Largest memory peripheral for ZX81


This article was inspired by my question on Retrocomputing, on Stack Exchange, Largest memory peripheral for Sinclair ZX81? and turned into a list of links to vintage computing magazines.

BTW< I’m sure that there was a bigger than 64k memory pack available.

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Minimal AVR kit


Many moons ago, before I knew anything about Arduino, I bought a “minimum ATmega kit” from eBay, pretty much like this, DIY ATMEGA8 Minimum System Board ATmega48 ATMEGA88 Minimum System Board AVR Kit. It arrived, I built it, I put in in a box and forgot all about it until today, when I came across it.

But once you’ve made it how can you use it and what are the buttons for?

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EZ-code for ZXSpectrum


This question, How were the first ZX Spectrum games written?, got me thinking about how I used to code the ZXSpectrum, which was using assembler, via a BASIC program (not app) called EZ-code, which came from the excellent book by William Tang, Spectrum Machine Language For The Absolute Beginner. Then I found this question Where can I get the errata sheet for Spectrum Machine Language for the Absolute Beginner?

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