Fudging It
I showed off BMOW to an old college friend the other day. He and I did all the digitial electronics labs together at MIT, where I learned what little I know about how to build a computer. Sadly, he seemed…
The original BMOW: a custom-designed, hand-built 8-bit CPU and computer.
I showed off BMOW to an old college friend the other day. He and I did all the digitial electronics labs together at MIT, where I learned what little I know about how to build a computer. Sadly, he seemed…

It’s been a month since my last update, but BMOW and I are back from the dead, and better than ever. I even have some progress to report with MSBASIC! That’s pretty crazy when you consider that BMOW and I…

A picture tells the story here: It’s BASIC! And not just any BASIC– it’s the venerable Microsoft BASIC that I remember fondly from the Apple II, Commodore 64, and other machines of that era. The version shown here is a…
Yesterday was the 1 year anniversary of the first BMOW journal entry, which described the CPU architecture design that I’d worked out on paper. The planning phase grew from there, and lasted several months. The first wires in what would…
I’ve started looking at getting BASIC working on the machine. At first I thought I might need to reverse engineer an existing 8-bit BASIC from the ROM image, or write my own, but then I found something much better. These…

Microchess for BMOW is now a full-fledged graphical program, instead of a text-mode program using ASCII art for the board. It was pretty easy to do, fortunately. I wrote a stand-alone routine to draw the board graphics using the existing…
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