This Arduino board is bigger than your head, and it works

A YouTube builder shows off how he created an Arduino board that's 7x larger than the real thing... powered by a hidden ...
EDN

Short push, long push for sequential operation of multiple power supplies

In MCU-based projects, this design uses a single push button to switch on and switch off 5-V and 15-V supplies in sequence.
Hackaday

DIY Macropad Rocks A Haptic Feedback Wheel

Macropads can be as simple as a few buttons hooked up to a microcontroller to do the USB HID dance and talk to a PC. However, ...
Hackaday

Comparing A Clone Raspberry Pi Pico 2 With An Original One

Although [Thomas] really likes the Raspberry Pi Pico 2 and the RP2350 MCU, he absolutely, totally, really doesn’t like the ...
GitHub

Arduino library for DAC8550 SPI Digital Analog Convertor.

The DAC8550 is a SPI based 16 bit DAC with one channel. The library supports both hardware SPI as software SPI (bit banging). WARNING this library is not tested with real hardware yet. It is derived ...