Pin
de
sc
rip
tions
STM3
2L1
5
1x
C/C-
A
STM3
2L1
52x
C/C-
A
5
0/1
Do
cID0
261
1
9 Rev 5
PD8
-
-
-
-
-
-
-
USART3_TX -
SEG28
TIMx_IC1
EVENT
OUT
PD9
-
-
-
-
-
-
-
USART3_RX -
SEG29
TIMx_IC2
EVENT
OUT
PD10
-
-
-
-
-
-
-
USART3_CK -
SEG30
TIMx_IC3
EVENT
OUT
PD11
-
-
-
-
-
-
-
USART3_CTS -
SEG31
TIMx_IC4
EVENT
OUT
PD12
-
-
TIM4_CH1 -
-
-
-
USART3_RTS -
SEG32
TIMx_IC1
EVENT
OUT
PD13
-
-
TIM4_CH2 -
-
-
-
-
-
SEG33
TIMx_IC2
EVENT
OUT
PD14
-
-
TIM4_CH3 -
-
-
-
-
-
SEG34
TIMx_IC3
EVENT
OUT
PD15
-
-
TIM4_CH4 -
-
-
-
-
-
SEG35
TIMx_IC4
EVENT
OUT
PE0
-
-
TIM4_ETR TIM10_CH1
-
-
-
-
-
SEG36
TIMx_IC1
EVENT
OUT
PE1
-
-
-
TIM11_CH1 -
-
-
-
-
SEG37
TIMx_IC2
EVENT
OUT
PE2
TRACECK -
TIM3_ETR
-
-
-
-
-
-
SEG
38
TIMx_IC3
EVENT
OUT
PE3
TRACED0 -
TIM3_CH1
-
-
-
-
-
-
SEG
39
TIMx_IC4
EVENT
OUT
PE4
TRACED1 -
TIM3_CH2
-
-
-
-
-
-
-
TIMx_IC1
EVENT
OUT
PE5
TRACED2 -
-
TIM9_CH1
-
-
-
-
-
-
TIMx_IC2
EVENT
OUT
PE6-WKUP3 TRACED3
-
-
TIM9_CH2
-
-
-
-
-
-
-
TIMx_IC3
EVENT
OUT
Table 9. Alternate function input/output (continued)
Port name
Digital alternate function number
AFIO0
AFIO1
AFIO2
AFIO3
AFIO4
AFIO5
AFIO6
AFIO7
AFIO8 .. AFIO11 AFIO12 ..
AFIO14
AFIO15
Alternate function
SYSTEM
TIM2
TIM3/4/5
TIM9/
10/11
I2C1/2
SPI1/2
SPI3
USART1/2/3
-
LCD
-
CPRI
SYSTEM