//SEND - ATTINY85

#define CE_PIN 3
#define CSN_PIN 4

#include "RF24.h"

RF24 radio(CE_PIN, CSN_PIN);

const uint64_t pipes[2] = { 0xF0F0F0F0E1LL, 0xF0F0F0F0D2LL };
unsigned long Command = 1;

void setup()
  radio.begin();
  radio.setRetries(15,15);
  radio.openReadingPipe(1,pipes[1]);
  radio.startListening();
  radio.printDetails();
  radio.openWritingPipe(pipes[0]);
  radio.openReadingPipe(1,pipes[1]);
  radio.stopListening();
}

void loop(void)
{
  radio.stopListening();
  radio.write( &Command, sizeof(unsigned long) );
  radio.startListening();
  Command++;
  delay(1000);
}