I am using Arduino Uno, I am doing my project and it use red led... it is so bright when I connect it from pin 13 it is so dim when I connect it from pin 2 I meausre pin 13 and pin 2 has same voltage (5V) but pin 13 has much more high current... Hmm, how to solve this? I want my led be bright at…

Why led be is dimmer in pin 2 than in pin 13 ?

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