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Thread: meerkat

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  1. #1
    Hi Meerkat,

    Still need more info I'm afraid.!

    First looks like you have 3 separate home switches has they each have there own input. You don't need to do this and can wire them in series and save 2 inputs if you like. Both ways work just the same has Mach by default only moves one axis at a time.

    How have you got the switches connected NO (normally open) or NC (normally closed).?

    Have you setup Inputs #1 #2 #3 further down the inputs screen with pins 10, 11, 12.? because The diagnostics show inputs 1, 2, 3, are lit up.?. . . Do they change state if you push switch and do any of the M1,M2,M3 Home leds light up.?

    If the M1Home etc don't lite up then try disabling these inputs just in case they are conflicting with home switches.? They shouldn't make any difference when homing because when Mach is homing it ignores any other function the same pin is assigned to and just uses the pin signal for setting home position only but you never know stranger things have happened.!!

    Looking at the pinout for the TB board then you have the correct pins assigned to home switches so they should lite the LED's in diagnostics when switched. If not and provided the wiring is correct then you either have the wrong pins on the board or faulty board.?

  2. #2
    Hi JAZZCNC

    I don't have any switches connected yet, but I did use 2 wires connected to the 5 pin to auto set positions wires were apart when auto set pressed and they were all assigned to pin 10.Was this OK?

    I have turned off the 3 inputs and the lights are out now.

    The M1,M2,M3 home leds don't do anything even with the inputs disabled.

    Here are the screen shots of what i have now.
    Cheers.Click image for larger version. 

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  3. #3
    Ok well first lets check we are both singing from the same hymn sheet.? Because Pin5 on the TB6560AHQ board manual I'm looking at is Z Step. If you have manual post it or give me a link.

    What you need to do is identify input pins 10 thru 13 and the ground pin.
    In the manual I'm looking at it shows these on a little white 5 pin connector on same side has parallel port and just behind the 15pin manual interface connector.
    The pin closest to edge of board is Ground then pin13 is next then 12,11 and 10 is furthest away just jump between 10 and Gnd and the M1,M2,M3,M4,M5,M6home led should light up. (Also has you have it now all the limits will light up has well and probably input #1,2,3.)

    If this works then just wire the Home switches in series and connect to pin 10.
    Wire limits in series and connect to pin11 but remember to change limit inputs to pin11 don't use the auto set best done manually it's unreliable.
    E-stop then goes to pin 13, again set E-stop to pin13 in inputs.
    This will leave you with pin12 spare for things like probe etc.
    Last edited by JAZZCNC; 12-09-2013 at 10:50 PM.

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