STMicroelectronics STM32L151QCH6 Manual page 47

AFIO0 AFIO1
Port name
SYSTEM TIM2
PA12 - -
PA13 JTMS-SWDIO -
PA14 JTCK-SWCLK -
PA15 JTDI TIM2_CH1_ETR
PB0 - -
PB1 - -
PB2 BOOT1 -
PB3 JTDO TIM2_CH2
PB4 NJTRST -
PB5 - -
PB6 - -
PB7 - -
PB8 - -
PB9 - -
PB10 - TIM2_CH3
Table 9. Alternate function input/output (continued)
Digital alternate function number
AFIO2 AFIO3 AFIO4 AFIO5
TIM9/
TIM3/4/5 I2C1/2 SPI1/2
10/11
- - - SPI1_MOSI
- - - -
- - - -
- - - SPI1_NSS
TIM3_CH3 - - -
TIM3_CH4 - - -
- - - -
- - - SPI1_SCK
TIM3_CH1 - - SPI1_MISO SPI3_MISO
I2C1_
TIM3_CH2 - SPI1_MOSI
SMBA
TIM4_CH1 - I2C1_SCL -
TIM4_CH2 - I2C1_SDA -
TIM4_CH3 TIM10_CH1 I2C1_SCL -
TIM4_CH4 TIM11_CH1 I2C1_SDA -
- - I2C2_SCL -
AFIO6 AFIO7 AFIO8 .. AFIO11 AFIO12 ..
Alternate function
SPI3 USART1/2/3 -
- USART1_RTS -
- - -
- - -
SPI3_NSS
- -
I2S3_WS
- -
- - -
- - -
SPI3_SCK
- -
I2S3_CK
- -
SPI3_MOSI
- -
I2S3_SD
- USART1_TX -
- USART1_RX -
- - -
- - -
- USART3_TX -
AFIO14
LCD - CPRI SYSTEM
EVENT
- - TIMx_IC1
OUT
EVENT
- - TIMx_IC2
OUT
EVEN
- - TIMx_IC3
TOUT
EVEN
SEG17 - TIMx_IC4
TOUT
EVEN
SEG5 - -
TOUT
EVENT
SEG6 - -
OUT
EVENT
- - -
OUT
EVENT
SEG7 - -
OUT
EVENT
SEG8 - -
OUT
EVENT
SEG9 - -
OUT
EVENT
- - -
OUT
EVENT
- -
OUT
EVENT
SEG16 -
OUT
EVENT
COM3 -
OUT
EVENT
SEG10 - -
OUT
AFIO15