hal/nrf24le1/hal_nrf_hw.h

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/* Copyright (c) 2009 Nordic Semiconductor. All Rights Reserved.
 *
 * The information contained herein is confidential property of Nordic
 * Semiconductor ASA.Terms and conditions of usage are described in detail
 * in NORDIC SEMICONDUCTOR STANDARD SOFTWARE LICENSE AGREEMENT.
 *
 * Licensees are granted free, non-transferable use of the information. NO
 * WARRENTY of ANY KIND is provided. This heading must NOT be removed from
 * the file.
 *
 * $LastChangedRevision: 2513 $
 */

#ifndef HAL_NRF_LE1_H__
#define HAL_NRF_LE1_H__

#include <nrf24le1.h>

#define CSN_LOW() do {RFCSN = 0U; } while(false)

#define CSN_HIGH() do {RFCSN = 1U; } while(false)

#define CE_LOW() do {RFCE = 0U;} while(false)

#define CE_HIGH() do {RFCE = 1U;} while(false)

#define HAL_NRF_HW_SPI_WRITE(d) do{SPIRDAT = (d);} while(false)

#define HAL_NRF_HW_SPI_READ() SPIRDAT

#define HAL_NRF_HW_SPI_BUSY (!(SPIRSTAT & 0x02U))

#define CE_PULSE() do { \
  uint8_t count; \
  count = 20U; \
  CE_HIGH();  \
    while(count--) {} \
  CE_LOW();  \
  } while(false)

#endif // HAL_NRF_LE1_H__