The NEC 7210 was the industry standard GPIB chip for over 20 years, I still have a few here. If you want the spec and can't find it, I probably have it here somewhere.
Didier > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of Brian Kirby > Sent: Saturday, October 04, 2008 11:40 PM > To: Discussion of precise time and frequency measurement > Subject: [time-nuts] GPIB Card > > A friend has given me a GPIB card and neither of us know who made it. > > First its a standard ISA card and it has a GPIB female plug > on the rear. > No manufacturer or model number but there is a symbol of > a tree on the rear (maybe paradise?) and beside is 6323706 > rev A 667523. Made in the USA and another number in a corner > is 94V-0. > > On the chip side of the board it appears to have a NEC > controller marked big letters D7210C little letters 8308PB. > An assembly number of 6323705 rev A. Has another 20 other > 74LSxx glue logic ICs...Card is about 4.5 inches by 4.25 inches. > > Has 5 set of berg pins, one set is A13, A14, next set is 2FX > and IE, next set is computer IRQs 2 thru 7, then a > DRQ1-DAC1-DRQ3-DAC3, then last set of DAC2 and DRO2. > > It had a 1.44 Mb floppy which suscessfully copied, three > files; config.sys , DV488PC.sys, and LVDT.C > > Config.sys shows: > BREAK=ON > BUFFERS=20 > FILES=30 > LASTDRIVE=E > SHELL=C:\DOS\COMMAND.COM /P /E:256 > DEVICE=C:\DOS\ANSI.SYS > DEVICE=C:\VIPARSE.SYS > INSTALL=C:\DOS\FASTOPEN.EXE C:=(50,25) > DEVICE=C:\DV488PC.SYS > > LVDT.C is "C" code for > for a program written by a NASA/MSFC employee for the > calibration of Linear Displacement trunsducers... > > Does anybody in the list have an idea of who made the card ? > I'm researching to see if it is still usable.... > > > Brian - KD4FM > > > > _______________________________________________ > time-nuts mailing list -- [email protected] > To unsubscribe, go to > https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
