Commodore VIC 20
Photo 1: Evan-Amos, public domain, via Wikimedia Commons (Commodore-VIC-20-FL.jpg) Photo 2: Sven.petersen, public domain, via Wikimedia Commons (4860 - VIC-20 Mainboard.JPG)
Home computer, 1981, Commodore. The VIC-20 was the first computer of any kind to sell one million units and reached 2.5 million: an inexpensive colour home computer with a full-size keyboard, sold in department stores and famously advertised by William Shatner.
| Years | 1980 (Japan) / 1981 to 1985 |
|---|---|
| Manufacturer | Commodore Business Machines |
| Processor | MOS Technology 6502 at 1.02 MHz (NTSC) or 1.108 MHz (PAL) |
| RAM | 5 KB (3.5 KB available to BASIC), expandable to 32 KB via cartridges |
| ROM | 20 KB (BASIC 2.0 and KERNAL) |
| Graphics and sound | VIC chip 6560/6561, 22 x 23 text, 176 x 184 pixels, 16 colours, 3 square-wave voices plus noise |
| Storage | Datasette 1530, 1540/1541 floppy disk drive via the serial bus |
| Ports | control port, expansion/cartridge port, serial bus, user port, cassette port, RF and audio/video output |
| Operating system | Commodore BASIC 2.0 |
| Price (1981) | US$299.95 |
