Monthly Archives: March 2017

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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A picture says more than a thousand words

When I work out ideas, I sometimes draw things out on paper, or I use some test-images made in Paint.NET or whatnot. So I was thinking… my blog is mostly text-oriented, aside from some example images and videos. Perhaps I … Continue reading

Posted in Oldskool/retro programming, Software development | Leave a comment