Look at the picture between the 10 and 13, I'm actualy printing the byte of the char, and there is that nothing that print along, what is it? [image] In case it can help... void serialEvent1(){ while (Serial1.available()) { char caractere_entrant = (char)Serial1.read(); chaine_en…

Dealing with AT command respond terminator(Solved)

groundFungus April 15, 2014, 2:50am 2

The 10 13 is the carriage return and line feed characters sent when Serial.println() is executed.

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