pyrfid.py 文件源码

def __init__(self, port = '/dev/ttyUSB0', baudRate = 9600):
        """
        Constructor

        @param string port
        @param integer baudRate
        """

        ## Validates port
        if ( os.path.exists(port) == False ):
            raise Exception('The RFID sensor port "' + port + '" was not found!')

        ## Initializes connection
        self.__serial = serial.Serial(port = port, baudrate = baudRate, bytesize = serial.EIGHTBITS, timeout = 1)