Raspberry PI and GPIO pins: What they are and practical uses can give them?

The pins GPIO (GGeneral Purpose Input Output) of the Raspberry PI allow us to work with electronics in an easy manner as we could also do it with Arduino.

P8120164

First steps with the GPIO.

Are 26 PIN organized in two rows of 13, and each of the pins or has its specific function or is general purpose, I'm going to show the distribution of the pins of the Raspberry PI Rev 2.0, It is that I have.
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