Thank you for getting back to me (I sent you an email also).
Thank you for trying to explain this to me, that does not seem easy at all haha! I was under the impression it would return me the value as is.
That's correct.rpdom wrote:So, your fan is powered from the 5v and GND pins. What is the connection to GPIO 14 (pin 8) used for?
I presume GPIO 4 (pin 7 I think) is used for your Pi FM antenna.