91 lines
3.6 KiB
C
91 lines
3.6 KiB
C
/*
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* Copyright (c) 2015, Zolertia
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* All rights reserved.
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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
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* are met:
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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 the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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/* -------------------------------------------------------------------------- */
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/**
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* \addtogroup zoul
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* @{
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*
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* \defgroup remote-antenna RE-Mote Antenna switch
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*
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* Driver for the RE-Mote RF antenna switch, to enable either the internal
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* ceramic antenna or an external one connected to the uFL connector
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* @{
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*
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* \file
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* Header file for the RE-Mote RF antenna switch
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*/
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/* -------------------------------------------------------------------------- */
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#ifndef ANTENNA_SW_H_
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#define ANTENNA_SW_H_
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/* -------------------------------------------------------------------------- */
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#include <stdint.h>
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/* -------------------------------------------------------------------------- */
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#define ANTENNA_SW_SELECT_2_4GHZ 0
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#define ANTENNA_SW_SELECT_SUBGHZ (1 << ANTENNA_RF_SW_PIN)
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#define ANTENNA_SW_SELECT_ERROR (-1)
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/* -------------------------------------------------------------------------- */
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/**
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* \brief Init function for the antenna switch
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*
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* The RE-Mote platform allows to programatically select between the 2.4GHz
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* RF interface of the CC2538, or the Sub-1GHz RF interface of the CC1200.
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* The function is set to enable the Sub-1GHz as default,
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* it should be called from the contiki-main initialization process.
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*
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* \return ignored
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*/
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void antenna_sw_config(void);
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/**
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* \brief Function to select between the 2.4GHz or Sub-1GHz RF interface
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*
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* \param val Select antenna.
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* 2.4GHz : ANTENNA_SW_SELECT_2_4GHZ or
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* Sub-1GHz: ANTENNA_SW_SELECT_SUBGHZ
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* \return the selected antenna position, or ANTENNA_SW_SELECT_ERROR if not
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* previously configured
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*/
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int antenna_sw_select(uint8_t val);
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/**
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* \brief Function to read the current status of the RF switch
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*
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*
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* \return the selected antenna position, or ANTENNA_SW_SELECT_ERROR if not
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* previously configured
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*/
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int antenna_sw_get(void);
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/* -------------------------------------------------------------------------- */
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#endif /* ifndef ANTENNA_SW_H_ */
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/* -------------------------------------------------------------------------- */
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/**
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* @}
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* @}
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*/
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