Add BlinkM On Off http://kousaku-kousaku.blogspot.com/2008/10/arduinoxbee-shieldprocessingxbee.html

XbeeBlinkM

#include <Wire.h>
#include "BlinkM_funcs.h"

#define blinkm_addr 0x00

int val;

void setup(){
  Serial.begin(9600);
  pinMode(13,OUTPUT);
  BlinkM_beginWithPower();
  BlinkM_stopScript( blinkm_addr );  // turn off startup script
}

void loop(){
  if(Serial.available()>0){
    val=Serial.read();
  }
  if(val=='H'){
    BlinkM_fadeToRGB(blinkm_addr,0xff,0xff,0xff);
    digitalWrite(13,HIGH);
  }else{
    BlinkM_fadeToRGB(blinkm_addr,0x00,0x00,0x00);
    digitalWrite(13,LOW);
  }
}