Re: Spindle motor control problems

[Jon Elson <jmelson-at-artsci.wustl.edu>]

Ray wrote:

> Jon
>
> I tested the brake and spindle problem with no LUBE_WRITE_INDEX
> defined and Fred is correct, it does trash spindle reverse in mdi and
> auto.  When I set LUBE_WRITE_INDEX = 12 spindle commands seem to work fine.
>
> If you have scripts enabled on your system, you may be able to see the
> bits change by running IO_Show.
>
> I did this with bridgeporttask and bridgeportio.   When I did it with
> bridgeporttask and tkio, I found that axis motion did not wait for the
> spindle to start so during the delay between brake off and spindle on, the
> axis was already dragging the tool through the workpiece.
>
> There were a couple other tiny problems with tkio.  I'll get 'em fixed.

Thanks for looking into this.  It turns out I'm back to running the Dec-20-1999
version, and it doesn't seem to have any code to support LUBE_WRITE_INDEX.
I searched all over, and it only has the LUBE_SENSE_INDEX.

But, I may have to move up to a newer version.

Jon