Datasheet

DocID022799 Rev 6 43/132
STM32L15xCC STM32L15xRC STM32L15xUC STM32L15xVC Pin descriptions
51
C9 81 - - - PD0 I/O FT PD0 TIM9_CH1/SPI2_NSS/I2S2_WS
B9 82 - - - PD1 I/O FT PD1 SPI2_SCK/I2S2_CK
C8 83 54 A4 - PD2 I/O FT PD2
TIM3_ETR/LCD_SEG31/
LCD_SEG43/LCD_COM7
B8 84 - - - PD3 I/O FT PD3 SPI2_MISO/USART2_CTS
B7 85 - - - PD4 I/O FT PD4
SPI2_MOSI/I2S2_SD/
USART2_RTS
A6 86 - - PD5 I/O FT PD5 USART2_TX
B6 87 - - - PD6 I/O FT PD6 USART2_RX
A5 88 - - - PD7 I/O FT PD7 TIM9_CH2/USART2_CK
A8 89 55 C4 39 PB3 I/O FT JTDO
TIM2_CH2/SPI1_SCK/
SPI3_SCK/I2S3_CK/LCD_SEG7/
COMP2_INM
A7 90 56 D4 40 PB4 I/O FT NJTRST
TIM3_CH1/SPI1_MISO/
SPI3_MISO/LCD_SEG8/
COMP2_INP
C5 91 57 A5 41 PB5 I/O FT PB5
TIM3_CH2/I2C1_SMBA/
SPI1_MOSI/SPI3_MOSI/
I2S3_SD/LCD_SEG9/
COMP2_INP
B5 92 58 B5 42 PB6 I/O FT PB6
TIM4_CH1/I2C1_SCL/
USART1_TX/COMP2_INP
B4 93 59 C5 43 PB7 I/O FT PB7
TIM4_CH2/I2C1_SDA/
USART1_RX/PVD_IN/
COMP2_INP
A4 94 60 A6 44 BOOT0 I B BOOT0
A3 95 61 B6 45 PB8 I/O FT PB8
TIM4_CH3/TIM10_CH1/
I2C1_SCL/LCD_SEG16
B3 96 62 C6 46 PB9 I/O FT PB9
TIM4_CH4/TIM11_CH1/
I2C1_SDA/LCD_COM3
Table 9. STM32L15xxC pin definitions (continued)
Pins
Pin name
Pin type
(1)
I / O Structure
Main
function
(2)
(after
reset)
Alternate functions
UFBGA100
LQFP100
LQFP64
WLCSP63
LQFP48 or UFQFPN48