地址长度检测

定义
#define	LL_USART_ADDRESS_DETECT_4B   0x00000000U
#define	LL_USART_ADDRESS_DETECT_7B   USART_CR2_ADDM7

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定义文档

#define LL_USART_ADDRESS_DETECT_4B   0x00000000U

4位地址检测方法已选择

Definition at line 466 of file stm32g4xx_ll_usart.h.

#define LL_USART_ADDRESS_DETECT_7B   USART_CR2_ADDM7

7位地址检测（在8位数据模式下）方法已选择

Definition at line 467 of file stm32g4xx_ll_usart.h.