TRS-80 Model I System Replacement ROMs (8 Systems) - Rev G only raspberry-pi to either a cassette for

to either a cassette for loading/saving or have audio input and output

If you want +12V or -12V

Floppy Remapper

you might want to take a different approach to avoid the risk of any programming issues

TRS-80 Model I System Replacement ROMs (8 Systems) - Rev G only raspberry-pi to either a cassette forSimplify TRS 80 Model I ROM management with our easy to use replacement set! This convenient kit eliminates the hassle of sourcing and programming individual TRS 80 Model I system ROMs. It includes two ROM adapters with a DIP switch for effortless selection of Level I, various Level II versions, and the diagnostic ROM (8 configurations total). Designed for plug and play installation on Rev G motherboards, no soldering is required. A connecting cable