Ti83plus.rom -

to a computer using a Silver Link cable or a standard mini-USB to USB cable.

For non-graphing needs, SpeedCrunch is an excellent, open-source calculator that handles complex numbers, variables, and unit conversions. It is a fraction of the size and zero legal risk. Ti83plus.rom

For a decade, the ROM lived in legal purgatory. You could only legally possess the ti83plus.rom file if you physically extracted it from your own calculator using a special cable and a program called ROMdump.8xp . In practice, no one did this. to a computer using a Silver Link cable