ftp://ftp.funet.fi/pub/cbm/b/

The Commodore Model B computer was designed for serious business use, but it didn't do very well on the market.

Subdirectories

documents/
firmware@
Commodore Model B system firmware
schematics@
Commodore Model B Service Manual

Files

kernal610-new.zip 1998-11-24 33765
A modified kernal (version 3) for handling a 1541 connected to the Cassette port. The source code is in ca65 format, and the schematic diagram of the cable is included as a GIF file. Uploaded by the author, Ullrich von Bassewitz (uz@musoftware.de).
kernal610-orig.zip 1998-11-24 36124
A disassembly (in ca65 format) of the kernal version 3 with German comments. Uploaded by the author, Ullrich von Bassewitz (uz@musoftware.de).
moni610.zip 1998-11-24 19443
A small machine language monitor (with assembler and disassembler) and 1541 routines. Source code for ca65 and binaries included. Uploaded by the author, Ullrich von Bassewitz (uz@musoftware.de).
vt52emu.bin 1998-04-09 8192
 
vt52emu.readme 1998-04-12 564
Firmware of a Digital VT 52 terminal emulator cartridge.

Mirror sites: FUNET (ftp http) ibiblio.org (ftp http) – General information – File types – CD-R snapshots – Data transfer

cbm-adm@ftp.funet.fi