Step 1: Understanding the GPIO pins numbers
The core concept is that not all the pins in available on the board are GPIOs (General Purpose Input/Output). Some are power supply, others are ground connection and others are other-stuff.
Cyber Security with a flare
The core concept is that not all the pins in available on the board are GPIOs (General Purpose Input/Output). Some are power supply, others are ground connection and others are other-stuff.