DIY Arduino Model Railroad Multiple Block Signal System

Welcome back everybody! Make sure that you subscribe so that you are eligible for the 5K giveaway! Today we are tackling something that a lot of you have been waiting for! The Arduino Multiblock Signal System! This is a full and expandable system for automatic 3 position signals for a model railroad. The system uses any arduino that can handle the proper inputs and outputs that are designated.
www.factorydirecttrains.com
UPDATE! Check out the upgraded signal system!
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System Schematic
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Complete Sketch
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ARDUINO STARTER KIT
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ARDUINO UNO
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ARDUINO NANO
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ARDUINO MEGA
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INFRARED SENSORS
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ADDITIONAL WIRES (OPTIONAL; COMES WITH STARTER KIT)
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ADDITIONAL LEDs (OPTIONAL; COMES WITH STARTER KIT)
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BREAD BOARD (OPTIONAL; COMES WITH STARTER KIT)
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BLOCK SIGNAL (N Scale)
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BLOCK SIGNAL (HO Scale)
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DC POWER SUPPLY (FOR AFTER PROGRAMMING)
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