/pub/cbm/vic20/roms/tools/4k/

These tools are 4kB or smaller cartridges. Instructions for these tools are welcome.

Files

Basic-v4.prg 1998-09-23 4098
Commodore BASIC 4 for the VIC-20. Extends the normal BASIC with disk handling commands and a very primitive machine language monitor (invoked with the MONITOR command).
Buti Toolkit.prg 1997-08-03 4098
A 4kB BASIC utility cartridge. Commands: APPEND, AUTO, DELETE, DUMP, EDIT, FIND, HELP, KILL, OFF, RENUMBER, REPEAT, STEP, TRACE, UNNEW, VIC.
Cassette Turbo.prg 1997-05-10 4098
A tape speeder. Commands: HELP, AUTO, TRACE, RENUMBER, DELETE, FIND, DUMP, CMERGE, CLOAD, CVERIFY, CSAVE, RESET and KILL.
Combasic.prg 1997-08-03 4098
Combasic © 1982 by S. Klandt. A 4kB language expansion. SYS45056 to start. Keywords: SUB, PUT, HEX, COPY, DEZ, SET, CURS, CLINE, REST, INIT, INSTR, LIM, LINE, SRT, OFF, PRT, STAY, SIM, MOVE, SEI, CLI, USER, WR, NOSTP, GTSTR, EXEC, SAV, FLINE, AINST, STACK, ERR, IRQCL, HELP, MEM, :, LOD.
HesMon-orig.prg 1997-07-14 4098
 
HesMon.prg 1997-07-14 4098
A machine language monitor by HES.
Hires Toolkit.prg 1997-08-03 4098
Another 4kB BASIC expansion. SYS45056 to start. Keywords: AU$, DEH, DUMP, FIND, HELP, OFF, RENUMBER, TRACE, DRAW, LINE, PUT, FILL, SET, RESET, INVERT, POT, CLEAR, TEXT, GRAPHICS, CIRCLE.
Monitor-sys24576.prg 1997-05-10 4098
Machine language monitor, SYS 24576 to start. No instructions either, but has the usual monitor commands.
Programmer's Aid-sys28681.prg 1996-11-27 4098
A utility cartridge for BASIC programmers. Defines some BASIC commands on the function keys. AUTO, RENUMBER and other goodies. The cartridge does not work if it is copied to RAM and the BASIC interpreter is using the $7000-$7FFF area.
Rabbit-sys38912.prg 2002-09-22 2050
A tape fastloader. The ROM is mapped to an uncommon area, $9800-$9fff. After SYS38912, the commands *L (load) and *S (save) work in direct mode, in the beginning of the command line.
Rabbit.txt 2002-09-22 1415
A description of the Rabbit tape format.
Screenmaster.prg 1997-05-10 4098
Another basic extension.
Super Expander.prg 1997-05-10 4098
Vic 20 Super Expander (without the extra 3 kB RAM, of course). A BASIC extension with graphics and sound commands. May need the 3kB expansion to run. Supports also 8kB or more expansion memory. Autostart, starting address $A000. Only 4 kilobytes.
VicTool.prg 1997-08-03 2050
A 2kB BASIC utility cartridge. SYS45056 to start. Keywords: AU$, AUTO, DE?, DUMP, FIND, HELP, OFF, RENUMBER, TRACE.
Vicmon-2-6000.prg 1997-05-10 4098
Vicmon, a machine language monitor. SYS24576 to start. A slightly different version.
Vicmon-2-b000.prg 1997-05-10 4098
Vicmon, a machine language monitor. SYS45056 to start. A quite different version.
Vicmon-2000.prg 1997-05-10 4098
Vicmon, a machine language monitor. SYS8192 to start.
Vicmon-6000.prg 1997-05-10 4098
Vicmon, a machine language monitor. SYS24576 to start.
Vicmon-b000.prg 1997-05-10 4098
Vicmon, a machine language monitor. SYS45056 to start. Can be used simultaneously with the Super Expander ROM.
Victerm 40.prg 1998-02-05 4098
A prototype of a terminal program cartridge for the VIC-20. The cartridge label and the EPROM window sticker call it the "latest Victerm 40". The copyright message in the code says 1982.

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