# Simulate a ZX-Spectrum (8 bit machine!) screen loading using JavaScript

**URL:** <https://discourse.processing.org/t/simulate-a-zx-spectrum-8-bit-machine-screen-loading-using-javascript/20523>\
**Category:** Gallery\
**Created:** [May 5, 2020, 11:24pm UTC](https://discourse.processing.org/t/simulate-a-zx-spectrum-8-bit-machine-screen-loading-using-javascript/20523 "2020-05-05T23:24:44Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![codeguppy](https://yyz2.discourse-cdn.com/flex036/user_avatar/discourse.processing.org/codeguppy/32/8322_2.png) [@codeguppy](https://discourse.processing.org/u/codeguppy)\
**Post date:** [May 5, 2020, 11:24pm UTC](https://discourse.processing.org/t/simulate-a-zx-spectrum-8-bit-machine-screen-loading-using-javascript/20523/1 "2020-05-05T23:24:44Z")

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Did you use any 8 bit computer like Commodore 64, Apple II, ZX-Spectrum?  
Those were fun machines!

Remember those times with this small JavaScript program that simulates how a ZX-Spectrum used to load a screen… 6912 bytes in length!

[https://codeguppy.com/code.html?t=zx\_animated](https://codeguppy.com/code.html?t=zx_animated)

 ![zx_greetings](https://canada1.discourse-cdn.com/flex036/uploads/processingfoundation1/original/2X/b/b840af27270c4e2bf1b3e215e0a68837244ae7d5.gif)

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**Author:** ![jeremydouglass](https://yyz2.discourse-cdn.com/flex036/user_avatar/discourse.processing.org/jeremydouglass/32/20_2.png) [@jeremydouglass](https://discourse.processing.org/u/jeremydouglass)\
**Post date:** [May 6, 2020, 3:10am UTC](https://discourse.processing.org/t/simulate-a-zx-spectrum-8-bit-machine-screen-loading-using-javascript/20523/2 "2020-05-06T03:10:51Z")

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Split this topic on May 6, 2020, 3:10am UTC

A post was merged into an existing topic: [Processing web sketch embeds on this forum](https://discourse.processing.org/t/processing-web-sketch-embeds-on-this-forum/19097/18)