Re: Agilent 82357B repeatable hard failure

Hi Jim,

On Fri, 29 Sept 2023 at 14:46, Jim Houston <[email protected]> wrote:

> Hi Dave,
>
> Thanks again for all of your efforts in debugging this problem.  I have
> enjoyed working with you.
>

I enjoyed working with you on this. Your logic analyser trace at the
interface level  of the 9914 IC was a huge help.


> I like setting ATN from the end of the read function.  I think this
> works well for
> the normal case where we send a query and get a reply.
> I would avoid duplicating code and call the agilent_82357_take_control
> function.
>
>
OK,  I had done an in-line write to the auxiliary command register to avoid
the reading of the status byte in the timeout loop. But it can't hurt so
I'll go with your suggestion.

I see a balance between  the chance that setting ATN might break
> something against
> knowing that having a  correct ibsta() value will fix something.
>
> Agreed.

> Jim Houston
>
-Dave

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