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修改了bsp_usart的初始化方式,防止出现变包长数据读取一场的问题.增加了注释.
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@@ -13,6 +13,7 @@ typedef void (*usart_module_callback)();
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/* usart_instance struct,each app would have one instance */
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typedef struct
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{
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// 更新:弃用malloc方案,使用了固定大小的数组方便debug时查看
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uint8_t recv_buff[USART_RXBUFF_LIMIT]; // 预先定义的最大buff大小,如果太小请修改USART_RXBUFF_LIMIT
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uint8_t recv_buff_size; // 模块接收一包数据的大小
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UART_HandleTypeDef *usart_handle; // 实例对应的usart_handle
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