STM32L486xx HAL User Manual
Defines
UART DriverEnable Polarity
UART Exported Constants

Defines

#define UART_DE_POLARITY_HIGH   0x00000000U
#define UART_DE_POLARITY_LOW   USART_CR3_DEP

Define Documentation

#define UART_DE_POLARITY_HIGH   0x00000000U

Driver enable signal is active high

Definition at line 664 of file stm32l4xx_hal_uart.h.

#define UART_DE_POLARITY_LOW   USART_CR3_DEP

Driver enable signal is active low

Definition at line 665 of file stm32l4xx_hal_uart.h.