> > > > I will try to figure out why NEWDOS doesn't timeout if the mystery > opcodes have no response. It is unclear what a true TPDD does with > these opcodes, or if they can simply be removed from NEWDOS with no > side-effects. > > I seem to recall that for DLPilot, LaddieCon, DLPlus I found the "mystery" commands and responses by testing against a real TPDD.
Still no idea what the point of them is, that would probably require reverse engineering the TPDD firmware. Unless they're really a TS-DOS/Desklink extension. -- John.
