Datasheet

Pin descriptions STM32L15xCC STM32L15xRC STM32L15xUC STM32L15xVC 47/132 DocID022799 Rev 6
PB11 TIM2_CH4 I2C2_SDA USART3_RX SEG11 EVENT OUT
PB12
TIM10_
CH1
I2C2_SMBA
SPI2_NSS
I2S2_WS
USART3_CK SEG12
COMP1_INP/
G7IO1
EVENT OUT
PB13
TIM9_
CH1
SPI2_SCK
I2S2_CK
USART3_CTS SEG13
COMP1_INP/
G7IO2
EVENT OUT
PB14
TIM9_
CH2
SPI2_MISO USART3_RTS SEG14
COMP1_INP/
G7IO3
EVENT OUT
PB15 RTC_REFIN
TIM11_
CH1
SPI2_MOSI
I2S2_SD
SEG15
COMP1_INP/
G7IO4
EVENT OUT
PC0 SEG18
COMP1_INP/
TIMx_IC1_4/
G8IO1
EVENT OUT
PC1 SEG19
COMP1_INP/
TIMx_IC2_4/
G8IO2
EVENT OUT
PC2 SEG20
COMP1_INP/
TIMx_IC3_4/
G8IO3
EVENT OUT
PC3 SEG21
COMP1_INP/
TIMx_IC4_4/
G8IO4
EVENT OUT
PC4 SEG22
COMP1_INP/
TIMx_IC1_5/
G9IO1
EVENT OUT
PC5 SEG23
COMP1_INP/
TIMx_IC2_5/
G9IO2
EVENT OUT
PC6 TIM3_CH1 I2S2_MCK SEG24
TIMx_IC3_5/
G10IO1
EVENT OUT
PC7 TIM3_CH2 I2S3_MCK SEG25
TIMx_IC4_5/
G10IO2
EVENT OUT
Table 10. Alternate function input/output (continued)
Port
name
Digital alternate function number
AFIO0 AFIO1 AFIO2 AFIO3 AFIO4 AFIO5 AFIO6 AFIO7
.
.
AFIO10 AFIO11
.
.
AFIO14 AFIO15
Alternate function
SYSTEM TIM2 TIM3/4/5
TIM9/
10/11
I2C1/2 SPI1/2 SPI3 USART1/2/3 USB LCD CPRI SYSTEM