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by zamalek 3630 days ago
Hercules definitely rings a bell. The Wikipedia page[1] actually explains how the TSR [probably] worked, which seems to not be much as the Hercules seems to be quite elegantly designed.

[1]: https://en.wikipedia.org/wiki/Hercules_Graphics_Card#CGA_Emu...
1 comments
pantulis 3629 days ago
Well I clearly remember using an Hercules emulator with my SuperVGA card so that it could run some old DOS games, so the other way around also worked.
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