Tag Archives: retroprogramming

Putting the things together

So, over time I have discussed various isolated things related to 8088-based PCs. Specifically: Using the latched property of the 8253 programmable interval timer to be able to adjust the interval without any jitter/skew, so you can use it as … Continue reading

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Any real-keeping lately?

The 5-year anniversary of my inaugural ‘Just keeping it real’-article came and went. Has it been that long already? It’s also been quite some time since I’ve last written about some oldskool coding, or even anything at all. Things have … Continue reading

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That’s not Possible on this Platform!

The past year-and-a-half have been quite interesting. First there was the plan to form a team and build a demo for the original IBM PC with CGA. We weren’t quite sure where it would lead at first, but as the … Continue reading

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PC-compatibility, it’s all relative

Update 21-12-2015: I have updated some of the information after testing on an AT with old Intel 8259A chips, and added some extra information on EISA and newer systems. I would like to pick up where I left off last … Continue reading

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Latch onto this, it’s all relative

Right, a somewhat cryptic title perhaps, but don’t worry. It’s just the usual 8088-retroprogramming talk again. I want to talk about how some values in PC hardware are latched, and how you can use that to your advantage. Latched values … Continue reading

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Just keeping it real at Revision 2015

The demo I have made together with Trixter, reenigne, VileR, coda, virt and Phoenix has won the oldskool compo at Revision 2015: I will discuss some of it in more detail at a later time. Trixter has already done a … Continue reading

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Test Drive’s pixelized transition effect

Today I want to talk about the transition effect in the game Test Drive from 1987. The effect will switch from one image to the next by replacing it pixel for pixel in a somewhat randomized pattern: I discussed this … Continue reading

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