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Last modified 2026-01-31

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Commodore VIC20

A picture of Commodore VIC20

SPECIFICATIONS

GENERAL
Type:8-bit home computer
CPU:MOS 6502A @ 1.02 MHz
Operating system(s):Commodore Basic 2.0
Memory:ROM: 16 KB
RAM: 5 KB (3583 bytes available for Basic program). Expandable to 32 KB
Power supply:9 VAC f(External PSU)
Current drain / power consumption:Max 25 W
Dimensions (W*H*D):404*75*216 mm (15.9*2.95*8.5")
Weight:? Kg (? lb)




I/O
Keyboard:Integrated
Graphics: Text: 22*23 characters
Graphics: 176*184 pixels, max 16 colors
Audio:3 voices and white noise
Storage: Tape recorder
Optional disk drive
External I/O ports:
Serial I/O:   ?
Game port:   ?
Cartridge slot:   ?
A/V out:   ?
Tape I/O:   ?
Other:




MISCELLANEOUS
Manufactured:1981-1985 (Discontinued)
Additional info: New price 1982 in Sweden: SEK 2499:-
New price late 1983 in Sweden: SEK 1995:-
Related documents:
Modifications and fixes:
Notable "ham" software:
Reviews:
Some options / Accessories:
C2N/1530
VIC-1010
VIC-1011A
VIC-1011B
VIC-1020
VIC-1110
VIC-1111
VIC-1112
VIC-1210
VIC-1211A
VIC-1510
VIC-1515
VIC-1525
VIC-1540
VIC-1541
VIC-1600
Tape recorder "Datasette"
Slot expander
RS-232C adapter
RS-232C adapter
Expansion chassis
8K RAM cartridge
16K RAM cartridge
IEEE-488 interface cartridge
3K RAM cartridge
Super expander, 3K RAM + Basic extension
Color monitor
Graphic dot matrix printer
Graphic dot matrix printer
5.25" floppy
5.25" floppy (VC-1541 in Germany)
VICModem, 300 bd
A picture of Commodore VIC20 motherboard