Building a simple 8-bit computer is a great way to understand computing fundamentals, but there’s only so much you can learn by building a system around an existing processor. If you want to learn ...
This is a diagnostic ROM for testing RAM in an IBM PC/XT computer or clone. It is used by temporarily replacing the BIOS ROM in your machine with this code programmed onto an EPROM chip, which will ...
When you think of tiny microcontroller boards, you probably think of a modern surface mount processor. Not [Andreas Jakob]. His 5×5 cm keychain computer rocks a 6809 CPU at a blistering 1 MHz or, if ...
I remade the Nintendo GameBoy digital oscilloscope by Steve Willis from Elektor October 2000... in 2021. I remade the Game Boy digital oscilloscope (GBDSO) by Steve Willis from Elektor October 2000 ...
I built the shortboard for my C64C with EXROM enabled via TL866ii, programmed and installed 27C512 and configured at power on for my configuration (4th option). Kernal switching works by pressing ...
Going through our archives we discovered that it’s been almost ten years since we published an EPROM emulator. The version we propose in this article should meet today’s demands of hobbyists wishing ...
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