Browse hardware designs
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Public designs
manage a button matrix tailored for sim racing setups. The system uses I2C communication, where the Arduino Micro acts as the master and the ATmega328P functions as the slave
基于HPM5301芯片的开发板
as FreeEEG32 plus alpha1.5 test passed, FreeEEG32 project changed to beta version
Arduino Mega shield for controlling part feeders for Open PNP
A simple CPU built entirely from 74xx-series NAND gates
Hardware for OSLUV open source high voltage excimer lamp driver/ballast intended for 222nm KrCl excimer lamps
Quadcopter flight controller based on STM32G4 with IMU (ICM-468-P), barometer (DPS-386), OSD (MAX7456) and 32MB flash memory for blackbox logging — running Betaflight.
Open source Game Gear replacement screen mod based on the RP2040.
A through-hole mechanical numpad with an extra row to match the Mysterium keyboard
Various PCB projects, mostly in KiCad
BornHack Badge 2022
An Apple II Language Card. Based on a design by iz8dwf
Replacement PLL PCB for Bosch KF83/KF163/KF453 radios
Hardware Repository for XRTL Remote Lab
A BadUsb with a few design additions for tech teams.
Numpad with macropad column (codename: Ahoy!)
36-key monoblock split ortho keyboard
Relay 24V/100A + fuses to power Reachy 2