jiemde

class GPSDecoder:
    def __init__(self, i2c=None):
        if i2c is None:
            from machine import I2C
            i2c = I2C(0, mode=I2C.MASTER, pins=('G9', 'G8'))
        self.i2c = i2c
        self.buf = ""
        self.clear()
    def clear(self):
        self.fixStatus = self.lat = self.lng = self.utcTime = None