mqu

#!/usr/bin/ruby
# encoding: utf-8

# author : Marc Quinton, april 2015
# name : rvitalk : ruby P300 protocol implementation to handle IO to Viessmann heating systems
# object : connect to a Viessmann heating system via Optolink adaptator to query internal values.
# version : 0.5 - added write mode for commands, P300 constants,
# requirements : ruby >= 2.1, ruby-serialport, a serial USB optolink adapter, a Viessman heating system.
# licence : MIT
# links : http://openv.wikispaces.com/vcontrold ; https://gist.github.com/mqu