nes-proj/cpu/avr/radio/rf230/radio.h

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/* Copyright (c) 2008, Swedish Institute of Computer Science
* All rights reserved.
*
* Additional fixes for AVR contributed by:
*
* Colin O'Flynn coflynn@newae.com
* Eric Gnoske egnoske@gmail.com
* Blake Leverett bleverett@gmail.com
* Mike Vidales mavida404@gmail.com
* Kevin Brown kbrown3@uccs.edu
* Nate Bohlmann nate@elfwerks.com
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name of the copyright holders nor the names of
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
/**
* \addtogroup radiorf230
* @{
*/
/**
* \file
* \brief This file contains radio driver code.
*
*/
#ifndef RADIO_H
#define RADIO_H
/*============================ INCLUDE =======================================*/
#include <stdint.h>
#include <stdbool.h>
#include "at86rf230_registermap.h"
#include "hal.h"
/*============================ MACROS ========================================*/
#define SUPPORTED_PART_NUMBER ( 2 )
#define RF230_REVA ( 1 )
#define RF230_REVB ( 2 )
#define SUPPORTED_MANUFACTURER_ID ( 31 )
#define RF230_SUPPORTED_INTERRUPT_MASK ( 0x0C )
#define RF230_MIN_CHANNEL ( 11 )
#define RF230_MAX_CHANNEL ( 26 )
#define RF230_MIN_ED_THRESHOLD ( 0 )
#define RF230_MAX_ED_THRESHOLD ( 15 )
#define RF230_MAX_TX_FRAME_LENGTH ( 127 ) /**< 127 Byte PSDU. */
#define TX_PWR_3DBM ( 0 )
#define TX_PWR_17_2DBM ( 15 )
#define BATTERY_MONITOR_HIGHEST_VOLTAGE ( 15 )
#define BATTERY_MONITOR_VOLTAGE_UNDER_THRESHOLD ( 0 )
#define BATTERY_MONITOR_HIGH_VOLTAGE ( 1 )
#define BATTERY_MONITOR_LOW_VOLTAGE ( 0 )
#define FTN_CALIBRATION_DONE ( 0 )
#define PLL_DCU_CALIBRATION_DONE ( 0 )
#define PLL_CF_CALIBRATION_DONE ( 0 )
#define RC_OSC_REFERENCE_COUNT_MAX (1.005*F_CPU*31250UL/8000000UL)
#define RC_OSC_REFERENCE_COUNT_MIN (0.995*F_CPU*31250UL/8000000UL)
/*============================ TYPEDEFS ======================================*/
/** \brief This macro defines the start value for the RADIO_* status constants.
*
* It was chosen to have this macro so that the user can define where
* the status returned from the TAT starts. This can be useful in a
* system where numerous drivers are used, and some range of status codes
* are occupied.
*
* \see radio_status_t
*/
#define RADIO_STATUS_START_VALUE ( 0x40 )
/** \brief This enumeration defines the possible return values for the TAT API
* functions.
*
* These values are defined so that they should not collide with the
* return/status codes defined in the IEEE 802.15.4 standard.
*
*/
typedef enum{
RADIO_SUCCESS = RADIO_STATUS_START_VALUE, /**< The requested service was performed successfully. */
RADIO_UNSUPPORTED_DEVICE, /**< The connected device is not an Atmel AT86RF230. */
RADIO_INVALID_ARGUMENT, /**< One or more of the supplied function arguments are invalid. */
RADIO_TIMED_OUT, /**< The requested service timed out. */
RADIO_WRONG_STATE, /**< The end-user tried to do an invalid state transition. */
RADIO_BUSY_STATE, /**< The radio transceiver is busy receiving or transmitting. */
RADIO_STATE_TRANSITION_FAILED, /**< The requested state transition could not be completed. */
RADIO_CCA_IDLE, /**< Channel is clear, available to transmit a new frame. */
RADIO_CCA_BUSY, /**< Channel busy. */
RADIO_TRX_BUSY, /**< Transceiver is busy receiving or transmitting data. */
RADIO_BAT_LOW, /**< Measured battery voltage is lower than voltage threshold. */
RADIO_BAT_OK, /**< Measured battery voltage is above the voltage threshold. */
RADIO_CRC_FAILED, /**< The CRC failed for the actual frame. */
RADIO_CHANNEL_ACCESS_FAILURE, /**< The channel access failed during the auto mode. */
RADIO_NO_ACK, /**< No acknowledge frame was received. */
}radio_status_t;
/**
* \name Transaction status codes
* \{
*/
#define TRAC_SUCCESS 0
#define TRAC_SUCCESS_DATA_PENDING 1
#define TRAC_SUCCESS_WAIT_FOR_ACK 2
#define TRAC_CHANNEL_ACCESS_FAILURE 3
#define TRAC_NO_ACK 5
#define TRAC_INVALID 7
/** \} */
/** \brief This enumeration defines the possible modes available for the
* Clear Channel Assessment algorithm.
*
* These constants are extracted from the datasheet.
*
*/
typedef enum{
CCA_ED = 0, /**< Use energy detection above threshold mode. */
CCA_CARRIER_SENSE = 1, /**< Use carrier sense mode. */
CCA_CARRIER_SENSE_WITH_ED = 2 /**< Use a combination of both energy detection and carrier sense. */
}radio_cca_mode_t;
/** \brief This enumeration defines the possible CLKM speeds.
*
* These constants are extracted from the RF230 datasheet.
*
*/
typedef enum{
CLKM_DISABLED = 0,
CLKM_1MHZ = 1,
CLKM_2MHZ = 2,
CLKM_4MHZ = 3,
CLKM_8MHZ = 4,
CLKM_16MHZ = 5
}radio_clkm_speed_t;
typedef void (*radio_rx_callback) (uint16_t data);
extern uint8_t rxMode;
/*============================ PROTOTYPES ====================================*/
radio_status_t radio_init(bool cal_rc_osc,
hal_rx_start_isr_event_handler_t rx_event,
hal_trx_end_isr_event_handler_t trx_end_event,
radio_rx_callback rx_callback);
uint8_t radio_get_saved_rssi_value(void);
uint8_t radio_get_operating_channel( void );
radio_status_t radio_set_operating_channel( uint8_t channel );
uint8_t radio_get_tx_power_level( void );
radio_status_t radio_set_tx_power_level( uint8_t power_level );
uint8_t radio_get_cca_mode( void );
uint8_t radio_get_ed_threshold( void );
radio_status_t radio_set_cca_mode( uint8_t mode, uint8_t ed_threshold );
radio_status_t radio_do_cca( void );
radio_status_t radio_get_rssi_value( uint8_t *rssi );
uint8_t radio_batmon_get_voltage_threshold( void );
uint8_t radio_batmon_get_voltage_range( void );
radio_status_t radio_batmon_configure( bool range, uint8_t voltage_threshold );
radio_status_t radio_batmon_get_status( void );
uint8_t radio_get_clock_speed( void );
radio_status_t radio_set_clock_speed( bool direct, uint8_t clock_speed );
radio_status_t radio_calibrate_filter( void );
radio_status_t radio_calibrate_pll( void );
uint8_t radio_get_trx_state( void );
radio_status_t radio_set_trx_state( uint8_t new_state );
radio_status_t radio_enter_sleep_mode( void );
radio_status_t radio_leave_sleep_mode( void );
void radio_reset_state_machine( void );
void radio_reset_trx( void );
void radio_use_auto_tx_crc( bool auto_crc_on );
radio_status_t radio_send_data( uint8_t data_length, uint8_t *data );
uint8_t radio_get_device_role( void );
void radio_set_device_role( bool i_am_coordinator );
uint16_t radio_get_pan_id( void );
void radio_set_pan_id( uint16_t new_pan_id );
uint16_t radio_get_short_address( void );
void radio_set_short_address( uint16_t new_short_address );
void radio_get_extended_address( uint8_t *extended_address );
void radio_set_extended_address( uint8_t *extended_address );
radio_status_t radio_configure_csma( uint8_t seed0, uint8_t be_csma_seed1 );
bool calibrate_rc_osc_clkm(void);
void calibrate_rc_osc_32k(void);
uint8_t * radio_frame_data(void);
uint8_t radio_frame_length(void);
#define delay_us( us ) ( _delay_loop_2( ( F_CPU / 4000000UL ) * ( us ) ) )
#endif
/** @} */
/*EOF*/