https://github.com/JChristensen/DS3232RTC

http://www.thebox.myzen.co.uk/Workshop/LED_Matrix.html

http://www.scheck-media.de/2013/10/12/steuere-spiegelreflex-mit-einem-raspberry-pi/

http://www.scheck-media.de/2012/06/11/erste-schritte-mit-dem-arduino-projekt/

http://www.ledhilfe.de/viewtopic.php?p=149569

http://www.mathias-wilhelm.de/arduino/beginner/schritt-5-jetzt-wird-es-bunt/

http://www.scienceexposure.com/coding/neopixel-led-controller-arduino/

http://arduinobasics.blogspot.de/2015/07/neopixel-playground.html

https://wwwvs.cs.hs-rm.de/vs-wiki/index.php/Internet_der_Dinge_WS2015/SmartPlant#Messmethode_2:_Kapazitiv

http://fam-haugk.de/giessautomat-fuer-pflanzen

Bausatz für Giess-o-mat Sensor https://www.mikrocontroller.net/topic/335407#new

https://www.ramser-elektro.at/produkt-kategorie/bausaetze-und-platinen/

http://forum.arduino.cc/index.php?topic=420688.150

ad20p-1230a (12V 4,8W).

Using 1602 LCD kaypad shield for Arduino

https://www.youtube.com/watch?reload=9&v=naSSiS_9rEw

Using LCD Displays with Arduino

https://www.youtube.com/watch?v=wEbGhYjn4QI

LCD SHIELD WITH KEYPAD FOR ARDUINO

https://www.youtube.com/watch?v=gAkc5LShEXY

Arduino LCD Menu Library - Coding Menus the Easy Way

https://www.youtube.com/watch?v=_4zCxL3suIQ

How to Set Up and Program an LCD on the Arduino

https://www.youtube.com/watch?v=Mr9FQKcrGpA&feature=emb_rel_pause

Arduino LCD Display Menu System Tutorial, Scrolling Menu, Changeable Variables for Projects

https://www.youtube.com/watch?v=Q58mQFwWv7c