# Motorola 68000

The chip that powers:

* [[:amiga|Commodore Amiga]]
* Sega Genesis
* Apple Macs from the 90s
* [[:quantel:paintbox|Quantel Paintbox]]

## Basics

* https://www.cs.utoronto.ca/~sengels/csc258/lectures/M68k_4up.pdf

## Internals

### Opcodes

* https://info.sonicretro.org/SCHG:68000_ASM-to-Hex_Code_Reference
* http://goldencrystal.free.fr/M68kOpcodes-v2.3.pdf

You can also see the size of an instruction in AsmPro:

* Debug the code
* The currently highlighted line's opcode in hex, instruction, and parameters will be the first line of the debug output at the bottom.

## Development

* [[:m68k:development:m68k_assembly_language|Assembly Language]]