Check the datasheet before you solder.

ESPHome is the sole reason I was able to build several ESP32 smart sensors without losing my patience ...

MAN, and PlayStation Classic, the next one I chose was the Mega Drive. However, this time, things were different from before. The console size is 280(W) x 212(D) x 70mm, which is quite large even for ...

Introduction Talkie Toaster is a character in the BBC sci-fi comedy Red Dwarf. He is an AI Toaster whose purpose in life is ...

As I begin writing on note, I wanted to start by looking back at my history with electronics.My electronics journey began with Gakken's "Electronic Blocks."Elementary school science classIn elementary ...

Handheld AM / FM / SW receiver on ESP32-S3 and SI4732. SSTV, Morse, RSSI homing, and a web remote. Fennec started because every SI4732 radio project I looked at did the exact same thing. Small screen, ...

You want Retro? We did, when we started our retrocomputing challenge. [Peter] decided that transistors weren’t retro enough, and sent us this lovely homebrew relay computer, complete with 16- bit CPU, ...

A slick spectrum analyzer used to be the kind of thing that would have been tricky to include in a DIY project, but as [Mirko “mircemk” Pavleski] demonstrates, a modern microcontroller ...

Arduino library for GC9107 SPI TFT displays—supports hardware/software SPI, rotation, scroll, bitmaps, fonts, power modes, and advanced graphics.

Getting custom PCBs made, for example, is already a few steps up from just shoving things into a breadboard – although the latter is how Adam said he started on this project in a chat with PetaPixel.