Quote:
Originally Posted by Ether
Why did you select 82 ohm?
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I used the calculator linked below to determine the resistor. Forward current was 20mA, source voltage was 5v and the forward voltage was taken from the LED specs.
http://led.linear1.org/1led.wiz
When I switched to the signal tonight, there was no light when I set the DIO to true or false. When the LED is on power and ground, it comes on