[time-nuts] HP5328A + NI GPIB-ENET/1000

Scott McGrath scmcgrath at gmail.com
Thu Feb 23 11:21:10 EST 2017

'Talk Only' mode responds to serial poll mode which is querying all instruments on the bus.   And it's primary use is in automated test systems 

You want to disable talk-only mode for normal interactive control of an instrument using GPIB

Content by Scott
Typos by Siri

> On Feb 23, 2017, at 1:37 AM, James Peroulas <james at peroulas.com> wrote:
> Does anyone have experience using older HP equipment with the NI
> GPIB-ENET/1000 GPIB to ethernet box? Is this even possible with such an old
> piece of equipment? I'm very familiar with using SCPI commands over telnet
> but not so familiar with HPIB.
> So far I've installed the NI 488.2 software which has successfully found
> both the GPIB-ENET/1000 box and the HP5328A connected to it. I've opened
> the NI-488.2 communicator which should allow me to send commands to the
> counter and read back results. However, anything I type in the "send
> string" returns a timeout.
> The manual for the 5328A shows example commands such as:
> CMD"?U*","T"
> But it's not clear to me what portion (all?) is the string that I should be
> sending to the 5328a.
> The 5328a is set to "Talk Only" mode via dip switch. I would expect that I
> should be able to just 'read' the results, but 'read' also times out...
> Thanks for any pointers,
> James
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