You were right: I was using an older version of the Arduino SW that didn't have the command Serial.end(). Once I downloaded the newer SW, I was able to use Serial.end() and it solved my problem.
Thank you !
You were right: I was using an older version of the Arduino SW that didn't have the command Serial.end(). Once I downloaded the newer SW, I was able to use Serial.end() and it solved my problem.
Thank you !