See below for specifications and information on this system.
Specifications and information
| Introduced: | 1985 |
| Original Price: | |
| CPU: | Dual 6502, Z-80 |
| Memory: | 128K RAM |
| Operating System: | ROM BASIC, CP/M, GEOS |
| Input/Output: | (128D version) Separate keyboard; built-in 1571 floppy disk drive; serial port; composite video output; RGB monitor output; C64 serial bus |
| Resolution: | 40/80 column text |
| Bus: | N/A |
| Other Items in Collection: | Some software |
| Items Needed: | CP/M, documentation |
The Commodore 128 ran in three different modes: C128 mode, C64 mode, and Z-80 (CP/M) mode.
This particular version is the 128D which is a two-piece system with separate keyboard. It includes a built-in version of the Commodore 1571 floppy disk drive. The regular Commodore 128 system had a built-in keyboard and used an external, optional floppy drive.