Fritzing

Ardunio's onboard test LED along with 2 other LED's flash in rotation. When the offboard button is pushed the current LED in the rotation goes solid and the other 2 blink.

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1 Arduino Nano

1 Half Breadboard

2 LED's of different colors

3 resistors

1 button switch

4 wires

 

Arduino code is included in *.fzz file.