Problems using DHT22 on the same Openhab Pi

[Josar]

Some info to the exec binding for openHAB2.0

OpenHAB Exec Binding explained in detail on 433MHz radio transmitter example

This is a example thread to show how the exec binding 2.x works with detailed explanations. This tutorial only works since openHAB 2.3.0 Build #1212. I set up a fresh installation of “Raspbian GNU/Linux 9 (stretch)” and installed OpenHAB just followed my own thread and found some more information i missed at the first time. It is based on the Tutorial from here. First make sure you connect your transmitter with the Raspberry like follows. Have a look at the RPI pinout. Pin ATAD Data to 11 - …

Openhab2 RPI System Temperature and DS18B20 OneWire Chart with persistence

This tutorial is based on this, this, this and a lot of threads and tutorials i had to read till i got it working. I try to give a step by step Tutorial how to get a temperature chart with OpenHAB2 and the ExecBinding 2 using the RRD4J database for persistency. I will not explain everything in detail, please read this post to get an basic understanding of how OpenHAB works. And use the tutorials and the manual to get deeper insight of how the different parts work. Now to read out the CPU temp…

And a solution for the DHT22 which can be optimized but works.

How to show DHT22 stats on HAB panel

It works now I forgot to change the “Number” to “String”. Thank you so much for your help. So This is my solution now: items: String Temp "Temperature [%.2f C]" <temperature> {channel="exec:command:temp:output"} String Hum "Humidity [%d %%]" <humidity> {channel="exec:command:hum:output"} scripts: temp.py #!/usr/bin/env python2.7 import sys import Adafruit_DHT sensor = Adafruit_DHT.DHT22 pin = 18 humidity, temperature = Adafruit_DHT.read_retry(sensor, pin) if humidit…