//TRANSMITTER ---- UNO

/* pin connections
   ===============

   2  ->  CD
   3  ->  DR
   7  ->  CE
   8  ->  PWR
   9  ->  TXE
  10  ->  CSN
  11  ->  SI
  12  ->  SO
  13  ->  SCK

*/

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

#define TXADDR {0xFE, 0x4C, 0xA6, 0xE5}
#define RXADDR {0x58, 0x6F, 0x2E, 0x10}
//#define SW_PIN A0

void setup()
{
  nRF905_init();
  //nRF905_setFrequency(nRF905_band_t band, NRF905_BAND);
  //
  //nRF905_setCRC(nRF_CRC_16);
  nRF905_setPayloadSize(NRF905_MAX_PAYLOAD);
  byte addr[] = RXADDR;
  nRF905_setRXAddress(addr);
  nRF905_setTransmitPower(NRF905_PWR_n10);
  nRF905_setLowRxPower(NRF905_LOW_RX_ENABLE);
  nRF905_receive();

  pinMode(A0,INPUT);
  pinMode(6,OUTPUT);
}

void loop()
{
  byte buffer[1];
  while(!nRF905_getData(buffer,sizeof(buffer)))
  {
    digitalWrite(6,HIGH);
  }

  buffer[1] = digitalRead(A0);

  byte addr[] = TXADDR;
  nRF905_setTXAddress(addr);

  nRF905_setData(buffer,sizeof(buffer));
  while(!nRF905_send())
  {
    digitalWrite(6,LOW);
  }

  nRF905_receive();
}