2)
I/O X XX-O1XXPort A1
Resonator/
crystal in
-
MS37740V1
TIM1_CH2N/ AIN1/(HS) PB1
TIM1_CH1N/AIN0/(HS) PB0
PB7
PB6
32 31 30 29 28 27 26 25
24
23
22
21
20
19
18
17
9 101112131415
16
1
2
3
4
5
6
7
8
VCAP
[SPI_NSS] TIM2_CH3/(HS)PA3
PF4
NRST
OSCIN/PA1
OSCOUT/PA2
VSS
PC3 (HS)/TIM1_CH3
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] PD6 (HS)/UART1_RX PD5 (HS)/UART1_TX PD4 (HS)/BEEP/TIM2_CH1
PC1 (HS)/TIM1_CH1/UART1_CK
PE5 (HS)/SPI_NSS
PC2 (HS)/TIM1_CH2
I2C_SDA/(T) PB5
I2C_SCL/(T) PB4
TIM1_ETR/AIN3/(HS) PB3
TIM1_CH3N/AIN2/(HS) PB2
VDD
PD7 (HS)/TLI [TIM1_CH4]