#include <nRF905.h>
#include <SPI.h>

#define RXADDR {0xFE, 0x4C, 0xA6, 0xE5} // Address of this device (4 bytes)
#define TXADDR {0x58, 0x6F, 0x2E, 0x10} // Address of device to send to (4 bytes)

#define TIMEOUT 1000 // 1 second ping timeout

void setup()
{
    // Start up
    nRF905_init();

    // Set address of this device
    byte addr[] = RXADDR;
    nRF905_setRXAddress(addr);

    // Put into receive mode
    nRF905_receive();

    Serial.begin(9600);

    Serial.println(F("Client started"));
}

void loop()
{
    static byte counter;

    // Make data
    char data[NRF905_MAX_PAYLOAD] = {0};
    sprintf(data, "Hello World %hhu", counter);
    counter++;

    // Set address of device to send to
    byte addr[] = TXADDR;
    nRF905_setTXAddress(addr);

    // Set payload data
    nRF905_setData(data, sizeof(data));

    // Send payload (send fails if other transmissions are going on, keep trying until success)
    while(!nRF905_send());

    // Put into receive mode
    nRF905_receive();

    Serial.println("Hello world sent!")

    delay(1000);
}