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Unread 22-02-2010, 07:35
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Exclamation LabView open PWM HELP

We are having problems with making our three motors all run up and down. As of right now we have three motors attached to our manipulator. All three motors will allow us to go down, but only one goes up. They are all supposed to be able to do both. Each motor has its own PWM and victor.

In an attempt to see if it was a mechanical problem we plugged each motor into each Victor and PWM and it still only worked on PWM 2, 1 and 3 still won't go up.

In the code, we swapped PWM1 and 2 and retested, now only PWM 1 worked. We took the one that was working and deleted the other two, copied the working one and changed the PWMs and the names to see if we just used an older version of the open motor vi. It still didn't work.

We swapped out all of the wires and digital side car and retested again and recieved the same results.

After that as a final attempt we plugged the two unworking PWMs into our drive PWMs and used the joystick rather than buttons to make the manipulator go up and down. It worked. But we would rather have the buttons and orginal PWMs working.

We know that it's not a problem with the buttons, our code, or electrical. The button works for the one working PWM and everything was swapped electrically and we still got the same results.

Any suggestions? Anyone having this same issue?
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