Experimental Physics and
Industrial Control System

Guy Jennings <[email protected]> · 30 Mar 98 15:21:14 -0600

         Reply to:   Re: Stops in the motor record
This may explain a puzzling problem we have seen where the first point in a motor scan is wrong.  I had thought it was a problem with my own code!

Now, all we need is for someone to fix it!!!

Graham Waters wrote:
>Janet Tvedt wrote:
>> >> To users of the motor record:
>> >> This code segment from recMotor.c is causing me some problems.  Stops are >issued
>> when they should not be.  I think this is happening because the axis is >queried
>> before it has started moving and the last move was in the opposite >direction from
>> the current move.
>> >> Has this been a problem for others?  What would you recommend doing to fix it?
>
>I have seen this behavior in the following motor record distribution
>(www.aps.anl.gov/xfd/SoftDist/swBCDA/xfdApp R3.13.0.beta7
>unbuilt.tar.gz)
>
>It has puzzled me but I have no time to investigate the problem, Glad
>I'm
>not the only one to see it.
>
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>|Graham Waters, Control System Eng          Internet: [email protected]|
>|TRIUMF --- University of British Columbia,    phone: (604)-222-1047  |
>|Vancouver, BC, Canada                           Fax: (604)-222-7307  |
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Experimental Physics and Industrial Control System

Experimental Physics and
Industrial Control System