Datasheet

DS7147 Rev 10 23/103
STM8S003F3 STM8S003K3 Pinouts and pin descriptions
29
3 PA2/OSCOUT I/O X XX -O1XXPort A2
Resonator/
crystal out
-
4V
SS
S - - - - - - - Digital ground -
5 VCAP S - - - - - - - 1.8 V regulator capacitor -
6V
DD
S - - - - - - - Digital power supply -
7
PA3/TIM2_CH3
[SPI_NSS]
I/O X
XXHSO3XXPort A3
Timer 2
channel 3
SPI master/
slave select
[AFR1]
8PF4 I/OX
X--O1XXPort F4 --
9 PB7 I/O X
X--O1XXPort B7 --
10 PB6 I/O X
X--O1XXPort B6 --
11 PB5/I
2
C_SDA I/O X -X-O1T
(3)
- Port B5 I
2
C data -
12 PB4/I
2
C_SCL I/O X -X-O1T
(3)
- Port B4 I
2
C clock -
13
PB3/AIN3
[TIM1_ETR]
I/O X
XXHSO3XXPort B3
Analog
input 3/Timer 1
external trigger
-
14
PB2/AIN2
[TIM1_CH3N]
I/O X
XXHSO3XXPort B2
Analog
input 2/Timer 1
- inverted
channel 3
-
15
PB1/AIN1
[TIM1_CH2N]
I/O X
XXHSO3XXPort B1
Analog
input 1/Timer 1
- inverted
channel 2
-
16
PB0/AIN0
[TIM1_CH1N]
I/O X
XXHSO3XXPort B0
Analog
input 0/Timer 1
- inverted
channel 1
-
17 PE5/SPI_NSS I/O X
XXHSO3XXPort E5
SPI
master/slave
select
-
18
PC1/TIM1_CH1/
UART1_CK
I/O X
XXHSO3XXPort C1
Timer 1 -
channel 1
UART1 clock
-
19 PC2/TIM1_CH2 I/O X
XXHSO3XXPort C2
Timer 1-
channel 2
-
20 PC3/TIM1_CH3 I/O X
XXHSO3XXPort C3
Timer 1 -
channel 3
-
Table 5. STM8S003K3 descriptions (continued)
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