GroveStream Output + D18S20 Light sensor (+Refactoring)

README.md

@@ -1,3 +1,14 @@
+Latest Version 8.10.2017
+========
+
+- BMP280 sensor added
+
+- GroveStream output added, since Xively is not open source neither free
+
+- DS18S20 sensor/temperature support added (see sensor configuration below)
+- Code refactored
+
+
 AirPi
 ========
 
@@ -145,6 +156,43 @@ FeedID=xxxxxxxxxx
 
 If you have registered with https://xively.com - you can add your API Key and Feed ID here.
 
+## Sensor Configuration
+
+### DS18S20
+
+In the sensors.cfg set the pinNumber for the temperature sensor.
+
+```
+
+[DS18S20]
+filename=ds18s20
+enabled=on
+pinNumber=4
+sensorName=DS18S20
+
+```
+
+#### Kernel-Version >= 3.18.3
+Open the /boot/config.txt
+
+```
+sudo vim /boot/config.txt
+
+```
+
+and append the following
+
+Notice: gpiopin is your pin number, same as in the configuration file!
+
+```
+dtoverlay=w1-gpio,gpiopin=4,pullup=on
+
+```
+
+Thx to Enrico, a German tech blogger:
+http://fluuux.de/2016/04/raspberry-pi-ds1820-temperatursensoren-auslesen/
+
+
 ## Running
 
 AirPi **must** be run as root.