Datasheet

STM32L100C6, STM32L100R8/RB Pin descriptions
DocID024295 Rev 1 36/102
PA15 JTDI
TIM2_CH1_
ETR
SPI1_NSS SEG17 TIMx_IC4 EVENTOUT
PB0 TIM3_CH3 [SEG5] EVENTOUT
PB1 TIM3_CH4 [SEG6] EVENTOUT
PB2 BOOT1 EVENTOUT
PB3 JTDO TIM2_CH2 SPI1_SCK [SEG7] EVENTOUT
PB4 JTRST TIM3_CH1 SPI1_MISO [SEG8] EVENTOUT
PB5 TIM3_CH2
I2C1_
SMBA
SPI1_MOSI [SEG9] EVENTOUT
PB6 TIM4_CH1 I2C1_SCL
USART1_
TX
EVENTOUT
PB7 TIM4_CH2 I2C1_SDA
USART1_
RX
EVENTOUT
PB8 TIM4_CH3 TIM10_CH1* I2C1_SCL SEG16 EVENTOUT
PB9 TIM4_CH4 TIM11_CH1* I2C1_SDA [COM3] EVENTOUT
PB10 TIM2_CH3 I2C2_SCL
USART3_
TX
SEG10 EVENTOUT
PB11 TIM2_CH4 I2C2_SDA
USART3_
RX
SEG11 EVENTOUT
PB12 TIM10_CH1
I2C2_
SMBA
SPI2_NSS
USART3_
CK
SEG12 EVENTOUT
PB13 TIM9_CH1 SPI2_SCK
USART3_
CTS
SEG13 EVENTOUT
PB14 TIM9_CH2 SPI2_MISO
USART3_
RTS
SEG14 EVENTOUT
PB15 RTC_REFIN TIM11_CH1 SPI2_MOSI SEG15 EVENTOUT
PC0 SEG18 TIMx_IC1 EVENTOUT
PC1 SEG19 TIMx_IC2 EVENTOUT
Table 8. Alternate function input/output (continued)
Port
name
Digital alternate function number
AFIO0 AFIO1 AFIO2 AFIO3 AFIO4 AFIO5 AFOI6 AFIO7 AFIO8 AFIO9 AFIO10 AFIO11 AFIO12 AFIO13 AFIO14 AFIO15
Alternate function
SYSTEM TIM2 TIM3/4 TIM9/10/11 I2C1/2 SPI1/2 N/A
USART
1/2/3
N/A N/A USB LCD N/A N/A RI SYSTEM