g_uart_handle.Instance = ATK_MS901M_UART_INTERFACE; /* ATK-MS901M UART */ g_uart_handle.Init.BaudRate = baudrate; /* 波特率 */ g_uart_handle.Init.WordLength = UART_WORDLENGTH_8B; /* 数据位 */ g_uart_handle.Init.StopBits = UART_STOPBITS_1; /* 停止位 */ g_uart_handle.Init...