Recent Projects

Projects which are using ESP32 microcontroller

How to use ESP32 in your Projects?

A USB-C PD Sink up to 140 W, 28 V, 5 A based on the Diodes Inc. AP33771C USB PD Controller

USB-C PD 3.1 EPR Power Delivery Sink - AP33771C

A DIY optical instrument that exploits thin-film interference and projection for ambient lighting (without using any digital technology)

Maelstrom Lamp: Analogue Interference Light Art

michele-lorenzi Michele Lorenzi

Standalone S/PDIF TOSLINK recorder writing bit-perfect WAV to microSD

S/PDIF TOSLINK WAV Recorder

Classic arcade with all the latest technological advancements, ready for the classics. Enjoy!

THE ULTIMATE MINI ARCADE

srrubio SrRubio

Help Pico W to brew a shot.

oximite - rust espresso control

Big Beautiful Trump Card

BBTC

jacques-pelletier Jacques Pelletier

Synthetic piano

lion-mclionhead lion mclionhead

Playing NTSC composite video on a TV using Sony Spresense's 192kHz 24bit HiRes Audio DAC — no code changes, just a WAV file.

Spresense Audio Jack as NTSC Video Output

Moving development to the RISC-V series of MCUs

A RISCy move

ken-yap Ken Yap

A 7-channel open-source EEG development kit that combines a dry-electrode headset, ADS1299 chip and AI agents

NeuraDock: A Hackable 7-Channel EEG Workstation

Air Sense is a smart IoT air purifier that monitors indoor air quality in real time and automatically removes harmful pollutants

AirSense - the Smartest DIY Air Purifier

next-builder Next Builder

Featuring inbuilt monitor mount and dual backrests

Hexagon Bed for a 220 cm Mattress

kelvina kelvinA

A PCB business card that functions as an audio visualizer, frequency spectrum analyzer, and customizable display.

Audio Visualizer Business Card

Pocket-sized 240W lab supply! Leverages USB-PD 3.2 EPR for adjustable 48V/5A output.

PD240W

theo-heng Theo Heng

Your companion for (vintage) computer experiments. Display 8 bits using blinkenlights. Learn about logic and see how number systems work.

8-bit Workbench: a retro experimentation platform!