222 lines
9.4 KiB
C
222 lines
9.4 KiB
C
/* Copyright (c) 2008, Swedish Institute of Computer Science
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* All rights reserved.
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*
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* Additional fixes for AVR contributed by:
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*
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* Colin O'Flynn coflynn@newae.com
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* Eric Gnoske egnoske@gmail.com
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* Blake Leverett bleverett@gmail.com
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* Mike Vidales mavida404@gmail.com
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* Kevin Brown kbrown3@uccs.edu
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* Nate Bohlmann nate@elfwerks.com
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*
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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 are met:
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*
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* * 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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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of the copyright holders nor the names of
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* contributors may be used to endorse or promote products derived
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* from 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 "AS IS"
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* AND 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 COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/**
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* \addtogroup radiorf230
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* @{
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*/
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/**
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* \file
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* \brief This file contains radio driver code.
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*
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* $Id: radio.h,v 1.2 2008/10/14 18:37:28 c_oflynn Exp $
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*/
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#ifndef RADIO_H
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#define RADIO_H
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/*============================ INCLUDE =======================================*/
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#include <stdint.h>
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#include <stdbool.h>
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#include "at86rf230_registermap.h"
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#include "hal.h"
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/*============================ MACROS ========================================*/
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#define SUPPORTED_PART_NUMBER ( 2 )
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#define RF230_REVA ( 1 )
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#define RF230_REVB ( 2 )
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#define SUPPORTED_MANUFACTURER_ID ( 31 )
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#define RF230_SUPPORTED_INTERRUPT_MASK ( 0x0C )
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#define RF230_MIN_CHANNEL ( 11 )
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#define RF230_MAX_CHANNEL ( 26 )
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#define RF230_MIN_ED_THRESHOLD ( 0 )
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#define RF230_MAX_ED_THRESHOLD ( 15 )
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#define RF230_MAX_TX_FRAME_LENGTH ( 127 ) /**< 127 Byte PSDU. */
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#define TX_PWR_3DBM ( 0 )
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#define TX_PWR_17_2DBM ( 15 )
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#define BATTERY_MONITOR_HIGHEST_VOLTAGE ( 15 )
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#define BATTERY_MONITOR_VOLTAGE_UNDER_THRESHOLD ( 0 )
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#define BATTERY_MONITOR_HIGH_VOLTAGE ( 1 )
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#define BATTERY_MONITOR_LOW_VOLTAGE ( 0 )
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#define FTN_CALIBRATION_DONE ( 0 )
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#define PLL_DCU_CALIBRATION_DONE ( 0 )
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#define PLL_CF_CALIBRATION_DONE ( 0 )
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#define RC_OSC_REFERENCE_COUNT_MAX (1.005*F_CPU*31250UL/8000000UL)
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#define RC_OSC_REFERENCE_COUNT_MIN (0.995*F_CPU*31250UL/8000000UL)
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/*============================ TYPEDEFS ======================================*/
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/** \brief This macro defines the start value for the RADIO_* status constants.
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*
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* It was chosen to have this macro so that the user can define where
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* the status returned from the TAT starts. This can be useful in a
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* system where numerous drivers are used, and some range of status codes
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* are occupied.
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*
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* \see radio_status_t
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*/
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#define RADIO_STATUS_START_VALUE ( 0x40 )
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/** \brief This enumeration defines the possible return values for the TAT API
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* functions.
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*
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* These values are defined so that they should not collide with the
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* return/status codes defined in the IEEE 802.15.4 standard.
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*
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*/
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typedef enum{
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RADIO_SUCCESS = RADIO_STATUS_START_VALUE, /**< The requested service was performed successfully. */
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RADIO_UNSUPPORTED_DEVICE, /**< The connected device is not an Atmel AT86RF230. */
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RADIO_INVALID_ARGUMENT, /**< One or more of the supplied function arguments are invalid. */
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RADIO_TIMED_OUT, /**< The requested service timed out. */
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RADIO_WRONG_STATE, /**< The end-user tried to do an invalid state transition. */
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RADIO_BUSY_STATE, /**< The radio transceiver is busy receiving or transmitting. */
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RADIO_STATE_TRANSITION_FAILED, /**< The requested state transition could not be completed. */
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RADIO_CCA_IDLE, /**< Channel is clear, available to transmit a new frame. */
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RADIO_CCA_BUSY, /**< Channel busy. */
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RADIO_TRX_BUSY, /**< Transceiver is busy receiving or transmitting data. */
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RADIO_BAT_LOW, /**< Measured battery voltage is lower than voltage threshold. */
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RADIO_BAT_OK, /**< Measured battery voltage is above the voltage threshold. */
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RADIO_CRC_FAILED, /**< The CRC failed for the actual frame. */
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RADIO_CHANNEL_ACCESS_FAILURE, /**< The channel access failed during the auto mode. */
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RADIO_NO_ACK, /**< No acknowledge frame was received. */
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}radio_status_t;
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/**
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* \name Transaction status codes
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* \{
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*/
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#define TRAC_SUCCESS 0
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#define TRAC_SUCCESS_DATA_PENDING 1
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#define TRAC_SUCCESS_WAIT_FOR_ACK 2
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#define TRAC_CHANNEL_ACCESS_FAILURE 3
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#define TRAC_NO_ACK 5
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#define TRAC_INVALID 7
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/** \} */
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/** \brief This enumeration defines the possible modes available for the
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* Clear Channel Assessment algorithm.
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*
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* These constants are extracted from the datasheet.
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*
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*/
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typedef enum{
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CCA_ED = 0, /**< Use energy detection above threshold mode. */
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CCA_CARRIER_SENSE = 1, /**< Use carrier sense mode. */
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CCA_CARRIER_SENSE_WITH_ED = 2 /**< Use a combination of both energy detection and carrier sense. */
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}radio_cca_mode_t;
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/** \brief This enumeration defines the possible CLKM speeds.
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*
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* These constants are extracted from the RF230 datasheet.
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*
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*/
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typedef enum{
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CLKM_DISABLED = 0,
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CLKM_1MHZ = 1,
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CLKM_2MHZ = 2,
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CLKM_4MHZ = 3,
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CLKM_8MHZ = 4,
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CLKM_16MHZ = 5
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}radio_clkm_speed_t;
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typedef void (*radio_rx_callback) (uint16_t data);
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extern uint8_t rxMode;
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/*============================ PROTOTYPES ====================================*/
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radio_status_t radio_init(bool cal_rc_osc,
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hal_rx_start_isr_event_handler_t rx_event,
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hal_trx_end_isr_event_handler_t trx_end_event,
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radio_rx_callback rx_callback);
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uint8_t radio_get_saved_rssi_value(void);
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uint8_t radio_get_operating_channel( void );
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radio_status_t radio_set_operating_channel( uint8_t channel );
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uint8_t radio_get_tx_power_level( void );
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radio_status_t radio_set_tx_power_level( uint8_t power_level );
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uint8_t radio_get_cca_mode( void );
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uint8_t radio_get_ed_threshold( void );
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radio_status_t radio_set_cca_mode( uint8_t mode, uint8_t ed_threshold );
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radio_status_t radio_do_cca( void );
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radio_status_t radio_get_rssi_value( uint8_t *rssi );
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uint8_t radio_batmon_get_voltage_threshold( void );
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uint8_t radio_batmon_get_voltage_range( void );
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radio_status_t radio_batmon_configure( bool range, uint8_t voltage_threshold );
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radio_status_t radio_batmon_get_status( void );
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uint8_t radio_get_clock_speed( void );
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radio_status_t radio_set_clock_speed( bool direct, uint8_t clock_speed );
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radio_status_t radio_calibrate_filter( void );
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radio_status_t radio_calibrate_pll( void );
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uint8_t radio_get_trx_state( void );
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radio_status_t radio_set_trx_state( uint8_t new_state );
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radio_status_t radio_enter_sleep_mode( void );
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radio_status_t radio_leave_sleep_mode( void );
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void radio_reset_state_machine( void );
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void radio_reset_trx( void );
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void radio_use_auto_tx_crc( bool auto_crc_on );
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radio_status_t radio_send_data( uint8_t data_length, uint8_t *data );
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uint8_t radio_get_device_role( void );
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void radio_set_device_role( bool i_am_coordinator );
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uint16_t radio_get_pan_id( void );
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void radio_set_pan_id( uint16_t new_pan_id );
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uint16_t radio_get_short_address( void );
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void radio_set_short_address( uint16_t new_short_address );
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void radio_get_extended_address( uint8_t *extended_address );
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void radio_set_extended_address( uint8_t *extended_address );
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radio_status_t radio_configure_csma( uint8_t seed0, uint8_t be_csma_seed1 );
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bool calibrate_rc_osc_clkm(void);
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void calibrate_rc_osc_32k(void);
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uint8_t * radio_frame_data(void);
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uint8_t radio_frame_length(void);
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#define delay_us( us ) ( _delay_loop_2( ( F_CPU / 4000000UL ) * ( us ) ) )
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#endif
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/** @} */
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/*EOF*/
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