I was not able to use the CUL USB stick to control my Homematic thermostats. I read many posts about successful setup, but I tried for over a week. I got readings but was never able to peer the devices. Finally, I bought the original HM-USB stick and it works super fine. To read and… Read More »
Introduction In the previous posts, I explained my motivation and how to setup FHEM with a jeelink (v3) USB RF stick. Here I will describe how to connect the LaCrosse TX 29 IT temperature/humidity sensors to FHEM. Requirements FHEM setup jeelink (v3) LaCrosse TX 29 ITDH sensor Installation The jeelink adapter can only handle one… Read More »
Introduction In part one of this series of posts I described my general objectives. In this post, I will describe how to install FHEM on an ARM-based system and attach the wireless USB stick to communicate with the sensors and actors. Requirements In general, you can use any hardware. I recommend using an ARM-based system… Read More »