Posts tagged "retrochallenge-october-2022"
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A Mini5 Hello World
Yes, it is finally time to sit down with the mini5HA again. My goal was to figure out how to make a working program for CP/M using its built-in assembler, and I wasn’t going to give up until I had at least a “hello world.”
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Roll the Tape
The NEC Bungo mini5 PWP-5SX Japanese word processor that I’ve been working on this month came with an instructional VHS tape explaining how to use its near-infinite multitude of features. Here’s how I captured that tape.
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NEC's Tetris Processor
Tetris is a classic time-waster, both in and outside of the office. What good is any computing device if it can’t play this game? Tokyo System House certainly thought so, and ported it to the NEC mini5 line of CP/M-based word processors. Let’s preserve it for future generations and then see what it’s like!
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The Case of the Dead Mini5SX
In order to get a copy of Tetris for the NEC mini5 series of word processors, I had to buy it along with a whole word processor set from the previous owner. This LCD-based mini5SX is sleek, attractive, surprisingly heavy, and broken. Very, very broken. Let’s see if we can fix up this grey beast, and dump its ROMs.
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Mini5 Word Crusher
Used Japanese word processors have been a tempting siren for me for years, but I’ve avoided them so far due to the huge shipping weight and my general illiteracy in the language. What if those word processors could run CP/M and had a CRT? Ah, now that’s a different story.