Tag Archives: 8088

Just keeping it real at Revision 2019

I visited Revision again this year. And I took my IBM PC/XT 5160 with me. And I made a quick release. That release was a plan that I’ve had for a while, and which I mentioned in my previous blogpost: … Continue reading

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The IBM Music Feature Card and Yamaha FB-01

This has got to be one of the most obscure pieces of hardware I have covered so far. A sound card for the IBM PC, released in 1987. And by none other than Big Blue themselves! I am talking about … Continue reading

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The DreamBlaster S2P: General MIDI from a parallel port

In the interest of catching up, here is the second blog that is long overdue. I want to talk about the DreamBlaster S2P from Serdaco. I received mine over a year ago, and it actually was an early prototype. The … Continue reading

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Keeping it real for Outline 2018

It’s been a while, but I’m back. Or at least, I hope to have some more time to blog again from now on. And not just to blog, because many of my blogs are the result of experimentations with software … Continue reading

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Putting the things together, part 2: MIDI and other problems

Remember a few months ago, when I explained my approach to playing VGM files? Well, VGM files are remarkably similar to Standard MIDI files. In a way, MIDI files are also just time-stamped captures of data sent to a sound … Continue reading

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DMA activation

No, not the pseudoscience stuff, I am talking about Direct Memory Access. More specifically in the context of IBM PC and compatibles, which use the Intel 8237A DMA controller. For some reason, I had never used the 8237A before. I … Continue reading

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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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