robert/raspberrypi-temp-sensor
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add outputs

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This commit is contained in:
robert 2021-02-15 23:21:40 +01:00
parent 31ebe981be
commit 2e6f6b3f1a
1 changed files with 8 additions and 1 deletions
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9
mqtt_publish_temp.py
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@ -47,21 +47,28 @@ while True:
# Get Temperature from DHT # Get Temperature from DHT
_, temperature = Adafruit_DHT.read_retry(DHT_SENSOR, DHT_PIN) _, temperature = Adafruit_DHT.read_retry(DHT_SENSOR, DHT_PIN)
print("temperature before cut: " + temperature)
# cut temperature to xx.xx if more then tow digits after "." # cut temperature to xx.xx if more then tow digits after "."
t_split = temperature.split(".") t_split = temperature.split(".")
if len(t_split[1]) > 2: if len(t_split[1]) > 2:
t_cut = len(t_split[1]) - 2 t_cut = len(t_split[1]) - 2
t_split[1] = t_split[1][:-t_cut] t_split[1] = t_split[1][:-t_cut]
temperature = t_split[0] + "." + t_split[1] temperature = t_split[0] + "." + t_split[1]
print("temperature after cut: " + temperature)
# Get Humidity from DHT # Get Humidity from DHT
humidity, _ = Adafruit_DHT.read_retry(DHT_SENSOR, DHT_PIN) humidity, _ = Adafruit_DHT.read_retry(DHT_SENSOR, DHT_PIN)
print("humidity before cut: " + humidity)
# cut humidity to xx.xx if more then tow digits after "." # cut humidity to xx.xx if more then tow digits after "."
h_split = humidity.split(".") h_split = humidity.split(".")
if len(h_split[1]) > 2: if len(h_split[1]) > 2:
h_cut = len(h_split[1]) - 2 h_cut = len(h_split[1]) - 2
h_split[1] = h_split[1][:-h_cut] h_split[1] = h_split[1][:-h_cut]
humidity = h_split[0] + "." + h_split[1] humidity = h_split[0] + "." + h_split[1]
print("humidity after cut: " + humidity)
# Publish our data # Publish our data
client.publish(temperature_topic, temperature) client.publish(temperature_topic, temperature)
client.publish(humidity_topic, humidity) client.publish(humidity_topic, humidity)