RF_Transmitter_328

#include <VirtualWire.h>
#include <avr/sleep.h>
#include <avr/interrupt.h>
#include <avr/power.h>
#include <avr/io.h>

/*
rf_sender
 This sketch will send the code for toggling a specific light.
 Connect rf module on pin 13 (19 on Atmega). Switch on pin 2 (4).
 Some power saving fu thanx to Nick Gammon - www.gammon.com.au
 Note that this remote is extremely vulnerable to a replay attack
 */
const int buttonPin = 2;
const int ledPin = 3;
int buttonState = 0;

void setup()
{
  //DDRD &= B00000011;       // set Arduino pins 2 to 7 as inputs, leaves 0 & 1 (RX & TX) as is
  //DDRB = B00000000;        // set pins 8 to 13 as inputs
  //PORTD |= B11111100;      // enable pullups on pins 2 to 7, leave pins 0 and 1 alone
  //PORTB |= B11111111;      // enable pullups on pins 8 to 13
  // Initialize the IO and ISR
  vw_set_tx_pin(13);
  vw_setup(2000); // Bits per sec
  pinMode(buttonPin, INPUT);
  pinMode(ledPin, OUTPUT);
  // disable ADC
  //ADCSRA = 0;
}

void pinInterrupt(void)
{
  detachInterrupt(0);
}

void sleepNow(void)
{
  attachInterrupt(0, toggleMe, RISING);
  delay(200);
  set_sleep_mode (SLEEP_MODE_PWR_DOWN);
  sleep_enable();
  sleep_mode();  //or sleep_mode()
  sleep_disable();
}

void send (char *message)
{
  vw_send((uint8_t *)message, strlen(message));
  vw_wait_tx(); // Wait until the whole message is gone
}

void toggleMe(void)
{
    send("L01");
    digitalWrite(ledPin, HIGH);
    delay(100);
    digitalWrite(ledPin, LOW);
    delay(200);
    digitalWrite(ledPin, HIGH);
    delay(200);
    digitalWrite(ledPin, LOW);
    delay(200);
    digitalWrite(ledPin, HIGH);
    delay(100);
    digitalWrite(ledPin, LOW);
}

void loop()
{
  sleepNow();
  //buttonState = digitalRead(buttonPin);
  //if (buttonState == HIGH) {
    toggleMe();
  //}

}