Simon Memory Game

This remake of "Game Genius Simon says game" by CircuitoMaker (https://www.thingiverse.com/thing:1990861) includes a display to show how many buttons have been pressed in the correct sequence. This feature provides important feedback to the player, so they can see if their memory is improving.

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Hardware
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I designed a custom PC board (Eagle files included) to hold a 2 digit display, MAX7219 Matrix driver IC, an Arduino Mini Pro, a buzzer and some headers to wire the switches & leds. The MAX7219, Arduino and some passive SMD components are mounted on the back of the board. The Display and Buzzer are mounted on the front of the board. I made my board using the toner method.

I drilled holes in the case for the 2-Digit Common Cathode 0.56" display and a DC power socket. The Power socket is wired so that when a DC supply is inserted, the 9V battery is disconnected.

To have make everything fit, I designed a new bottom t