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Mini Vending Machine

Spring 2019

Goal: Build a small scale vending machine

Challenges: Unfamiliarity with LCD displays, wiring & sensors

- Built a functional vending machine 

- Designed & soldered circuit wiring

- Wrote Arduino code for UI handling & response

- Got an A! 

Design Process

Implemented an Infrared break beam sensor for coin input detection

Made Servo motors with steel coils to dispense items

Screen Shot 2019-12-22 at 11.41.41

Designed Circuit configuration using TinkerCAD

Arduino Code

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