TRS-80 Diagnostic ROM for Model 4/4P

Get the most out of your TRS-80 Model 4/4P with this essential diagnostic ROM!

This TMS-2532A EPROM chip is pre-burned with the popular "TRS-80 Diagnostic ROM" from Github user MisterBlack1. It's designed to be installed in the boot ROM position of your TRS-80 Model 4 or 4P, providing valuable diagnostic capabilities. (For detailed information and installation instructions, please refer to the Github repository.)

Improve your troubleshooting capabilities and streamline maintenance with this pre-programmed diagnostic ROM.

(Only 1 chip included with purchase. 3 chips shown are not depicting the actual product, nor quantity. Only showing a chip from 3 angles)

(Code developed by MisterBlack1 on Github. We are charging only for the chip {Sourced nationally} and burning. Used under "GNU General Public License v2.0")