Category Projects

Building a Custom Low-Power ESP32 Dev Board

The idea behind this project was straightforward enough: build an ESP32 development board that could run for months on a single lithium cell. I wanted something genuinely low-power, not the usual development board drawing a couple of milliamps even when…

Making the ESP32 C3’s WiFi Great Again!

Introduction Several months ago I had a project idea that needed small, WiFi enabled, and cheap microcontrollers – lot’s of them! I immediately headed to AliExpress to find a bargain and was not disappointed to see ESP32 C3 Mini’s on…