Recent Projects

A retrosystem based on the elegant 8/16 bit 6809 processor capable of running UniFLEX and OS9 level II multiuser/multitasking OS

6809/6309 Eurocard CPU System

roelof4 roelof4

DIY 12V LiFePO4 UPS for Home Assistant Green and Xfinity XB7 modem. Victron BP-65 LVD, MOSFET ideal diode, 13.3V float, Shelly Plus Uni

DIY UPS for Home Assistant Green & Xfinity XB7 Mod

bill-collis Bill Collis

Modular, lightweight Hardware-in-the-Loop (HIL) testing framework for embedded systems with report generating features.

Py-Micro-HIL

Mini-PI Media Server for use on home network or as a wifi access point to stream media from

Mini-PI Media Server

If you’ve ever left your workshop wondering “Did I really turn everything off?”, this project is for you.

Workbench Power Manager

jeroen-brinkman Jeroen Brinkman

A lightweight, cross-platform and user-friendly Modbus RTU sniffer tool with a graphical interface.

ModbusSniffer

All the instructions laid out in systematic manner

Instruction Set for ECM-16/TTL homebrew cpu

16 bit Computer made from ttl logic chips

ECM-16/TTL homebrew computer

Button field 35 buttons. Normal mode - control. Symbol and service character modes are called by holding one of the function buttons.

Reflections on the Portable HMI - 2

slpostmann Sl_Postmann

Using 5 cheap BJT (BC547) I built a small, cheap and easy class C QRP amplifier for HF bands.

1-30 MHz 0.5-1W class C amplifier

The extension board with switches, buttons, leds, VGA output and interface to 5V logic.

Evaluation board shield for Tang Nano 9k FPGA

A modular analog computer. The modularity makes the system scalable and flexible.

Modular analog computer

marco-m Marco M

Shoulder mounted canon from the predator movies featuring a head tracking system.

Predator Mask and Shoulder Canon

ivoidwarranties I_void(warranties)

This is a feature creep that wouldn't just go away. This project is a CLI tool for GreenPAKs using the offical GreenPAK Serial Debugger.

Open-source GreenPAK CLI tool + GSD driver

anders-helgesson Anders Helgesson

A 13-DOF bionic robot dog with ESP32 & Pi 4B. Supports ROS, OpenCV, and Inverse Kinematics for lifelike movement. Developed by XiaoR Geek.

XR Corgi: AI Vision Quadruped Robot Dog

alisawu alisa.wu

This is another camera body based on Raspberry Pi HQ Cam

JDC34 Camera

jacob-david-c-cunningham Jacob David C Cunningham