#include <stdio.h>
  #include <stdlib.h>
  #include <Serial.h>
  #include <unistd.h>
  
  //#define rxPin 0
  //#define txPin 1
  
  //SoftwareSerial mySerial = SoftwareSerial(rxPin, txPin);
  
  void setup()
  {
  	//DDRD = 0x02;
  	Serial.begin(9600);
  }
  
  void loop()
  {
  	//if(mySerial.available() > 0)
  	//{
  	Serial.println('A');
  	//}
  }
  
  int main(void)
  {
  	while(1)
  	{
  		loop();
  		_delay_ms(2000);
  	}
  }