/pub/cbm/firmware/computers/vic20/

Subdirectories

drives@
Disk drive firmware
schematics@
VIC-20 and VIC-20CR schematic diagrams
source@
VIC-20 ROM disassemblies

Files

basic.901486-01.bin 2009-08-18 8192
Commodore VIC-20 BASIC V2. The first and only version.

characters.901460-02.bin 2009-08-18 4096
Commodore VIC-1001 (Japanese VIC-20) character generator ROM.

characters.901460-03.bin 2009-08-18 4096
Commodore VIC-20 character generator ROM.

characters.DK_901460-03.bin 2015-11-16 4096
Commodore VIC-20 character generator ROM for Danish character set.

characters.NecP22101-207.bin 2009-08-18 4096
Commodore VIC-20 character generator ROM for Swedish/Finnish character set.

kernal.901486-02.bin 2009-08-18 8192
Commodore VIC-1001 (Japanese VIC-20, NTSC-M) KERNAL ROM.

kernal.901486-06.bin 2009-08-18 8192
Commodore VIC-20 KERNAL ROM, revision 6. Intended for NTSC-M systems.
Probably not the first revision. But not the sixth revision either,
since the BASIC ROM has the same part number.

kernal.901486-07.bin 2009-08-18 8192
Commodore VIC-20 KERNAL ROM, revision 7. Intended for PAL-B systems.
Probably the last revision.

kernal.DKB_901486-07.bin 2015-11-16 8192
Commodore VIC-20 KERNAL ROM, 901486-07 version patched for Danish keyboard and
character set.

kernal.NecP22081-206.bin 2009-08-18 8192
Commodore VIC-20 KERNAL ROM, 901486-07 version patched for Swedish/Finnish
keyboard and character set. Chip markings: NEC JAPAN P22489-207 /
D2364C 689 UE12 (Yes, it is a 8kb*8 mask-programmable ROM!).

kernal.differences 2009-08-18 1705
Lists the differences between the VIC-20 KERNAL ROMs 901486-06 and

vic20patchedkernalswe.bin 2010-08-14 8192
Fixes tape bug in Swedish Keyboard VIC-20s
901486-07.

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