I have used an openHAB based home automation setup for several years now, and I am mostly happy with it … except in those very lazy moments where I just want to turn on a light, and wish I didn’t have to to pull my phone from my pocket, unlock it, open the openHAB app, navigate to the right UI page, and push a button. So … I decided it was time for voice-based interaction, Alexa style.Continue reading
I have several Raspberry Pies around the house, serving as voice interfaces (Rhasspy “satellites”), some of them also as media players using Kodi. They all have a ReSpeaker 2-Mics Pi HAT sound card, which contains two microphones and an audio output, connected to a small speaker.Continue reading
I wanted my voice interaction solution to be fairly independent from openHAB, in order to have the option to switch to a different home automation controller in the future. That drove my design decisions in how to couple Rhasspy and openHAB.
The solution also needed to extensible: I expect to add more openHAB items for lights and other gadgets in the future, and I don’t want to have to manually edit lists of expected voice command sentences every time I do that.
I implemented three kinds of voice interaction: voice announcements, voice commands and voice questions and answers.Continue reading
I needed a few text-to-speech announcement nodes dotted around the house, to work with my openHAB and Rhasspy based home automation system. The basic idea was to find a cheap, small speaker with decent audio quality for voice output, and drive it from an ESP32-based board with ESP32 Rhasspy Satellite firmware, or my fork of it.Continue reading