Simple read

This example is for Wiring version 1.0 build 0100+. If you have a previous version, use the examples included with your software. If you see any errors or have comments, please let us know.

Simple Write.

Write data to the serial port

char data = 'a';
char space = ' ';

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

void loop()
{
  Serial.print(data);   // sends 'a'
  Serial.print(space);  // sends ' '
  delay(1000);          // wait 1 second for next print
}