#include <XBee.h>

#define SLEEP 1000
#define LED_SLEEP 100
#define BOOT_SLEEP 2000

XBee xbee = XBee();
uint8_t payload = 0;
Tx16Request tx = Tx16Request(0x1874, &payload, sizeof(payload));
int statusLed = 13;

void flashLed(int pin, int times, int wait) {
    for (int i = 0; i < times; i++) {
        digitalWrite(pin, HIGH);
        delay(wait);
        digitalWrite(pin, LOW);
        if (i + 1 < times) {
            delay(wait);
        }
    }
}

void setup() {
    pinMode(statusLed, OUTPUT);
    Serial.begin(115200);
    xbee.setSerial(Serial);
    delay(BOOT_SLEEP);
}

void loop() {
    xbee.send(tx);
    flashLed(statusLed, 1, LED_SLEEP);
    payload++;
    delay(SLEEP);
}