main.py 文件源码

def readDS18x20():
    from machine import Pin
    import onewire, ds18x20

    OneWirePin = 0

    # the device is on GPIO12
    dat = Pin(OneWirePin)
    # create the onewire object
    ds = ds18x20.DS18X20(onewire.OneWire(dat))
    # scan for devices on the bus
    roms = ds.scan()
    ds.convert_temp()
    time.sleep_ms(750)
    values = []

    for rom in roms:
        values.append(ds.read_temp(rom))

    print(values)
    return values