Datasheet

Alternate
function after
remap
[option bit]
Default alternate
function
Main function
(after reset)
OutputInputTypePin namePin number
PPODSpeedHigh
sink
Ext.
interrupt
wpufloatingSDIP32LQFP32/
UFQFPN32
LQFP44LQFP48
Analog input 9
(3)
Port E6XXO1XXXI/OPE6/
AIN9
--2224
SPI master/slave
select
Port E5XXO1XXXI/OPE5/SPI_
NSS
22172325
Timer 1 -Port C1XXO3HSXXXI/OPC1/
TIM1_
23182426
channel 1/ UART2
synchronous clock
CH1/
UART2_CK
Timer 1-Port C2XXO3HSXXXI/OPC2/
TIM1_
CH2
24192527
channel 2
Timer 1 -Port C3XXO3HSXXXI/OPC3/
TIM1_
CH3
25202628
channel 3
Timer 1 -Port C4XXO3HSXXXI/OPC4/
TIM1_
CH4
2621-29
channel 4
SPI clockPort C5XXO3HSXXXI/OPC5/
SPI_
SCK
27222730
I/O groundSV
SSIO_2
--2831
I/O power supplySV
DDIO_2
--2932
SPI master
out/slave in
Port C6XXO3HSXXXI/OPC6/
SPI_
MOSI
28233033
SPI master in/
slave out
Port C7XXO3HSXXXI/OPC7/
SPI_
MISO
29243134
Port G0XXO1XXI/OPG0--3235
Port G1XXO1XXI/OPG1--3336
Timer 1 - break
input
Port E3XXO1XXXI/OPE3/
TIM1_
BKIN
---37
I
2
C dataPort E2
T
(4)
O1XXI/OPE2/
I
2
C_
SDA
--3438
I
2
C clockPort E1
T
(4)
O1XXI/OPE1/
I
2
C_
SCL
--3539
Configurable clock
output
Port E0XXO3HSXXXI/OPE0/
CLK_
CCO
--3640
DocID14771 Rev 1226/124
STM8S105xxPinout and pin description