Door automation in an electronic box near the entrydoor. It can controls the door, the light and the motiondetectors. It is also connected to the security system.
Homematic with RPI-RF-MOD
Installing a smarthome central on a raspberry pi with Debian Buster using the software debmatic and the hardwaremodul from ELV called RPI-RF-MOD. My smarthome devices are mostly from Homematic but i can use nearly everything while using debmatic.