180 lines
6.8 KiB
C
180 lines
6.8 KiB
C
/******************************************************************************
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* drivers/wireless/spirit/include/spirit_directrf.h
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*
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* Copyright(c) 2015 STMicroelectronics
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* Author: VMA division - AMS
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* Version 3.2.2 08-July-2015
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of STMicroelectronics nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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******************************************************************************/
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#ifndef __DRIVERS_WIRELESS_SPIRIT_INCLUDE_SPIRIT_DIRECTRF_H
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#define __DRIVERS_WIRELESS_SPIRIT_INCLUDE_SPIRIT_DIRECTRF_H
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/* This module contains functions to manage the direct Tx/Rx mode.
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* The user can choose the way to send data to Spirit through the
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* enumerative types DirectTx/DirectRx.
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*/
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/******************************************************************************
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* Included Files
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******************************************************************************/
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#include "spirit_regs.h"
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#include "spirit_types.h"
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/******************************************************************************
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* Pre-processor Definitions
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******************************************************************************/
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/* Macros used for range-checking in assertions */
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#define IS_DIRECT_TX(mode) \
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(((mode) == NORMAL_TX_MODE) || ((mode) == DIRECT_TX_FIFO_MODE) || \
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((mode) == DIRECT_TX_GPIO_MODE) || ((mode) == PN9_TX_MODE))
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#define IS_DIRECT_RX(mode) \
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(((mode) == NORMAL_RX_MODE) || ((mode) == DIRECT_RX_FIFO_MODE) || \
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((mode) == DIRECT_RX_GPIO_MODE))
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/******************************************************************************
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* Public Types
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******************************************************************************/
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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/* Direct transmission mode enumeration for SPIRIT. */
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enum spirit_directtx_e
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{
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NORMAL_TX_MODE = 0x00, /* Normal mode, no direct transmission is
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* used */
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DIRECT_TX_FIFO_MODE = 0x04, /* Source is FIFO: payload bits are
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* continuously read from the TX FIFO */
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DIRECT_TX_GPIO_MODE = 0x08, /* Source is GPIO: payload bits are
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* continuously read from one of the GPIO
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* ports and transmitted without any
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* processing */
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PN9_TX_MODE = 0x0c /* A pseudorandom binary sequence is
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* generated internally */
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};
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/* Direct receive mode enumeration for SPIRIT. */
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enum spirit_directrx_e
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{
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NORMAL_RX_MODE = 0x00, /* Normal mode, no direct reception is used */
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DIRECT_RX_FIFO_MODE = 0x10, /* Destination is FIFO: payload bits are
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* continuously written to the RX FIFO and
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* not subjected to any* processing */
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DIRECT_RX_GPIO_MODE = 0x20 /* Destination is GPIO: payload bits are
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* continuously written to one of the GPIO
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* ports and not subjected to any processing */
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};
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/******************************************************************************
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* Public Function Prototypes
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******************************************************************************/
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/******************************************************************************
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* Name: spirit_directrf_set_rxmode
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*
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* Description:
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* Sets the DirectRF RX mode of SPIRIT.
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*
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* Input Parameters:
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* spirit - Reference to a Spirit library state structure instance
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* directrx - Code of the desired mode.
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*
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* Returned Value:
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* Zero (OK) on success; A negated errno value is returned on any failure.
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*
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******************************************************************************/
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int spirit_directrf_set_rxmode(FAR struct spirit_library_s *spirit,
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enum spirit_directrx_e directrx);
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/******************************************************************************
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* Name: spirit_directrf_get_rxmode
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*
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* Description:
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* Returns the DirectRF RX mode of SPIRIT.
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*
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* Input Parameters:
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* spirit - Reference to a Spirit library state structure instance
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*
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* Returned Value:
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* Direct Rx mode.
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*
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******************************************************************************/
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enum spirit_directrx_e
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spirit_directrf_get_rxmode(FAR struct spirit_library_s *spirit);
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/******************************************************************************
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* Name: spirit_directrf_set_txmode
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*
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* Description:
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* Sets the TX mode of SPIRIT.
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*
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* Input Parameters:
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* spirit - Reference to a Spirit library state structure instance
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* directtx - Code of the desired source.
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*
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* Returned Value:
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* Zero (OK) on success; A negated errno value is returned on any failure.
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*
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******************************************************************************/
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int spirit_directrf_set_txmode(FAR struct spirit_library_s *spirit,
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enum spirit_directtx_e directtx);
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/******************************************************************************
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* Name: spirit_directrf_get_txmode
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*
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* Description:
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* Returns the DirectRF TX mode of SPIRIT.
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*
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* Input Parameters:
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* spirit - Reference to a Spirit library state structure instance
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*
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* Returned Value:
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* Direct Tx mode.
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*
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******************************************************************************/
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enum spirit_directtx_e
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spirit_directrf_get_txmode(FAR struct spirit_library_s *spirit);
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#ifdef __cplusplus
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}
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#endif
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#endif /* __DRIVERS_WIRELESS_SPIRIT_INCLUDE_SPIRIT_DIRECTRF_H */
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