[Dominic Buchstaller] wished a neat, tidy entryway keypad that truly regarded good. Prime targets had been one thing slim, wi-fi, and with no seen screws. Dependency on the cloud was additionally a no-go. With few ready-to-go choices obtainable available on the market, he set about whipping up his personal.
The guts of the construct is an ESP32-C6 microcontroller devboard. This gadget has the good thing about together with Zigbee communication performance baked proper into the chip. It’s hooked as much as an MPR121 capacitive contact controller, which permits totally different segments of the touchpad PCB to behave as capacitive buttons for numerical entry. The quantity labels are instantly printed on the PCB solder masks, so there’s no overlay or different label required on prime. Energy is courtesy of a 1300 mAh lithium-polymer cell which supplies a helpful lifespan of six months between recharges. A easy 3D-printed case holds every little thing collectively and completes the clear and easy look. [Dominic] notes that it’s doable to additionally use the gadget by way of Matter or Thread with out loads of adjustments, because the ESP32-C6 can simply deal with these protocols, too.
When you’re on the lookout for an inexpensive, good-looking keypad on your Dwelling Assistant setup or comparable, you may discover this handy. We’ve explored DIY keypad entry programs earlier than, too. When you’ve provide you with another artistic strategy to get into your home, automobile, or financial institution vault, you should definitely notify us by way of the tipsline.
