STM32L486xx HAL User Manual
Defines
Driver Enable Polarity
USART Exported Constants

Defines

#define LL_USART_DE_POLARITY_HIGH   0x00000000U
#define LL_USART_DE_POLARITY_LOW   USART_CR3_DEP

Define Documentation

#define LL_USART_DE_POLARITY_HIGH   0x00000000U

DE signal is active high

Definition at line 563 of file stm32l4xx_ll_usart.h.

#define LL_USART_DE_POLARITY_LOW   USART_CR3_DEP

DE signal is active low

Definition at line 564 of file stm32l4xx_ll_usart.h.