solder station

find more info here:
http://e-homelab.flyvotech.com/index.php/2015/10/06/soldering-station/
or here:
https://debugginglab.wordpress.com/2014/10/30/soldering-station/

download source files on Github:
https://github.com/albert21martins/SolderingStation-master

you can see how the solder station works here:
https://www.youtube.com/watch?v=uHT_JV5KMJI&feature=youtu.be