MOS 6502 Microprocessor

PaulW.XYZ / Notes / MOS 6502 Microprocessor

Last updated: October 30th, 2023 at 4:18 A.M.

Name	6502
Introduced	1975
Data Width	8-bit
Address Width	16-bit
Endianness	Little
Registers	8-bit A, X, Y, Stack. 16-bit PC
Package	40-pin DIP
Instruction Count	56

Addressing Modes

Implied
Immediate
Absolute
Indexed Absolute
Indexed Zero-Page
Relative
Accumulator
Indirect, X
Indirect, Y

Docs

Notable Usage (includes variants)

Nintendo Entertainment System
Atari 2600
Apple II
Commodore 64
BBC Micro