Re: STG version2- HELP!!

[Don McLane <dmclane-at-ieee.org>]

Till,

The polarity of the motor could be reversed.  You might also decrease the P 
gain, to slow things down so you can figure out what's going on.

Don

At 08:04 AM 9/19/01 -0400, you wrote:

>Hi!
>I made myself a Motion module including the 8-axis-object of the stg card.
>Once before connected the enable-pins, I pressed the home-Button and 10volts
>came out. Fine!
>When i use the stgdiag, the counters work fine, too.
>But:
>In yemc, when I go to joint mode before i turn the amps on, the axis
>positions only run when i turn the encoder up to a certain speed. When I turn
>Too fast, they stop running. They sometimes recover, but then stop again and
>finally dont recover any more.
>I have only one motor connected so far. the amp is not well adjusted so far.
>When I turn the Machine on, the motor starts to move and run into its limit
>switch. I attached an oszilloscope and saw no +-10V coming out. P Gain is
>1000.
>Are there different latch modes, latchfrequecies, interrups or something that
>are chosen in the software? Do i need to set #defines and recompile? Are
>maximum speeds exceeded? Do cycle-times affect the encoder handling?
>How can I debug this?
>Till