> > Thanks for the comments... I asked mostly because the ADM-3A has both > RS-232 > and current loop interfaces built-in (on the same female DB-25), selected > by > one of the > DIP switches. > > I just hate having to make a custom cable for every terminal and computer I > own or work <snip> >
I have some specific pinouts for current loop on my site... for dec pdp 11/05, swtpc 6800, altair 680, and rs232 to current loop conversion. Vintagecomputer.net Bill >