User Manual

Code Analysis
Serial.begin(9600);
The software running on the computer communicates with the development board, and the baud
rate is 9600.
Serial.print(" ");
This function is used to output data from the serial port, the output is what is contained in the
double quotation marks.
Serial.println( );
This statement is similar to the one above, except that serial.println has a newline return.
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Grove Beginner Kit For Arduino®