Cheapo TI-99/4A GROM reader
This page belongs to Marcus
Comstedt and is reproduced here with his permission.
You may want to check to original at http://mc.pp.se/ti/cartreader.html
in case Marcus would have updated it, or provided new software.
This is a simplistic device to read the contents of GROM only (one sided
PCB) Command Modules for the TI-99/4A using the parallel port of a standard
One 2x18 pin female 2.54 mm card edge connector (you can use the narrow
end of an ISA connector)
One 25 pin male D-SUB connector for the parallel port
One 6 pin male Mini-DIN connector for the keyboard/mouse port (used for
One EXO3 oscillator at 12.8MHz
One LMC7660 voltage inverter
Three 10µF electrolytic capacitors
One 4.7k? resistor
Postscript version suitable for printing
on A4 paper.
Required software, for Solaris x86 or Linux
Last modified: Sun May 27 02:26:07 MEST 2001