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author | Evgeny Zinoviev <me@ch1p.io> | 2023-09-27 00:54:57 +0300 |
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committer | Evgeny Zinoviev <me@ch1p.io> | 2023-09-27 00:54:57 +0300 |
commit | d3a295872c49defb55fc8e4e43e55550991e0927 (patch) | |
tree | b9dca15454f9027d5a9dad0d4443a20de04dbc5d /src/home/temphum/dht12.py | |
parent | b7cbc2571c1870b4582ead45277d0aa7f961bec8 (diff) | |
parent | bdbb296697f55f4c3a07af43c9aaf7a9ea86f3d0 (diff) |
Merge branch 'master' of ch1p.io:homekit
Diffstat (limited to 'src/home/temphum/dht12.py')
-rw-r--r-- | src/home/temphum/dht12.py | 22 |
1 files changed, 0 insertions, 22 deletions
diff --git a/src/home/temphum/dht12.py b/src/home/temphum/dht12.py deleted file mode 100644 index d495766..0000000 --- a/src/home/temphum/dht12.py +++ /dev/null @@ -1,22 +0,0 @@ -from .base import I2CTempHumSensor - - -class DHT12(I2CTempHumSensor): - i2c_addr = 0x5C - - def _measure(self): - raw = self.bus.read_i2c_block_data(self.i2c_addr, 0, 5) - if (raw[0] + raw[1] + raw[2] + raw[3]) & 0xff != raw[4]: - raise ValueError("checksum error") - return raw - - def temperature(self) -> float: - raw = self._measure() - temp = raw[2] + (raw[3] & 0x7f) * 0.1 - if raw[3] & 0x80: - temp *= -1 - return temp - - def humidity(self) -> float: - raw = self._measure() - return raw[0] + raw[1] * 0.1 |