256 KB internal function ROM expansion for Commodore 128, 128D, 128DCR.
1 ROM = 32 KB. 1 EPROM = 8 ROM contents. ROM selection with 3 switches.
Plug the EPROM (27C020 or compatible, 32 pins) to the empty U36 socket (27C256 or compatible, 28 pins), EPROM pin 16 = U36 socket pin 14.

ROM list:
1-- Servant 4.84, start reset.
Manual: http://www.scribd.com/doc/4711978/The-Servant-for-the-Commodore-128
1541, 1570, 1571, 1581, 1750 REU, assembler, word processor.

2-- Keydos, start ALT+reset.
Manual: http://cottonwoodbbs.dyndns.org/wiskow/keydosdoc.txt
Compiler, Ramdos (512 KB 1750 REU), diskmon, 1 drive copy, 1581 partitioner, 1571.

3-- Superchip A. HELP key menu:
F1 = Nibbler.
F2 = GO64:Load":*",8,1
F3 = File Copier
F4 = Seq file reader
F5 = Terminal
F6 = Screen Dump
F7 = Sector editor
F8 = Dload

4-- Turbo assembler. Start CTRL+reset. Turbo Illasm V3.0 - Lynchbit IN 1996.
Manual: http://www.fairlight.to/docs/text/tass_docs.html

5-- Superchip B, start CTRL+reset.
Manual: http://www.bombjack.org/commodore/applications/Super-81_Utilities_Manual.pdf
Super 81 utilities. 1541, 1571, 1581, diskmonitor, 1581-1571 copy.

6-- BASIC 8, start reset.
Manual: http://project64.c64.org/misc/basic8.txt
52 new command to 80 column mode (Basic 8.0 Command Summary). Supported devices: 1541, 1571, 1581, 512 KB 1750 REU, 64 KB VDC video RAM (80 column mode), 1351 mouse, joystick, printer.

7-- GEOS 128 V2 USA 1571 ROM. Infos: http://zimmers.net/geos/GEOSFAQ.html
GEOS kernal, start 80 column, required GEOS V2 boot disk into 1571.

8-- GEOS 128 V2 USA 1581 ROM. GEOS kernal, start 80 column, required GEOS V2 boot disk into 1581.

1-3 and 7-8: Work 40 and 80 column mode.
4: Work 40 column mode.
5-6: Work 80 column mode (TTL RGB output).


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