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parralel board input

  1. Electronic/Software: Parralell port realy board... Inputs?

    Halloween Props
    with the parallel (or however its spelled) board and the right software, can you set it up with a motion sensor so that when it senses electricity in lets say relay 1 it will start a program the will run the other seven relays? and if not is there a way to make a motion sensor for it. I just...