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#include <Arduino.h>

//                  +-\/-+
// Ain0 (D 5) PB5  1|    |8  Vcc
// TX43 (D 3) PB3  2|    |7  PB2 (D 2) 
// Ain2 (D 4) PB4  3|    |6  PB1 (D 1) >>OUTPIR
//            GND  4|    |5  PB0 (D 0) 
 */

#define PIN_PIR 1
boolean presence;
boolean old_presence = LOW;

#include <avr/sleep.h>
#include <avr/power.h>

#include <RCSwitch.h>
#define PIN_433 3
#define CAPTEUR_ID 'd',4,3 //mettre l'id du capteur 'a' 'b' 'c' ou 'd' , 1 2 3 4 , 1 2 3 4
RCSwitch myswitch = RCSwitch();


void sleep() {
    GIMSK |= _BV(PCIE);                     // Enable Pin Change Interrupts
    PCMSK |= _BV(PCINT1);                   // Use PB1 as interrupt pin
   // PCMSK |= _BV(PCINT1);                   // Use PB1 as interrupt pin
    ADCSRA &= ~_BV(ADEN);                   // ADC off
    set_sleep_mode(SLEEP_MODE_PWR_DOWN);    // replaces above statement
    sleep_enable();                         // Sets the Sleep Enable bit in the MCUCR Register (SE BIT)
    sei();                                  // Enable interrupts
    sleep_cpu();                            // sleep
    cli();                                  // Disable interrupts
    PCMSK &= ~_BV(PCINT1);                  // Correction Turn off PB1 as interrupt pin
   // PCMSK &= ~_BV(PCINT1);                  // Turn off PB1 as interrupt pin
    sleep_disable();                        // Clear SE bit
    ADCSRA |= _BV(ADEN);                    // ADC on
    sei();                                  // Enable interrupts
    } 

ISR (PCINT0_vect) 
{
 presence = digitalRead(PIN_PIR);
  delay(100); //évite les oscillations de tension
  if (presence == HIGH) myswitch.switchOn(CAPTEUR_ID);
  if (presence == LOW)  myswitch.switchOff(CAPTEUR_ID);
}

void setup() 
{
pinMode(PIN_PIR,INPUT);
myswitch.enableTransmit(PIN_433);
myswitch.switchOff(CAPTEUR_ID); //
}

void loop() {
 
 sleep();
}