单项选择题
A.0x01B.0x11C.0x31D.0x49
A.ZigBeeB.蓝牙C.WiFiD.LoRa
A.须通过NPI_UART_BR设置波特率B.须通过uartConfig.flowConrtol关闭流控C.编译选项须添加HAL_UART=TRUED.编译选项须添加POWER_SAVING