serial display for arduino code example

Example 1: how to print to the serial monitor arduino

void setup()
{
    Serial.begin( 9600 );
}

void loop()
{
    // This will write to the monitor and end the line
    Serial.println( "test text" );
  
    // This will write to the monitor but will not end the line
    Serial.print( "test text" );
}

Example 2: arduino serial write

/*
Writes binary data to the serial port. This data is sent as a byte or series of bytes; to send the characters representing the digits of a number use the print() function instead.

Syntax
Serial.write(val)
Serial.write(str)
Serial.write(buf, len)

Parameters
Serial: serial port object.
val: a value to send as a single byte.
str: a string to send as a series of bytes.
buf: an array to send as a series of bytes.
len: the number of bytes to be sent from the array.
*/