Stepconf Wizards works well, Axis doesn't ??

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27 Feb 2011 05:09 #7482 by michagrau
Hello, I am new here

and configuring EMC2 for the first time. I did work with Mach3 and other softwares before.


I am very puzzled: I can't get AXIS running. In the stepconf wizard I was able to adjust everything so that when I go to the Axis configuration panel and hit the "Test this Axis" button my motors start humming and spinning as expected. Promising.

So I finish the wizard and start AXIS. When it starts up the motors stop humming, still as expected as AXIS starts into OFF-mode. Now I turn the system on. In the lower left corner I can read ON, with the arrow keys I can change the coordinate values. But there is neither humming noise nor any movement of the axes. Interesting is that I can turn the spindle on and off, that works. Also I found that the LEDs of my controller board are indicating that it receives step-pulses from the computer. What is going on, why is nothing moving after it did in the wizard and after the spindle works and after I can even see the step-pulses arriving at the control board?

I must have missed something and feel very stupid but can't figure it out.


What might this be?


best regards.

Michael

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27 Feb 2011 06:40 #7483 by cmorley
You don't give us enough info to really help.
Does your setup use a charge pump?
can you post the INI and HAL files.
What version of EMC are you using?
Can't be too much wrong .....:)

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27 Feb 2011 11:12 #7484 by BigJohnT
How did you try to move the axis?

John

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27 Feb 2011 17:52 #7495 by andypugh
Have you made the motors run in stepconf with them all connected and powered? I am wondering if they are all enabled on the same p-port pin, and that does not have the current capacity to enable all the drives at the same time?

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28 Feb 2011 01:18 #7500 by michagrau
Problem solved.

Chris left me wondering what a charge pump may be. I found the term in the list of possible pin functions in Stepconf wizard. In Mach3 there I did not only configure two pins for step and direction but also a third pin that somehow "enabled" the motor. Did not find such a thing in the wizard and left that pin "Unused" and inverted it, that allowed the wizard to test the axis.

With "ChargePump" on those pins everything works fine now.

Thanks a lot!


Michael

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