diff options
Diffstat (limited to 'drivers/dht/dht.py')
| -rw-r--r-- | drivers/dht/dht.py | 46 |
1 files changed, 0 insertions, 46 deletions
diff --git a/drivers/dht/dht.py b/drivers/dht/dht.py deleted file mode 100644 index 411e9a8d2..000000000 --- a/drivers/dht/dht.py +++ /dev/null @@ -1,46 +0,0 @@ -# DHT11/DHT22 driver for MicroPython on ESP8266 -# MIT license; Copyright (c) 2016 Damien P. George - -import sys - -if sys.platform.startswith("esp"): - from esp import dht_readinto -elif sys.platform == "mimxrt": - from mimxrt import dht_readinto -elif sys.platform == "rp2": - from rp2 import dht_readinto -elif sys.platform == "pyboard": - from pyb import dht_readinto -else: - from machine import dht_readinto - - -class DHTBase: - def __init__(self, pin): - self.pin = pin - self.buf = bytearray(5) - - def measure(self): - buf = self.buf - dht_readinto(self.pin, buf) - if (buf[0] + buf[1] + buf[2] + buf[3]) & 0xFF != buf[4]: - raise Exception("checksum error") - - -class DHT11(DHTBase): - def humidity(self): - return self.buf[0] - - def temperature(self): - return self.buf[2] - - -class DHT22(DHTBase): - def humidity(self): - return (self.buf[0] << 8 | self.buf[1]) * 0.1 - - def temperature(self): - t = ((self.buf[2] & 0x7F) << 8 | self.buf[3]) * 0.1 - if self.buf[2] & 0x80: - t = -t - return t |
