Recent Projects

I just completed the design of the BRIDGEplate board which allows the use of any PC with a USB port to interact and control Pi-Plates.

Skip the Raspberry Pi and Use Your USB Port

5x7 RGB LED display using 2020 surface mount rgb addressable leds with the Arduino ATtiny microcontroller, chain-able on I2C control.

5x7 RGB led Display

harold-moore Harold Moore

Real-time chord detection, scales, harmonic fields, and progression analysis — running on an Arduino Uno to ESP32.

Gingoduino: Music Engine on a Microcontroller

saulo-verissimo Saulo Verissimo

A highly configurable, low-power current probe.

Battery-powered current sense amplifier

Miroslav Hancar

Turn a $15 ESP32-S3 into a universal MIDI hub: USB Host, BLE, Apple MIDI, OSC, ESP-NOW, DIN-5, USB Device, Ethernet, and MIDI 2.0

ESP32_Host_MIDI: The $15 Universal MIDI Hub

saulo-verissimo Saulo Verissimo

An open-source social and mobile robot powered by a local LLM on a Raspberry Pi. Working name for now is 'Eclipse'.

Eclipse: A Local LLM-Powered Mobile Social Robot

victor-lockwood Victor Lockwood

MCP server for InvenTree parts management tool

InvenTree MCP

A speed breaker used as a plastic bottle crasher that uses weight of the passing car instead of powered motor or compressor to crush bottles

Plastic bottle crashing speed breaker

anteneh-gashaw Anteneh Gashaw

A retro-microcomputer in a micro-package. Learn from the ground up, just like the pioneers. Has monitor editor assembler BASIC FORTH LISP...

1802 MemberChip Card

lee-hart Lee Hart

Built the tricorder I actually wanted in the field: one that warns, not just measures.

ATLAS

apollo-timbers Apollo Timbers

Compute like its 1981 - hex on a 6digit 7segment LED bubble display! (One of the) RetroChallenge 2021/10 "Winners"

A Retro-Authentic Microtronic - RC 2021/10 Winner

michael-wessel Michael Wessel

Automatic Test Fixture for testing CNC Controllers

Automatic Test Fixture

henrik-sorensen Henrik Sorensen

Add LTE-M, NB-IoT, DECT-NR+, and GNSS functionality to your MicroMod project

nRF9151 MicroMod Processor

christian-hirsch Christian Hirsch

An End-game ATMEGA2560-based board with dozens of features for development, data logging and research.

The "Everything" Arduino

Play your favorite songs using a custom mini electronic keyboard that lights up the notes!

Mini Piano Tutor

ritali-jain Ritali Jain

Simple Single Chip Computer running MCS BASIC-52 with wireless connectivity between PC or Phone. No external crystal, latch or RAM required!

Single Chip Computer