[volt-nuts] 3458a BASIC commands for today???

John Phillips john.phillips0 at gmail.com
Thu Feb 19 11:25:28 EST 2015

Is there a way to change the data on the chip in the meter from the front
panel or gpib? What is John's url?

On Wed, Feb 18, 2015 at 8:23 PM, Mark Sims <holrum at hotmail.com> wrote:

> IF you have a GPIB interface,  download the GPIBKIT package from John
> Miles' web site.  It now contains my HP3458 cal ram dumper program.  It
> will extract the cal info from the NVRAM,  make a backup binary image of
> the cal ram chip ,  and dump a formatted and commented listing of the cal
> data.
> The binary data file can be used to program a replacement NVRAM chip when
> the battery in the old chip dies and you need to replace it...  saving you
> a buncha bucks for a re-calibration of the instrument.
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*John Phillips*

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