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GPIO stands for General Purpose Input Output and can be used to receive and send digital signals to and from simple electronics from the Raspberry Pi.
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GPIO pins set to output on boot after apt-get update+upgrade
. 1 | 1 | 18 |
| 27 | 2 | GPIO. 2 | IN | 0 | 13 || 14 | | | 0v | | |
| 22 | 3 | GPIO. 3 | IN | 1 | 15 || 16 | 0 | IN | GPIO. 4 | 4 | 23 |
| | | 3.3v … | | |
| 19 | 24 | GPIO.24 | ALT4 | 1 | 35 || 36 | 1 | OUT | GPIO.27 | 27 | 16 |
| 26 | 25 | GPIO.25 | IN | 1 | 37 || 38 | 0 | ALT4 | GPIO.28 | 28 | 20 |
| | | 0v …