easydemo_238xs/radio/sx1276-Hal.c

/*
 * THE FOLLOWING FIRMWARE IS PROVIDED: (1) "AS IS" WITH NO WARRANTY; AND 
 * (2)TO ENABLE ACCESS TO CODING INFORMATION TO GUIDE AND FACILITATE CUSTOMER.
 * CONSEQUENTLY, SEMTECH SHALL NOT BE HELD LIABLE FOR ANY DIRECT, INDIRECT OR
 * CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE CONTENT
 * OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING INFORMATION
 * CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
 * 
 * Copyright (C) SEMTECH S.A.
 */
/*! 
 * \file       sx1276-Hal.c
 * \brief      SX1276 Hardware Abstraction Layer
 *
 * \version    2.0.B2 
 * \date       Nov 21 2012
 * \author     Miguel Luis
 *
 * Last modified by Miguel Luis on Jun 19 2013
 */
#include "platform.h"

#if defined( USE_SX1276_RADIO )

#include "myRadio_gpio.h"
#include "sx1276-Hal.h"


void SX1276SetReset( uint8_t state )
{
//    GPIO_InitTypeDef GPIO_InitStructure;
    
    if( state == RADIO_RESET_ON )
    {
      // Set RESET pin to 0
      RF_SX1278_RESET_L();
    }
    else
    {
      RF_SX1278_RESET_H();
    }
}

void SX1276Write( uint8_t addr, uint8_t data )
{
    SX1276WriteBuffer( addr, &data, 1 );
}

void SX1276Read( uint8_t addr, uint8_t *data )
{
    SX1276ReadBuffer( addr, data, 1 );
}

void SX1276WriteBuffer( uint8_t addr, uint8_t *buffer, uint8_t size )
{
    addr=addr|0x80;
    BOARD_SPI_NSS_L(); //NSS = 0;
    SpiReadWrite(addr);
    SpiWriteData(buffer, size);
    BOARD_SPI_NSS_H();//NSS = 1;
}

void SX1276ReadBuffer( uint8_t addr, uint8_t *buffer, uint8_t size )
{
    addr=addr&0x7F;
    BOARD_SPI_NSS_L();//NSS = 0;
    SpiReadWrite(addr);
    SpiReadData(buffer, size);
    BOARD_SPI_NSS_H();//NSS = 1;
}

void SX1276WriteFifo( uint8_t *buffer, uint8_t size )
{
    SX1276WriteBuffer( 0, buffer, size );
}

void SX1276ReadFifo( uint8_t *buffer, uint8_t size )
{
    SX1276ReadBuffer( 0, buffer, size );
}

inline uint8_t SX1276ReadDio0( void )
{
   return READ_RF_SX1278_DIO0();
}

inline uint8_t SX1276ReadDio1( void )
{
    return READ_RF_SX1278_DIO1();
}

inline uint8_t SX1276ReadDio2( void )
{
   return READ_RF_SX1278_DIO2();
}

inline uint8_t SX1276ReadDio3( void )
{
   // return IoePinGet( RF_DIO3_PIN );
  return READ_RF_SX1278_DIO3();
}

inline uint8_t SX1276ReadDio4( void )
{
  //  return IoePinGet( RF_DIO4_PIN );
  return READ_RF_SX1278_DIO4();
}

inline uint8_t SX1276ReadDio5( void )
{
   // return IoePinGet( RF_DIO5_PIN );
   return READ_RF_SX1278_DIO5();
}

inline void SX1276WriteRxTx( uint8_t txEnable )
{
    if( txEnable != 0 )
    {
       // IoePinOn( FEM_CTX_PIN );
       // IoePinOff( FEM_CPS_PIN );
    }
    else
    {
       // IoePinOff( FEM_CTX_PIN );
       // IoePinOn( FEM_CPS_PIN );
    }
}

#endif // USE_SX1276_RADIO