zdriver.py 文件源码

def MakeSerialDevice(port="/dev/ttyUSB0"):
    dev = serial.Serial(
        port=port,
        baudrate=115200,
        parity=serial.PARITY_NONE,
        stopbits=serial.STOPBITS_ONE,
        bytesize=serial.EIGHTBITS,
        # blocking
        timeout=5)
    # dev.open()
    return dev