Ira Goldklang's TRS-80 Revived Site

Modifying the AMPERSAND Command in NEWDOS/80 BASIC

TRSDOS 6.2 Routine Addresses

Running TRSDOS 6.2 SYSTEM Commands from Model 4 BASIC

Renaming TRSDOS 6.2DOS Commands

Model 4 TRS-80 Keyboard PEEK Table

Directly Access Model 4 Video

Model 4 Video Locations

Programming the Model 4 Function Keys

Changing the Model 4 Speed (4MHZ Model 3/2MHZ Model 4)

Controlling the Model 4 Sound Card

Interesting Model 4 BASIC [...]

I have taken the old SQL search for Model 1/3/4 page, updated it so that it provides information only, and placed it as a link on the main navbar.

Terry Stewart has done some work on his System 80/EACA Website.