Billus – Tech Blog

Hacking a Velux Remote with an ESP32-C3 Project // ESP32-C3 Super Mini · Rev A Automating a Velux wireless remote — solid-state, one chip. Wire an ESP32-C3 Super Mini across the three buttons of a Velux io-homecontrol remote so it can press ▲ STOP ▼ over Wi-Fi. No relays: a single quad optocoupler IC does all three buttons with full electrical isolation between the ESP32 and the remote’s coin-cell circuit. MCU ESP32-C3 Super Mini Switch IC LTV-847 quad optocoupler Buttons…

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For years I’ve been wanting to create the JS to render an animation of colour bands interacting with each other. It is based on a visual used between programs on BBC 2 years and years ago

Check it out here: devinci.chestnutcorp.co.uk/colour_bands/

After experiencing some issues with using Cline in VSCode, I thought it was about time that I checked out Claude Code instead. I’ve not been disappointed in the results. I was preferring the Anthropic models in cline anyway so from that point of view little has changed, but the workflow is very smooth and less edit problems than Cline was experiencing.

Check out this demo page: devinci.chestnutcorp.co.uk/colour_scheme/

I’ve created a online calculator for predicting how much energy a micro hydro could output.

devinci.chestnutcorp.co.uk/hydro/energy_prediction.html

ttnmapper.org/ github.com/ricaun/esp32-ttnmapper-gps // Set up the channels used by the Things Network, which corresponds // to the defaults of most gateways. Without this, only three base // channels from the LoRaWAN specification are used, which certainly // works, so it is good for debugging, but can overload those // frequencies, so be sure to configure the full frequency range of // your network here (unless your network autoconfigures them). // Setting up channels should happen after LMIC_setSession, as that //…

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This device can currently be flashed to tasmota with Tuya-convert. The advice on blakadder.github.io/templates/qs-wifi_D01_dimmer.html was great and suggested compiling tasmota with scripting and setting up the following script to get the dimming working gist.github.com/thxthx0/c22555f6ec25c3367264729a0ff74dce#file-wifi-dimmer-script-txt Once the device is all setup correctly a command can be issued via the Tasmota console to make it appear in Home Assistant, Enables MQTT discovery: SetOption19 1 Light brightness can now be fully controlled