[volt-nuts] GPIB Issue with 3458A
randyevans2688 at gmail.com
Sat Dec 30 10:42:00 EST 2017
I have version 1.01. Yes, please e-mail me your modified version. Maybe it
On Sat, Dec 30, 2017 at 4:24 AM, Todd Micallef <tmicallef at gmail.com> wrote:
> Is there a version number at the top of the file? I had two versions (1.00
> and 1.01). I can't remember all that changed between the two since it has
> been a while but I did find an additional timeout code that limited the
> wait time for reading data to 1 minute. I am guessing I had a problem with
> mine and added it.
> I can email it to you if you want to try it. If it works for you, I will
> have Illya update it on xDevs.
> On Sat, Dec 30, 2017 at 12:39 AM, Randy Evans <randyevans2688 at gmail.com>
> > I am still unable to get my HP-3458A to work with the xdevs program
> > "HP3458A_Measure_DMM_Noise.488" (https://xdevs.com/article/dmm_noise/).
> > It
> > works fine with my Agilent 3458A and with a friend's HP-3458A and his
> > Agilent 3458A using the EZGPIB program. The SW versions are identical
> > my friend's DMMs, the HP units are (8.2) and with the Agilent units are
> > (9.2). However, both of my units work fine with the KE5FX GPIB Toolkit
> > HP3458.EXE program to download the NVRAM CAL data. This would seem to
> > indicate that my HP-3458 GPIB works at least partially.
> > Does anyone have a EZGPIB program that I could try to run (that is
> > different from the Xdev program)? It would be nice to see if I could get
> > something to work other than the HP3458.EXE program. Or if any one has
> > some ideas on what to look for.
> > Thanks,
> > Randy Evans
> > On Tue, Dec 26, 2017 at 7:24 PM, Randy Evans <randyevans2688 at gmail.com>
> > wrote:
> > > I am hoping some of you experts might be able to assist with a strange
> > > problem i am having trying to make automated measurements using EZGPIB
> > with
> > > an Agilent and an HP 3458A. I have a program given to me by Martin
> > > Reynolds, which is a variant on the Xdevs noise measurement program.
> > > Martin's program continuously reads the voltage measurements
> > > from the two meters and then stores then in a measurements file, along
> > with
> > > the temperature measurements from both meters. The program works fine
> > > his Agilent and HP 3458As.
> > >
> > > On my two 3458As, it takes the temperature measurements just fine but
> > only
> > > takes a voltage measurement from the Agilent unit. The HP unit will
> > > make any voltage measurements although I can see both the 3458As in
> > > states and, of course, it does sent the temperature measurements.
> > However,
> > > if I turn the HP unit off and then on again, the HP will start to take
> > > voltage and temperature measurements and send them to the PC.
> > >
> > > Any ideas on what might be causing the strange behavior?
> > >
> > > Thanks,
> > >
> > > Randy Evans
> > >
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