RTEMS 6.3
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Macros
USART Clock Polarity
STM32H7xx_HAL_Driver | Board Support Packages » ARM » STM32H7 » USART » USART Exported Constants

Macros

#define USART_POLARITY_LOW   0x00000000U
#define USART_POLARITY_HIGH   USART_CR2_CPOL

Detailed Description

Macro Definition Documentation

◆ USART_POLARITY_HIGH

#define USART_POLARITY_HIGH   USART_CR2_CPOL

Driver enable signal is active low

◆ USART_POLARITY_LOW

#define USART_POLARITY_LOW   0x00000000U

Driver enable signal is active high

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