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Display url up/down status with LEDs on an Arduino Uno board
Arduino
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Readme.md
ServerStatus.ino

Readme.md

Display up/down status (200 HTTP response code = UP) of 3 servers on 3 green/red LED pairs.

Parts (No soldering required)

https://www.sparkfun.com/wish_lists/47235

Wiring

Digitial Pin ---- Resistor ---- (long end) LED (short end) --- Ground

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