> -----Original Message----- > From: gene heskett [mailto:ghesk...@wdtv.com] > Sent: Tuesday, April 10, 2012 10:35 AM > To: emc-users@lists.sourceforge.net > Subject: Re: [Emc-users] Hal_parport and EPP <snip> > > > Huh? Maybe my memory is going south, but in a past life I > once used the 5 > volts supplied by the parport to fix that in one of the shacks old > printers. No power was obtained from the printer to do that. > ISTR there is > a pin on the db25 that has 5 volts on it, limited to half an > amp or so with > a 10 ohm R intended to be used as a fuse in the event of a load short. > > Have the (unprintable comment) removed that power src from > parportrs these > days?
The IBM-PC style DB-25 parallel ports do not have +5 volts available. Some other computers that had a Centronics style (36 pin Champ series) connector on the computer end often did have +5 volts available. Steve Stallings ------------------------------------------------------------------------------ Better than sec? Nothing is better than sec when it comes to monitoring Big Data applications. Try Boundary one-second resolution app monitoring today. Free. http://p.sf.net/sfu/Boundary-dev2dev _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
