Mini Vending Machine

Goal: Build a small scale vending machine

Challenges: Unfamiliarity with LCD displays, wiring & sensors
Accomplishments:

- 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

Designed Circuit configuration using TinkerCAD

Arduino Code