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Arduino-to-Arduino Communication using I2C

This demo shows how multiple Arduino boards can communicate with each other using the I2C protocol.

Parts and Code

  • Arduino Unos, Breadboards, Wires

  • NorthPada Power Supply 9V 2A Charger AC Adapter for Arduino UNO R3

  • Female DC Power Jack Adapter

  • 12 Pin 4 Digit 7-Segment Display

  • RGB LEDS (3 required)

  • Pushbuttons (6 required)

  • 220 Ohm Resistors (9 required)

  • 1 kOhm Resistors (4 required)

  • 10 kOhm Resistors (2 required)

Wiring Schematic

I2CCommunicationDemo.png

Demos created by A. Torp, D. Zhu, and S. Marra

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