JMRI, DCC and Tortoise turnout motors Help needed

Chris Uhlar Apr 18, 2017

  1. Chris Uhlar

    Chris Uhlar New Member

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    Hi,
    A pal of mine recently asked me to help with computerising an OO scale layout. We're using a ZTC DCC controller and JMRI on the computer. The last time I touched HO/OO gauge DCC hadn't been invented so its been interesting.

    So far we have linked up the controller and the computer and demonstrated we can control a train with a simple program but then we hit a BIG snag. I created a layout diagram for the storage sidings on the layout and a script to set the turnouts but...

    We are using tortoise turnout motors which take a while to move and require a continuing voltage to keep the blades set. When we run the route setting script we hear the motor start but then it cuts out again straight after. So the turnout doesn't change.

    Controlling turnouts directly from the ZTC controller they work just fine. When I monitor the commands sent from JMRI with mode set as direct and Automate set to Off I see (Thrown) o/p 1 set to On, then to Off twice. For (Closed) I see the reverse with o/p 0 set to On then Off, Off. I guess this would work fine for solenoid motors but for the Tortoise it doesn't work. Anybody had similar problems? I figure I might be able to crack this with some more code to send the specific signals needed but I would love to find a a simpler solution?

    Regards for now

    Chris U
     

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