-------- Original Message --------
Subject: Re: MM4000 asynMotor problem
Date: Fri, 13 Mar 2009 08:35:41 -0500
From: Ron Sluiter <[email protected]>
To: Wang Xiaoqiang <[email protected]>
References: <[email protected]>
Hello Xiaoqiang,
There were some major problems with the asynMotor device driver
architecture that have been fixed and only recently released.
The following is from the most recent Release Notice;
<http://www.aps.anl.gov/bcda/synApps/motor/R6-4/motor_release.html>
_*asyn motor archtecture updates*_
# Motor record GET_INFO commands were not supported by the asyn motor
archtecture in previous releases.
# A motor record bug was fixed that caused unscheduled retries to occur
with asyn motor.
I suspect that the 1st item above may be causing the problem described.
Although the most recent motor record release (R6-4-2) is not without
problems, I suggest that you update to that release and see if it fixes the
problem you are seeing.
_*
*_Thank you for contacting me. You are the 1st person I know of that is
using the MM4000 asynMotor support. Please let me know if the R6-4-2
motor record version resolves this problem and if you experience any
other motor record related problems, specifically, any problem with the
MM4000 asynMotor support.
Best regards,
Ron
Wang Xiaoqiang wrote:
Hi,
I use MM4000 asynMotor driver to control Newport MM4006 controllers.
The movements are done correctly.
But for certain axis/axes, the DMOV field does not reset to 1 after
position is reached.
I poll the controller status using "MS" command, which reports the axis
is not moving.
Also the MOVN field is going through 0->1->0 sequence correctly.
Other fields when this happens:
MSTA - 0x80a
MIP - 0x420
>From the MIP field, it is waiting for a Delay callback, which never
comes?
To reset DMOV field, I can write 1 to PROC field or any field any can
process
the record but without moving the motor, e.g. SPMG field.
I am using motor 6-2-2 release for asynMotor device support,
but the MM4000 driver is updated to 6-4-2.
Many thanks.
--
Dr. Xiaoqiang Wang
Paul Scherrer Institut, WBGB/010
5232 Villigen PSI, Switzerland
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