Emetteur C++

#include <RFM69.h>
#include <SPI.h>

#define NETWORKID     100
#define NODEID        3
#define RECEIVER      1

#define FREQUENCY     RF69_868MHZ

#define ENCRYPTKEY    "drapeauarbitrage"
#define IS_RFM69HCW   true

#define RFM69_CS      8
#define RFM69_IRQ     7
#define RFM69_IRQN    4
#define RFM69_RST     4

#define SERIAL_BAUD   115200

#define LED           13  // onboard blinky

const uint8_t g_PinButton = 13;

RFM69         g_Radio = RFM69(RFM69_CS, RFM69_IRQ, IS_RFM69HCW, RFM69_IRQN);

void setup() {
  pinMode(RFM69_RST, OUTPUT);
  digitalWrite(RFM69_RST, HIGH);
  delay(100);
  digitalWrite(RFM69_RST, LOW);
  delay(100);

  g_Radio.initialize(FREQUENCY, NODEID, NETWORKID);

  if (IS_RFM69HCW) {
    g_Radio.setHighPower();
  }

  g_Radio.setPowerLevel(31); // power output ranges from 0 (5dBm) to 31 (20dBm)
  g_Radio.encrypt(ENCRYPTKEY);

  pinMode(LED,         OUTPUT);
  pinMode(g_PinButton, INPUT);
}

void loop() {
  bool ButtonPressed = digitalRead(g_PinButton);
  bool ButtonPressed_RadioPacket = true;

  if (ButtonPressed) {
    size_t BooleanSize = sizeof(bool);

    if (g_Radio.sendWithRetry(RECEIVER, (const void*)(&ButtonPressed_RadioPacket), BooleanSize)) {
      Blink(LED, 50, 3);
    }

    g_Radio.receiveDone(); //put g_Radio in RX mode
  }
}

void Blink(uint8_t pin, unsigned long delay_ms, unsigned loops)
{
  bool State = HIGH;

  for (unsigned i = 0u; i < loops; ++i) {
    digitalWrite(pin, State);
    delay(delay_ms);
    State = !State;
  }
}