Quote:
Originally Posted by jwallace15
When I press the buttons, the TX and RX leds blink on both the ethernet shield and the R3, and an LED I connected to pin 13 (it is not in the code though, it's just there to show me if the Arduino LED blinks) gets a little bit brighter when the TX and RX leds blink.
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What are you powering this assembly with?
What voltage and current is the power source rated for?
Are you using the USB port for power?
The potential code issues aside make sure that you are not fooling yourself by powering that assembly with a power source that is not sufficient.