Well, ROMDUMP is an assembly program, so you did call it by making another program and writing: Send(9prgmROMDUMP Didn't you?... James. > I need a romdump of my ti-83 for calc-em, but it doesn't work! > > I sent rom83 to my calc, and ran romdump, > but when I run rom83, I see the message to > press enter. When I do so, I get an ERROR:SYNTAX > > Why? > >