Simple Arduino Based Memory Game on Breadboard

A beginner-level Simon-says type memory game. A great 1 day project to entertain and impress your friends!
Steps

Created by Jeremy Wilson
Status: Active
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The circuit diagram Step 3 of 5

Below is a schematic of the circuit for the memory game on a breadboard:

Some things to note about this diagram:

  • The buttons and LEDs are attached to digital pins of the ATMega chip. The buttons are acting as digital input while the LEDs use digital output.
  • The buttons utilize pull-down resistors. See http://arduino.cc/en/tutorial/button for the reasoning behind this