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Design and Test of a Custom Ultra-Low Power ESP32-S3 Development Board
There’s no shortage of ESP32 boards on the market, but very few are built with power efficiency in mind.…
Read MoreDesign and Test of a Custom Ultra-Low Power ESP32-S3 Development Board
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…
Bargain Soldering Irons: Are Any of Them Actually Worth It?
I keep seeing ultra-cheap soldering irons on AliExpress and wondered if any are good enough for beginners or hobbyists.…
Tiny WORDLE game to test touch capabilities of the Lilygo T-Display-S3
The LilyGo T-Display S3 TOUCH is a fascinating little development board that combines an ESP32-S3 microcontroller with a bright…
Blown away by a $1 Logic Analyzer from AliExpress!!
If you’ve ever tried to debug why a microcontroller won’t talk to a sensor, you’ll know how frustrating digital…
ESP32 on cheat mode – idea to working prototype in just 1 hour!
When working with electronics, going from an idea to a functioning prototype usually weeks. Designing schematics, sourcing libraries, writing…
Which ESP32 development board is the best for wireless connectivity?
Introduction In a recent YouTube video I looked at how to improve the WIFI performance of cheap ESP32 C3…
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…
DJI drone battery repair using Arduino – works with Spark, Mavic and others!
Introduction So a few months ago I dusted off my trusty DJI Spark that had not been used in…
Hacking the XIAOMI Mijia Bluetooth Thermometer 2
Introduction I’ve recently setup a Home Assistant server in my house, it’s great! It allows me to control various…
