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  1. #1
    Join Date
    Mar 2012
    Posts
    150

    Mach3 settings for UC400ETH

    How do I get Mach3 to get UC400ETH + HDBB2 to jog a motor?
    I have just connected 1 motor on the Zaxis.
    Then in the ports and pins I have enabled Z axis and set the Step as pin 6 and Dir as Pin 7.
    I have TB6600 as stepper drivers.
    Strangely, When I connect the enable to the driver (EN + and EN-) the motor shaft can be turned by hand but when I remove the enable to the driver the motor shaft cannot be turned by hand it is locked.

  2. #2
    Join Date
    Mar 2003
    Posts
    35538

    Re: Mach3 settings for UC400ETH

    When the motor is locked, the drive is enabled. Most drivers are enabled by default.
    Gerry

    UCCNC 2017 Screenset
    http://www.thecncwoodworker.com/2017.html

    Mach3 2010 Screenset
    http://www.thecncwoodworker.com/2010.html

    JointCAM - CNC Dovetails & Box Joints
    http://www.g-forcecnc.com/jointcam.html

    (Note: The opinions expressed in this post are my own and are not necessarily those of CNCzone and its management)

  3. #3
    Join Date
    Mar 2012
    Posts
    150

    Re: Mach3 settings for UC400ETH

    Quote Originally Posted by ger21 View Post
    When the motor is locked, the drive is enabled. Most drivers are enabled by default.
    Its good to hear that the drive is enabled. Any idea what I could look into to get the motor to jog. is the Pin setup 6 and 7 correct for Z axis on Mach3 for the UC400ETH. I can't find any info regarding Mach3 setup on the UC400ETH docs?

  4. #4
    Join Date
    Mar 2012
    Posts
    150

    Re: Mach3 settings for UC400ETH

    Ok, so I got it to work,
    I had to load the Mill profile, and then the motor started jogging. So far I was using the Lathe profile. The mill profile already had the pins and ports all setup. So didn't need to do any settings as such.
    However now when I jog X + or X - the motor only rotates in the clockwise direction. Any idea with the motor is not reversing? Is this an extra config in Mach3?

  5. #5
    Join Date
    Jun 2015
    Posts
    943

    Re: Mach3 settings for UC400ETH

    Quote Originally Posted by ZeroBacklash View Post
    Ok, so I got it to work,
    I had to load the Mill profile, and then the motor started jogging. So far I was using the Lathe profile. The mill profile already had the pins and ports all setup. So didn't need to do any settings as such.
    However now when I jog X + or X - the motor only rotates in the clockwise direction. Any idea with the motor is not reversing? Is this an extra config in Mach3?
    The drive is not receiving the direction signal, only the step.

  6. #6
    Join Date
    Mar 2012
    Posts
    150

    Re: Mach3 settings for UC400ETH

    Quote Originally Posted by OlfCNC View Post
    The drive is not receiving the direction signal, only the step.
    Yes, got it, there was a mistake in the Pin assignments. DIR was wrongly assigned to 6 instead of 3.

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