Z-Wave Firmware Updates in HASS

I may be a bit late to the story, but home assistant now has the ability to update Z-Wave device firmwares. This is good for keeping IOT devices more secure and eliminate bugs in the devices. The updates show up in the same list in the settings menu as add-on upgrades and home assistant core updates.

Z-Wave Firmware Updates in HASS

Though there isn’t much in the update details for my GE switches, the update did improve the responsiveness of the physical switch, now button press to light change is much faster (minimal lag) than before the update (maybe 500ms lag).

Using IKEA pm2.5 Air Quality Sensors in Home Assistant

I’ve been doing research on making some custom air quality sensors for inside and outside my house. The laser cutter is a main focus point for these as it would be nice to know how it affects air quality (and in the future, maybe activate an air filter based off the sensors readings). When I found out IKEA makes some simple air quality sensors that can be easily hacked using an ESP device, I decided to try it out.

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Using Z-Wave Groups vs Home Assistant Automations

I installed two Z-wave switches into my house that i wanted to be synchronized, turn on one light switch, have the other turn on too, and vice versa. I first created a home assistant automation that worked using Z-Wave JS to MQTT, this worked but had a lag of a few seconds. I was hoping to find a way to have less latency to make everything work, so in comes Z-Wave Group Associations.

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