Posted in 2022

Atari 800 Winter Solstice Celebration Demo

Every December, I try to make a little wintery demo to exercise one of 8bitworkshop’s platforms. This year, I chose the Atari 800 to test out the new native TypeScript emulator in 8bitworkshop. You can see the demo emulated here.

I revisted my Bally Astrocade “Happy 2020” Demo, which simulates falling snow. It uses pixel-level collision to simulate each falling particle, which creates neat little piles of snow and particles that ripple off the sides of obstacles.

Atari ANTIC Mode $F uses the GTIA chip to add additional modes beyond what the original CTIA chip provides. I used GTIA Mode 10, which is 80 x 192 pixels with nine different colors.

../_images/village3.png

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Displaying QR codes on 8-bit hardware

It’s often hard to interface the world of 8-bit computing with modern digital devices. These machines don’t have USB, Wifi, Ethernet, or anything resembling a modern interface.

It’s interesting to think about ways older machines can communicate with modern devices using only hardware of the era – even if it might be kind of convoluted. One of these methods might be via QR code.

A QR code is a two-dimensional pattern that encodes a short string of bytes or text – often a URL. These patterns can be printed on paper, or displayed on a screen. If you scan the pattern with your phone’s camera, it decodes the pattern, and displays the encoded text or URL.

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Mastodon and the Vintage BASIC Bot

Mastodon has gained popularity as an alternative to commercial social media, especially within the #retrocomputing community. Even 8bitworkshop is on Mastodon, so feel free to follow! Just post @8bitworkshop@oldbytes.space into your search bar.

One feature of the “other” social media network (affectionally known as “Birdsite” on Mastodon) is the presence of bots.

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8bitworkshop 3.10.0 Release

It’s been awhile since we had a proper IDE release. Here’s what’s new in 3.10.0:

New Atari PCS Emulator – The old Atari 800 emulator relied upon MAME, which was adequate but lacking in performance and debuggability. The new emulator is written in TypeScript, is cycle-accurate [1] and runs most cartridge-based games pretty well. It can even load certain well-behaved XEX files.

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