| GENERAL |
| Type: | 8-bit home computer |
| CPU: | MOS 8502 @ 1-2 MHz & Zilog Z80A @ 4 MHz |
| Operating system(s): | Commodore Basic 7.0 and CP/M 3.0 |
| Memory: | ROM: 72 KB
RAM: 128 KB (2*64 KB banks). Expandable to 512 KB |
| Power supply: | Mains |
| Current drain / power consumption: | ? W |
| Dimensions (W*H*D): | ? mm (?") |
| Weight: | ? Kg (? lb) |
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| I/O |
| Keyboard: | External |
| Graphics: |
"VIC-II" - MOS 8564 (NTSC) / 8566 (PAL)
Text: 40*25 characters
320*200 pixels
160*200 pixels
16 colors. Sprites
"VDC" - MOS 8563 (RGBI)
Text: 80*25 or 80*50 characters
640*200 pixels
640*400 pixels
320*200 pixels
16 colors. Blitter
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| Audio: |
"SID" - MOS 8580
3 voices, multimode filter, 3 ring modulators. Stereo
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| Storage: |
Tape recorder
Integrated 5.25" floppy drive, 340 KB (A modified 1571D)
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| External I/O ports: |
| Keyboard: | ? |
| Cartridge slot: | ? |
| RF out: | ? |
| A/V out: | ? |
| RGBI out: | ? (80 column) |
| Floppy I/O: | ? |
| Printer port: | ? |
| Tape I/O: | ? |
| TTL-RS232: | ? |
| User port: | ? |
| Game ports: | Two ? |
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| Other: | Mouse option |
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| MISCELLANEOUS |
| Manufactured: | 1985-1989 (Discontinued) |
| Additional info: |
Commodore's last commercial 8-bit machine, which was able to run in three
different modes: C128 mode, C64 mode and CP/M mode.
This first version of 128D was housed in a plastic case and was not released
in the USA because it failed the FCC regulations for RF emissions.
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| Related documents: |
AEA Doctor DX (DDX-64): User manual (113 KB, in swedish)
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| Modifications and fixes: | |
| Notable "ham" software: |
C64 mode: Digicom 64 - Packet TNC software for simple modem
C64 mode: Doctor DX - CQWW CW contest simulator (By AEA)
C64 mode: Doctor QSO - CW ragchew simulator (By AEA)
C64 mode: MBA-TOR - ASCII/CW/RTTY/AMTOR software (By AEA)
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| Reviews: | |
| Some options / Accessories: |
1084S
1570
1571
1581
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Color monitor, 14"
5.25" floppy drive, single sided
5.25" floppy drive, double sided
3.5" floppy drive
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