地址长度检测

定义
#define	LL_LPUART_ADDRESS_DETECT_4B   0x00000000U
#define	LL_LPUART_ADDRESS_DETECT_7B   USART_CR2_ADDM7

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宏定义文档

#define LL_LPUART_ADDRESS_DETECT_4B   0x00000000U

选择4位地址检测方法

Definition at line 368 of file stm32g4xx_ll_lpuart.h.

#define LL_LPUART_ADDRESS_DETECT_7B   USART_CR2_ADDM7

选择7位地址检测方法（在8位数据模式下）

Definition at line 369 of file stm32g4xx_ll_lpuart.h.