gistfile1.txt

/*                 JeeNode / JeeNode USB / JeeSMD 
 -------|-----------------------|----|-----------------------|----       
|       |D3  A1 [Port2]  D5     |    |D3  A0 [port1]  D4     |    |
|-------|IRQ AIO +3V GND DIO PWR|    |IRQ AIO +3V GND DIO PWR|    |
| D1|TXD|                                           ---- ----     |
| A5|SCL|                                       D12|MISO|+3v |    |
| A4|SDA|   Atmel Atmega 328                    D13|SCK |MOSI|D11 |
|   |PWR|   JeeNode / JeeNode USB / JeeSMD         |RST |GND |    |
|   |GND|                                       D8 |BO  |B1  |D9  |
| D0|RXD|                                           ---- ----     |
|-------|PWR DIO GND +3V AIO IRQ|    |PWR DIO GND +3V AIO IRQ|    |
|       |    D6 [Port3]  A2  D3 |    |    D7 [Port4]  A3  D3 |    |
 -------|-----------------------|----|-----------------------|----
*/

#include <Ports.h>
#include <RF12.h>
#include <avr/interrupt.h>
#include <avr/sleep.h>

Port lock (1);
Port ledRed (3);
Port ledGreen (4);
Port blank (2);

byte radioOn;

EMPTY_INTERRUPT(WDT_vect);

void setup() {
  Serial.begin(57600);

  rf12_config();
  rf12_easyInit(0); // set up easy transmissions at maximum rate

  lock.mode(INPUT);
  lock.digiWrite(1); //Pull-up on

  ledGreen.mode(OUTPUT);
  ledRed.mode(OUTPUT);
  
  radioOn = 0;
}

void loop() {
  
  Serial.println("Start");
  Serial.print("Radio: ");
  Serial.println(radioOn? "ON" : "OFF");
  if (radioOn && rf12_easyPoll() == 0) {
    Serial.println("Sleeping radio");
     rf12_sleep(0);
     radioOn = 0;
  }
  if(!radioOn) {
    Serial.println("Sleeping...");
    Sleepy::loseSomeTime(5000);
    Serial.println("Awake!");
  }
  
  byte locked = lock.digiRead();

  Serial.println(locked ? "LOCKED" : "UNLOCKED");

  ledGreen.digiWrite(locked);
  ledRed.digiWrite(!locked);
  
  delay(100);
  
  ledGreen.digiWrite(0);
  ledRed.digiWrite(0);
      
  if(rf12_easySend(&locked, sizeof locked)) {
    Serial.println("Sending...");
     if(!radioOn) rf12_sleep(-1); // turn the radio back on
     radioOn = 1;
   }
  
}