WITCH Printer

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Color Function Signal
Black Electromagnet Positive (arbitrary)
Black Electromagnet Negative (arbitrary)
Yellow Motor Negative (Ground)
Red Motor Positive (+5V)
Green Photointerrrupter Cathode(pin4)
Orange Photointerrrupter Emitter(pin3)
White Photointerrrupter Collector(pin2)
Blue Photointerrrupter Anode(pin1)