The ZX80 screen flashed when you pressed a key. Yet they still managed to make g... | Hacker News

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		sys_64738 on Dec 15, 2021 \| parent \| context \| favorite \| on: ATX-80 – ZX-80 computer clone with ATmega8 process... The ZX80 screen flashed when you pressed a key. Yet they still managed to make games for it by doing cycle accurate delays to account for key processing.

Angostura on Dec 16, 2021 | [–]

The ZX81 did the same in "Fast mode". "Slow mode" actually kept the screen refreshed when buttons were pushed - amazing.

mzs on Dec 15, 2021 | [–]

indeed: http://www.fruitcake.plus.com/Sinclair/ZX80/FlickerFree/ZX80...

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