If, instead of sending data to excel, you simply send the data to the Serial Monitor, do you still see the random data?
What is connected to pin 15? Why not use the correct number for the analog pin (1)?
If, instead of sending data to excel, you simply send the data to the Serial Monitor, do you still see the random data?
What is connected to pin 15? Why not use the correct number for the analog pin (1)?