Datasheet
Pin descriptions STM32L073xx
54/137 DocID027096 Rev 2
Table 21. Alternate functions port E
Port
AF0 AF1 AF2 AF3 AF4 AF5 AF6 AF7
SPI1/SPI2/I2S2/
USART1/2/
LPUART1/USB/
LPTIM1/TSC/
TIM2/21/22/
EVENTOUT/
SYS_AF
SPI1/SPI2/I2S2/I2C1
/LCD/TIM2/21
SPI1/SPI2/I2S2/
LPUART1/
USART5/USB/
LPTIM1/TIM2/3
/EVENTOUT/
SYS_AF
I2C1/TSC/
EVENTOUT
I2C1/USART1/2/
LPUART1/
TIM3/22/
EVENTOUT
SPI2/I2S2
/I2C2/
USART1/
TIM2/21/22
I2C1/2/
LPUART1/
USART4/
UASRT5/TIM21/
EVENTOUT
I2C3/LPUART1/
COMP1/2/TIM3
Port E
PE0 - LCD_SEG36 EVENTOUT - - - - -
PE1 - LCD_SEG37 EVENTOUT - - - - -
PE2 - LCD_SEG38 TIM3_ETR - - - - -
PE3 TIM22_CH1 LCD_SEG39 TIM3_CH1 - - - - -
PE4 TIM22_CH2 - TIM3_CH2 - - - - -
PE5 TIM21_CH1 - TIM3_CH3 - - - - -
PE6 TIM21_CH2 - TIM3_CH4 - - - - -
PE7 - LCD_SEG45 - - - -
USART5_CK/U
SART5_RTS_D
E
-
PE8 - LCD_SEG46 - - - - USART4_TX -
PE9 TIM2_CH1 LCD_SEG47 TIM2_ETR - - - USART4_RX -
PE10 TIM2_CH2 LCD_SEG40 - - - - USART5_TX -
PE11 TIM2_CH3 - - - - - USART5_RX -
PE12 TIM2_CH4 - SPI1_NSS - - - - -
PE13 - LCD_SEG41 SPI1_SCK - - - - -
PE14 - LCD_SEG42 SPI1_MISO - - - - -
PE15 - LCD_SEG43 SPI1_MOSI - - - - -
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