68k

68000 CPU made by Toshiba in DIP package, as found on AES boards.

The 68k (AKA 68000, MC68000, 68HC000) is a 16bit big-endian CPU designed by Motorola, found in all NeoGeo systems as the main processor. It runs at 12MHz.

• 8, 32-bit data registers and 8, 32-bit address registers
• 7 interrupt levels
• 56 instructions
• 14 addressing modes

See overclocking.

Pinouts

DIP

File:68000DIP.odg

PLCC

File:Cd1 68k.jpg

The PLCC version.

File:68000PLCC.odg

Related pages

See 68k memory map, 68k interrupts, wait cycle, and programming references.

Datasheet

[Original datasheet]