Commodore Vic 20 NTSC
Photo 1: Evan-Amos, public domain, via Wikimedia Commons (Commodore-VIC-20-FL.jpg)
Home computer, 1981, Commodore. VIC-20 in the North American NTSC version, with the 6560 VIC chip and the RF modulator for US television channels 3 and 4. The VIC-20 was the first computer to sell a million units.
| Years | 1981 to 1985 |
|---|---|
| Manufacturer | Commodore Business Machines (US) |
| Processor | MOS Technology 6502 at 1.02 MHz |
| RAM | 5 KB (3.5 KB available to BASIC), expandable to 32 KB |
| ROM | 20 KB (BASIC 2.0 and KERNAL) |
| Graphics and sound | VIC chip 6560 (NTSC), 22 x 23 text, 176 x 184 pixels, 16 colours, 3 voices plus noise |
| Storage | Datasette 1530, 1540/1541 floppy disk drive |
| Ports | control port, expansion port, serial bus, user port, cassette port, RF and audio/video output |
| Operating system | Commodore BASIC 2.0 |
| Price (1981) | US$299.95 |
Documentation
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