My 2-joystick serial controller

gistfile1.ino

/*
  2-stick Serial Controller w/ xBee funcionality
  
 */

#include <SoftwareSerial.h>

#define echoToSerialOut true

#define rxPin 2
#define txPin 3
#define ledPin 13

#define left_stick_Y       A1
#define left_stick_X       A0
#define left_select        6

#define right_stick_Y      A3
#define right_stick_X      A2
#define right_select       7

SoftwareSerial xbee(rxPin, txPin); // RX, TX

#define delimiter "/"
#define terminator "//\n\r"

void setup()  
{
  pinMode(ledPin, OUTPUT);    
  pinMode(rxPin, INPUT);
  pinMode(txPin, OUTPUT);

  pinMode(left_select, INPUT);
  pinMode(right_select, INPUT);
  xbee.begin(9600);
}

void loop() // run over and over
{
  
  //check_Left_Yposition();
  xbee.print("LEFT_Y:"); 
  xbee.print(map(analogRead(left_stick_Y), 0, 1023, -100, 100)); 
  xbee.print(delimiter);
  
  //check_Left_Xposition();
  xbee.print("LEFT_X:"); 
  xbee.print(map(analogRead(left_stick_X), 0, 1023, -100, 100)); 
  xbee.print(delimiter);
  
  //check_Left_select:  
  xbee.print("LEFT_SEL:"); 
  xbee.print(digitalRead(left_select) == LOW ? "1" : "0"); 
  xbee.print(delimiter);
  
  //  check_Right_Yposition();
  xbee.print("RIGHT_Y:"); 
  xbee.print(map(analogRead(right_stick_Y), 0, 1023, -100, 100)); 
  xbee.print(delimiter);
  
  //  check_Right_Xposition();
  xbee.print("RIGHT_X:"); 
  xbee.print(map(analogRead(right_stick_X), 0, 1023, -100, 100)); 
  xbee.print(delimiter);

  //check_Right_select();
  xbee.print("RIGHT_SEL:"); 
  xbee.print(digitalRead(right_select) == LOW ? "1" : "0"); 
  xbee.print(delimiter);
  
  xbee.print(terminator);
  
  // wait 2 milliseconds before the next loop
  // for the analog-to-digital converter to settle
  // after the last reading:
  delay(2);
}