Open-source boards designed in KiCad by bazsimarkus on GitHub, from 2 repositories. A board’s address here is its repository’s there.
bazsimarkus/a277d-led-tachometer
An analog LED tachometer controlled by an East German A277D chip (clone of UAA180), featuring an integrated ATtiny13A-based digital ignition pulse generator for testing.
bazsimarkus/avr-basic-sbc
An ATmega1284P-based single board computer with composite video output, PS/2 keyboard input, running Tiny BASIC.
bazsimarkus/avr-basic-sbc
An ATmega1284P-based single board computer with composite video output, PS/2 keyboard input, running Tiny BASIC.