A smart terrarium light for around $20
How I took a dumb LED ring and made it smart enough to schedule in just a few minutes.
IoT
Projector control: an update
Adding WiFi to a 15-year-old LCD projector using infrared instead
Projector control
Using serial (of course) to add WiFi to a 15-year-old LCD projector
Let there be light!
Stressing out my MQTT server with an RGB light bulb
IoT devices can have a little cloud, as a treat
Integrating devices with custom firmware into cloud ecosystems