MOS 6502

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A MOS 6502 chip.

The MOS 6502 is an 8-bit microprocessor designed by Chuck Peddle and a team of engineers at MOS Technology. The processor was one of the most popular chips for home computers and video games from the 1970s through the 1980s.

I didn't start learning about the 6502 until after I began playing with the debugger of a NES emulator. There, I began teaching myself about 6502 Machine Language. I'm still quite terrible at it, but I can make simple changes to existing code.


There are about a couple dozen devices which use the 6502, but here are the most popular ones: