Protected: PSX Serial transfer
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ZX Spectrum colour clash on modern hardware
How to reproduce the classic ZX Spectrum colour clash using modern GPUs.
Protected: Hooking up an SD card to the RaspberryPi
There is no excerpt because this is a protected post.
Hacking Manic Miner – Part 2
In last week’s episode we loaded up the original ZX Spectrum Manic Miner snapshot, and started ripping level information from it. This week I want to extend this and lift the tile…
Hacking Manic Miner – Part 1
So, I thought it would be a nice little change of pace to do a little retro game hacking, and at the same time learn about binary files. Since most…
Hacking Manic Miner – Part 5
In this final post we're going to extract the last few bits for this demo, that of the graphics of Miner WIlly, his starting location, and the portal location.
Writing a ZX Spectrum Emulator in GameMaker
So if you followed my last emulator series, you’ll know that I built up a lot of caches of shapes (characters and sprites) on demand, and then drew them when…
CREATING A COMMODORE 64 EMULATOR IN GAMEMAKER – PART 5
In this part, I’m going to start looking at sprites, and see if there’s anything I can do in order to display “something” so I can better see games running.…
CREATING A COMMODORE 64 EMULATOR IN GAMEMAKER – PART 3
The next part deals with tracking down CPU bugs, and ways to log quickly, and we also take a look at C64 memory mapping.
CREATING A COMMODORE 64 EMULATOR IN GAMEMAKER – PART 2
A look at the 6502 CPU's flags and how to actually emulate CPU instructions in any emulator.