Tag Archives: Commodore 128D

Thematic path of the 70s, 80s, 90s, Commodore, CBM, article cover, ValorosoIT

Commodore and Amiga: a journey from the '70s to the '90s

Welcome to ValorosoIT! 🎉 Today I invite you to embark, with me, on a real journey through time, exploring the thematic path I have set up, mainly dedicated to the history of Commodore electronic devices. It starts from the 70s, to arrive [...]

Commodore 128D, C128D, CBM 128D, plastic case, plastic case. Technical characteristics of the Commodore 128D CPU MOS 8502 at 2 MHz in 80-column mode or at 1 MHz in 40-column mode (or even in C64 mode) Zilog Z80 at 4 MHz for CP/M+ operating system (although, due to hardware limitations, the throughput is as if it were 2MHz) ROM, in C128 mode: BASIC 7.0: 32 kB Screen editor: 4 kB I/O and character map: 4 kB KERNAL and hexadecimal monitor: 8 kB ROM, in C64 mode: BASIC 2.0: 8 kB I/O and character map: 4 kB KERNAL and screen editor: 8 kB RAM: 128 kB divided into 2 banks of 64 kB Video chip: MOS VDC (in 80-column mode, C128 and CP/M) MOS VIC-II (in 40-column and C64 mode) Audio: MOS SID Keyboard: extended to 92 keys, with numeric keypad Software included in ROM: BASIC 7.0 (C128 mode) BASIC 2.0 (C64 mode) Storage media: internal floppy disk drive, Commodore 1571, 5.25" Expansion ports: 1 Serial IEC 1 User Port 1 Expansion port (for Commodore 64 cartridges) 1 Audio/Video (CVBS and S-Video composite video, for connection to monitor 40 columns) 1 RGBI (connection to monitor 80 columns) 1 Antenna (RF connection to TV) 1 Datassette port (cassette player) 2 Joystick ports 1 Keyboard connector

Commodore 128D

The Commodore 128D is an 8-bit personal computer produced by Commodore Business Machines between 1985 and 1989. It is also known as C128D and CBM 128D. It has the same features as the Commodore 128, but has a case [...]

Power on and Test Commodore 128D, German keyboard

Commodore 128D 100% NOT tested, does it work?

I present to you my “new” 100% NOT tested Commodore 128D, which I purchased on eBay. Shall we try it? In your opinion, will it work? Purchase of the Commodore 128D 100% NOT tested I happen, from time to time, to buy some vintage computers for […]