2020-07-03 18:10:33 +02:00
/*
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/ _____ ) _ | |
( ( ____ _____ ____ _ | | _ _____ ____ | | __
\ ____ \ | ___ | ( _ _ ) ___ | / ___ ) _ \
_____ ) ) ____ | | | | | | _ | ____ ( ( ___ | | | |
( ______ / | _____ ) _ | _ | _ | \ __ ) _____ ) \ ____ ) _ | | _ |
( C ) 2016 Semtech
Description : Driver for SX1280 devices
License : Revised BSD License , see LICENSE . TXT file include in the project
Maintainer : Miguel Luis , Gregory Cristian and Matthieu Verdy
*/
# ifndef __SX1280_H__
# define __SX1280_H__
# include <stdint.h>
# include <stdbool.h>
# include <math.h>
/*!
* \ brief Enables / disables driver debug features
*/
# define SX1280_DEBUG 0
/*!
* \ brief Hardware IO IRQ callback function definition
*/
typedef void ( DioIrqHandler ) ( void ) ;
/*!
* \ brief Provides the frequency of the chip running on the radio and the frequency step
*
* \ remark These defines are used for computing the frequency divider to set the RF frequency
*/
# define XTAL_FREQ 52000000
# define FREQ_STEP ( ( double )( XTAL_FREQ / pow( 2.0, 18.0 ) ) )
/*!
* \ brief Compensation delay for SetAutoTx / Rx functions in microseconds
*/
# define AUTO_RX_TX_OFFSET 33
/*!
* \ brief The address of the register holding the firmware version MSB
*/
# define REG_LR_FIRMWARE_VERSION_MSB 0x0153
/*!
* \ brief The address of the register holding the first byte defining the CRC seed
*
* \ remark Only used for packet types GFSK and Flrc
*/
# define REG_LR_CRCSEEDBASEADDR 0x09C8
/*!
* \ brief The address of the register holding the first byte defining the CRC polynomial
*
* \ remark Only used for packet types GFSK and Flrc
*/
# define REG_LR_CRCPOLYBASEADDR 0x09C6
/*!
* \ brief The address of the register holding the first byte defining the whitening seed
*
* \ remark Only used for packet types GFSK , FLRC and BLE
*/
# define REG_LR_WHITSEEDBASEADDR 0x09C5
/*!
* \ brief The address of the register holding the ranging id check length
*
* \ remark Only used for packet type Ranging
*/
# define REG_LR_RANGINGIDCHECKLENGTH 0x0931
/*!
* \ brief The address of the register holding the device ranging id
*
* \ remark Only used for packet type Ranging
*/
# define REG_LR_DEVICERANGINGADDR 0x0916
/*!
* \ brief The address of the register holding the device ranging id
*
* \ remark Only used for packet type Ranging
*/
# define REG_LR_REQUESTRANGINGADDR 0x0912
/*!
* \ brief The address of the register holding ranging results configuration
* and the corresponding mask
*
* \ remark Only used for packet type Ranging
*/
# define REG_LR_RANGINGRESULTCONFIG 0x0924
# define MASK_RANGINGMUXSEL 0xCF
/*!
* \ brief The address of the register holding the first byte of ranging results
* Only used for packet type Ranging
*/
# define REG_LR_RANGINGRESULTBASEADDR 0x0961
/*!
* \ brief The address of the register allowing to read ranging results
*
* \ remark Only used for packet type Ranging
*/
# define REG_LR_RANGINGRESULTSFREEZE 0x097F
/*!
* \ brief The address of the register holding the first byte of ranging calibration
*
* \ remark Only used for packet type Ranging
*/
# define REG_LR_RANGINGRERXTXDELAYCAL 0x092C
/*!
* \ brief The address of the register holding the ranging filter window size
*
* \ remark Only used for packet type Ranging
*/
# define REG_LR_RANGINGFILTERWINDOWSIZE 0x091E
/*!
* \ brief The address of the register to reset for clearing ranging filter
*
* \ remark Only used for packet type Ranging
*/
# define REG_LR_RANGINGRESULTCLEARREG 0x0923
# define REG_RANGING_RSSI 0x0964
/*!
* \ brief The default number of samples considered in built - in ranging filter
*/
# define DEFAULT_RANGING_FILTER_SIZE 127
/*!
* \ brief The address of the register holding LORA packet parameters
*/
# define REG_LR_PACKETPARAMS 0x903
/*!
* \ brief The address of the register holding payload length
*
* \ remark Do NOT try to read it directly . Use GetRxBuffer ( ) instead .
*/
# define REG_LR_PAYLOADLENGTH 0x901
/*!
* \ brief The address of the instruction RAM and its size
*/
# define IRAM_START_ADDRESS 0x8000
# define IRAM_SIZE 0x4000
/*!
* \ brief The addresses of the registers holding SyncWords values
*
* \ remark The addresses depends on the Packet Type in use , and not all
* SyncWords are available for every Packet Type
*/
# define REG_LR_SYNCWORDBASEADDRESS1 0x09CE
# define REG_LR_SYNCWORDBASEADDRESS2 0x09D3
# define REG_LR_SYNCWORDBASEADDRESS3 0x09D8
/*!
* \ brief The MSB address and mask used to read the estimated frequency
* error
*/
# define REG_LR_ESTIMATED_FREQUENCY_ERROR_MSB 0x0954
# define REG_LR_ESTIMATED_FREQUENCY_ERROR_MASK 0x0FFFFF
/*!
* \ brief Defines how many bit errors are tolerated in sync word detection
*/
# define REG_LR_SYNCWORDTOLERANCE 0x09CD
/*!
* \ brief Register for MSB Access Address ( BLE )
*/
# define REG_LR_BLE_ACCESS_ADDRESS 0x09CF
# define BLE_ADVERTIZER_ACCESS_ADDRESS 0x8E89BED6
/*!
* \ brief Register address and mask for LNA regime selection
*/
# define REG_LNA_REGIME 0x0891
# define MASK_LNA_REGIME 0xC0
/*!
* \ brief Register and mask enabling manual gain control
*/
# define REG_ENABLE_MANUAL_GAIN_CONTROL 0x089F
# define MASK_MANUAL_GAIN_CONTROL 0x80
/*!
* \ brief Register and mask controlling demodulation detection
*/
# define REG_DEMOD_DETECTION 0x0895
# define MASK_DEMOD_DETECTION 0xFE
/*!
* \ brief Register and mask setting manual gain value
*/
# define REG_MANUAL_GAIN_VALUE 0x089E
# define MASK_MANUAL_GAIN_VALUE 0xF0
/*!
* \ brief Selector values to configure LNA regime
*/
typedef enum {
LNA_LOW_POWER_MODE , //!< Allow maximum efficiency of sx1280 (default)
LNA_HIGH_SENSITIVITY_MODE , //!< Allow to use highest three steps of LNA gain and increase current consumption
} RadioLnaSettings_t ;
/*!
* \ brief Structure describing the radio status
*/
typedef union
{
/*!
* \ brief Structure of the radio status
*/
struct
{
uint8_t CpuBusy : 1 ; //!< Flag for CPU radio busy
uint8_t DmaBusy : 1 ; //!< Flag for DMA busy
uint8_t CmdStatus : 3 ; //!< Command status
uint8_t ChipMode : 3 ; //!< Chip mode
} Fields ;
/*!
* \ brief Serialized radio status
*/
uint8_t Value ;
} RadioStatus_t ;
/*!
* \ brief Represents the states of the radio
*/
typedef enum
{
RF_IDLE = 0x00 , //!< The radio is idle
RF_RX_RUNNING , //!< The radio is in reception state
RF_TX_RUNNING , //!< The radio is in transmission state
RF_CAD , //!< The radio is doing channel activity detection
} RadioStates_t ;
/*!
* \ brief Represents the operating mode the radio is actually running
*/
typedef enum
{
MODE_SLEEP = 0x00 , //! The radio is in sleep mode
MODE_STDBY_RC , //! The radio is in standby mode with RC oscillator
MODE_STDBY_XOSC , //! The radio is in standby mode with XOSC oscillator
MODE_FS , //! The radio is in frequency synthesis mode
MODE_TX , //! The radio is in transmit mode
MODE_RX , //! The radio is in receive mode
MODE_CAD //! The radio is in channel activity detection mode
} RadioOperatingModes_t ;
/*!
* \ brief Declares the oscillator in use while in standby mode
*
* Using the STDBY_RC standby mode allow to reduce the energy consumption
* STDBY_XOSC should be used for time critical applications
*/
typedef enum
{
STDBY_RC = 0x00 ,
STDBY_XOSC = 0x01 ,
} RadioStandbyModes_t ;
/*!
* \ brief Declares the power regulation used to power the device
*
* This command allows the user to specify if DC - DC or LDO is used for power regulation .
* Using only LDO implies that the Rx or Tx current is doubled
*/
typedef enum
{
USE_LDO = 0x00 , //! Use LDO (default value)
USE_DCDC = 0x01 , //! Use DCDC
} RadioRegulatorModes_t ;
/*!
* \ brief Represents the possible packet type ( i . e . modem ) used
*/
typedef enum
{
PACKET_TYPE_GFSK = 0x00 ,
PACKET_TYPE_LORA ,
PACKET_TYPE_RANGING ,
PACKET_TYPE_FLRC ,
PACKET_TYPE_BLE ,
PACKET_TYPE_NONE = 0x0F ,
} RadioPacketTypes_t ;
/*!
* \ brief Represents the ramping time for power amplifier
*/
typedef enum
{
RADIO_RAMP_02_US = 0x00 ,
RADIO_RAMP_04_US = 0x20 ,
RADIO_RAMP_06_US = 0x40 ,
RADIO_RAMP_08_US = 0x60 ,
RADIO_RAMP_10_US = 0x80 ,
RADIO_RAMP_12_US = 0xA0 ,
RADIO_RAMP_16_US = 0xC0 ,
RADIO_RAMP_20_US = 0xE0 ,
} RadioRampTimes_t ;
/*!
* \ brief Represents the number of symbols to be used for channel activity detection operation
*/
typedef enum
{
LORA_CAD_01_SYMBOL = 0x00 ,
LORA_CAD_02_SYMBOL = 0x20 ,
LORA_CAD_04_SYMBOL = 0x40 ,
LORA_CAD_08_SYMBOL = 0x60 ,
LORA_CAD_16_SYMBOL = 0x80 ,
} RadioLoRaCadSymbols_t ;
/*!
* \ brief Represents the possible combinations of bitrate and bandwidth for
* GFSK and BLE packet types
*
* The bitrate is expressed in Mb / s and the bandwidth in MHz
*/
typedef enum
{
GFSK_BLE_BR_2_000_BW_2_4 = 0x04 ,
GFSK_BLE_BR_1_600_BW_2_4 = 0x28 ,
GFSK_BLE_BR_1_000_BW_2_4 = 0x4C ,
GFSK_BLE_BR_1_000_BW_1_2 = 0x45 ,
GFSK_BLE_BR_0_800_BW_2_4 = 0x70 ,
GFSK_BLE_BR_0_800_BW_1_2 = 0x69 ,
GFSK_BLE_BR_0_500_BW_1_2 = 0x8D ,
GFSK_BLE_BR_0_500_BW_0_6 = 0x86 ,
GFSK_BLE_BR_0_400_BW_1_2 = 0xB1 ,
GFSK_BLE_BR_0_400_BW_0_6 = 0xAA ,
GFSK_BLE_BR_0_250_BW_0_6 = 0xCE ,
GFSK_BLE_BR_0_250_BW_0_3 = 0xC7 ,
GFSK_BLE_BR_0_125_BW_0_3 = 0xEF ,
} RadioGfskBleBitrates_t ;
/*!
* \ brief Represents the modulation index used in GFSK and BLE packet
* types
*/
typedef enum
{
GFSK_BLE_MOD_IND_0_35 = 0 ,
GFSK_BLE_MOD_IND_0_50 = 1 ,
GFSK_BLE_MOD_IND_0_75 = 2 ,
GFSK_BLE_MOD_IND_1_00 = 3 ,
GFSK_BLE_MOD_IND_1_25 = 4 ,
GFSK_BLE_MOD_IND_1_50 = 5 ,
GFSK_BLE_MOD_IND_1_75 = 6 ,
GFSK_BLE_MOD_IND_2_00 = 7 ,
GFSK_BLE_MOD_IND_2_25 = 8 ,
GFSK_BLE_MOD_IND_2_50 = 9 ,
GFSK_BLE_MOD_IND_2_75 = 10 ,
GFSK_BLE_MOD_IND_3_00 = 11 ,
GFSK_BLE_MOD_IND_3_25 = 12 ,
GFSK_BLE_MOD_IND_3_50 = 13 ,
GFSK_BLE_MOD_IND_3_75 = 14 ,
GFSK_BLE_MOD_IND_4_00 = 15 ,
} RadioGfskBleModIndexes_t ;
/*!
* \ brief Represents the possible combination of bitrate and bandwidth for FLRC
* packet type
*
* The bitrate is in Mb / s and the bitrate in MHz
*/
typedef enum
{
FLRC_BR_2_600_BW_2_4 = 0x04 ,
FLRC_BR_2_080_BW_2_4 = 0x28 ,
FLRC_BR_1_300_BW_1_2 = 0x45 ,
FLRC_BR_1_040_BW_1_2 = 0x69 ,
FLRC_BR_0_650_BW_0_6 = 0x86 ,
FLRC_BR_0_520_BW_0_6 = 0xAA ,
FLRC_BR_0_325_BW_0_3 = 0xC7 ,
FLRC_BR_0_260_BW_0_3 = 0xEB ,
} RadioFlrcBitrates_t ;
/*!
* \ brief Represents the possible values for coding rate parameter in FLRC
* packet type
*/
typedef enum
{
FLRC_CR_1_2 = 0x00 ,
FLRC_CR_3_4 = 0x02 ,
FLRC_CR_1_0 = 0x04 ,
} RadioFlrcCodingRates_t ;
/*!
* \ brief Represents the modulation shaping parameter for GFSK , FLRC and BLE
* packet types
*/
typedef enum
{
RADIO_MOD_SHAPING_BT_OFF = 0x00 , //! No filtering
RADIO_MOD_SHAPING_BT_1_0 = 0x10 ,
RADIO_MOD_SHAPING_BT_0_5 = 0x20 ,
} RadioModShapings_t ;
/*!
* \ brief Represents the possible spreading factor values in LORA packet types
*/
typedef enum
{
LORA_SF5 = 0x50 ,
LORA_SF6 = 0x60 ,
LORA_SF7 = 0x70 ,
LORA_SF8 = 0x80 ,
LORA_SF9 = 0x90 ,
LORA_SF10 = 0xA0 ,
LORA_SF11 = 0xB0 ,
LORA_SF12 = 0xC0 ,
} RadioLoRaSpreadingFactors_t ;
/*!
* \ brief Represents the bandwidth values for LORA packet type
*/
typedef enum
{
LORA_BW_0200 = 0x34 ,
LORA_BW_0400 = 0x26 ,
LORA_BW_0800 = 0x18 ,
LORA_BW_1600 = 0x0A ,
} RadioLoRaBandwidths_t ;
/*!
* \ brief Represents the coding rate values for LORA packet type
*/
typedef enum
{
LORA_CR_4_5 = 0x01 ,
LORA_CR_4_6 = 0x02 ,
LORA_CR_4_7 = 0x03 ,
LORA_CR_4_8 = 0x04 ,
LORA_CR_LI_4_5 = 0x05 ,
LORA_CR_LI_4_6 = 0x06 ,
LORA_CR_LI_4_7 = 0x07 ,
} RadioLoRaCodingRates_t ;
/*!
* \ brief Represents the preamble length values for GFSK and FLRC packet
* types
*/
typedef enum
{
PREAMBLE_LENGTH_04_BITS = 0x00 , //!< Preamble length: 04 bits
PREAMBLE_LENGTH_08_BITS = 0x10 , //!< Preamble length: 08 bits
PREAMBLE_LENGTH_12_BITS = 0x20 , //!< Preamble length: 12 bits
PREAMBLE_LENGTH_16_BITS = 0x30 , //!< Preamble length: 16 bits
PREAMBLE_LENGTH_20_BITS = 0x40 , //!< Preamble length: 20 bits
PREAMBLE_LENGTH_24_BITS = 0x50 , //!< Preamble length: 24 bits
PREAMBLE_LENGTH_28_BITS = 0x60 , //!< Preamble length: 28 bits
PREAMBLE_LENGTH_32_BITS = 0x70 , //!< Preamble length: 32 bits
} RadioPreambleLengths_t ;
/*!
* \ brief Represents the SyncWord length for FLRC packet type
*/
typedef enum
{
FLRC_NO_SYNCWORD = 0x00 ,
FLRC_SYNCWORD_LENGTH_4_BYTE = 0x04 ,
} RadioFlrcSyncWordLengths_t ;
/*!
* \ brief The length of sync words for GFSK packet type
*/
typedef enum
{
GFSK_SYNCWORD_LENGTH_1_BYTE = 0x00 , //!< Sync word length: 1 byte
GFSK_SYNCWORD_LENGTH_2_BYTE = 0x02 , //!< Sync word length: 2 bytes
GFSK_SYNCWORD_LENGTH_3_BYTE = 0x04 , //!< Sync word length: 3 bytes
GFSK_SYNCWORD_LENGTH_4_BYTE = 0x06 , //!< Sync word length: 4 bytes
GFSK_SYNCWORD_LENGTH_5_BYTE = 0x08 , //!< Sync word length: 5 bytes
} RadioSyncWordLengths_t ;
/*!
* \ brief Represents the possible combinations of SyncWord correlators
* activated for GFSK and FLRC packet types
*/
typedef enum
{
RADIO_RX_MATCH_SYNCWORD_OFF = 0x00 , //!< No correlator turned on, i.e. do not search for SyncWord
RADIO_RX_MATCH_SYNCWORD_1 = 0x10 ,
RADIO_RX_MATCH_SYNCWORD_2 = 0x20 ,
RADIO_RX_MATCH_SYNCWORD_1_2 = 0x30 ,
RADIO_RX_MATCH_SYNCWORD_3 = 0x40 ,
RADIO_RX_MATCH_SYNCWORD_1_3 = 0x50 ,
RADIO_RX_MATCH_SYNCWORD_2_3 = 0x60 ,
RADIO_RX_MATCH_SYNCWORD_1_2_3 = 0x70 ,
} RadioSyncWordRxMatchs_t ;
/*!
* \ brief Radio packet length mode for GFSK and FLRC packet types
*/
typedef enum
{
RADIO_PACKET_FIXED_LENGTH = 0x00 , //!< The packet is known on both sides, no header included in the packet
RADIO_PACKET_VARIABLE_LENGTH = 0x20 , //!< The packet is on variable size, header included
} RadioPacketLengthModes_t ;
/*!
* \ brief Represents the CRC length for GFSK and FLRC packet types
*
* \ warning Not all configurations are available for both GFSK and FLRC
* packet type . Refer to the datasheet for possible configuration .
*/
typedef enum
{
RADIO_CRC_OFF = 0x00 , //!< No CRC in use
RADIO_CRC_1_BYTES = 0x10 ,
RADIO_CRC_2_BYTES = 0x20 ,
RADIO_CRC_3_BYTES = 0x30 ,
} RadioCrcTypes_t ;
/*!
* \ brief Radio whitening mode activated or deactivated for GFSK , FLRC and
* BLE packet types
*/
typedef enum
{
RADIO_WHITENING_ON = 0x00 ,
RADIO_WHITENING_OFF = 0x08 ,
} RadioWhiteningModes_t ;
/*!
* \ brief Holds the packet length mode of a LORA packet type
*/
typedef enum
{
LORA_PACKET_VARIABLE_LENGTH = 0x00 , //!< The packet is on variable size, header included
LORA_PACKET_FIXED_LENGTH = 0x80 , //!< The packet is known on both sides, no header included in the packet
LORA_PACKET_EXPLICIT = LORA_PACKET_VARIABLE_LENGTH ,
LORA_PACKET_IMPLICIT = LORA_PACKET_FIXED_LENGTH ,
} RadioLoRaPacketLengthsModes_t ;
/*!
* \ brief Represents the CRC mode for LORA packet type
*/
typedef enum
{
LORA_CRC_ON = 0x20 , //!< CRC activated
LORA_CRC_OFF = 0x00 , //!< CRC not used
} RadioLoRaCrcModes_t ;
/*!
* \ brief Represents the IQ mode for LORA packet type
*/
typedef enum
{
LORA_IQ_NORMAL = 0x40 ,
LORA_IQ_INVERTED = 0x00 ,
} RadioLoRaIQModes_t ;
/*!
* \ brief Represents the length of the ID to check in ranging operation
*/
typedef enum
{
RANGING_IDCHECK_LENGTH_08_BITS = 0x00 ,
RANGING_IDCHECK_LENGTH_16_BITS ,
RANGING_IDCHECK_LENGTH_24_BITS ,
RANGING_IDCHECK_LENGTH_32_BITS ,
} RadioRangingIdCheckLengths_t ;
/*!
* \ brief Represents the result type to be used in ranging operation
*/
typedef enum
{
RANGING_RESULT_RAW = 0x00 ,
RANGING_RESULT_AVERAGED = 0x01 ,
RANGING_RESULT_DEBIASED = 0x02 ,
RANGING_RESULT_FILTERED = 0x03 ,
} RadioRangingResultTypes_t ;
/*!
* \ brief Represents the connection state for BLE packet type
*/
typedef enum
{
BLE_PAYLOAD_LENGTH_MAX_31_BYTES = 0x00 ,
BLE_PAYLOAD_LENGTH_MAX_37_BYTES = 0x20 ,
BLE_TX_TEST_MODE = 0x40 ,
BLE_PAYLOAD_LENGTH_MAX_255_BYTES = 0x80 ,
} RadioBleConnectionStates_t ;
/*!
* \ brief Represents the CRC field length for BLE packet type
*/
typedef enum
{
BLE_CRC_OFF = 0x00 ,
BLE_CRC_3B = 0x10 ,
} RadioBleCrcFields_t ;
/*!
* \ brief Represents the specific packets to use in BLE packet type
*/
typedef enum
{
BLE_PRBS_9 = 0x00 , //!< Pseudo Random Binary Sequence based on 9th degree polynomial
BLE_PRBS_15 = 0x0C , //!< Pseudo Random Binary Sequence based on 15th degree polynomial
BLE_EYELONG_1_0 = 0x04 , //!< Repeated '11110000' sequence
BLE_EYELONG_0_1 = 0x18 , //!< Repeated '00001111' sequence
BLE_EYESHORT_1_0 = 0x08 , //!< Repeated '10101010' sequence
BLE_EYESHORT_0_1 = 0x1C , //!< Repeated '01010101' sequence
BLE_ALL_1 = 0x10 , //!< Repeated '11111111' sequence
BLE_ALL_0 = 0x14 , //!< Repeated '00000000' sequence
} RadioBlePacketTypes_t ;
/*!
* \ brief Represents the interruption masks available for the radio
*
* \ remark Note that not all these interruptions are available for all packet types
*/
typedef enum
{
IRQ_RADIO_NONE = 0x0000 ,
IRQ_TX_DONE = 0x0001 ,
IRQ_RX_DONE = 0x0002 ,
IRQ_SYNCWORD_VALID = 0x0004 ,
IRQ_SYNCWORD_ERROR = 0x0008 ,
IRQ_HEADER_VALID = 0x0010 ,
IRQ_HEADER_ERROR = 0x0020 ,
IRQ_CRC_ERROR = 0x0040 ,
IRQ_RANGING_SLAVE_RESPONSE_DONE = 0x0080 ,
IRQ_RANGING_SLAVE_REQUEST_DISCARDED = 0x0100 ,
IRQ_RANGING_MASTER_RESULT_VALID = 0x0200 ,
IRQ_RANGING_MASTER_RESULT_TIMEOUT = 0x0400 ,
IRQ_RANGING_SLAVE_REQUEST_VALID = 0x0800 ,
IRQ_CAD_DONE = 0x1000 ,
IRQ_CAD_ACTIVITY_DETECTED = 0x2000 ,
IRQ_RX_TX_TIMEOUT = 0x4000 ,
IRQ_PREAMBLE_DETECTED = 0x8000 ,
IRQ_RADIO_ALL = 0xFFFF ,
} RadioIrqMasks_t ;
/*!
* \ brief Represents the digital input / output of the radio
*/
typedef enum
{
RADIO_DIO1 = 0x02 ,
RADIO_DIO2 = 0x04 ,
RADIO_DIO3 = 0x08 ,
} RadioDios_t ;
/*!
* \ brief Represents the tick size available for Rx / Tx timeout operations
*/
typedef enum
{
RADIO_TICK_SIZE_0015_US = 0x00 ,
RADIO_TICK_SIZE_0062_US = 0x01 ,
RADIO_TICK_SIZE_1000_US = 0x02 ,
RADIO_TICK_SIZE_4000_US = 0x03 ,
} RadioTickSizes_t ;
/*!
* \ brief Represents the role of the radio during ranging operations
*/
typedef enum
{
RADIO_RANGING_ROLE_SLAVE = 0x00 ,
RADIO_RANGING_ROLE_MASTER = 0x01 ,
} RadioRangingRoles_t ;
/*!
* \ brief Represents all possible opcode understood by the radio
*/
typedef enum RadioCommands_u
{
RADIO_GET_STATUS = 0xC0 ,
RADIO_WRITE_REGISTER = 0x18 ,
RADIO_READ_REGISTER = 0x19 ,
RADIO_WRITE_BUFFER = 0x1A ,
RADIO_READ_BUFFER = 0x1B ,
RADIO_SET_SLEEP = 0x84 ,
RADIO_SET_STANDBY = 0x80 ,
RADIO_SET_FS = 0xC1 ,
RADIO_SET_TX = 0x83 ,
RADIO_SET_RX = 0x82 ,
RADIO_SET_RXDUTYCYCLE = 0x94 ,
RADIO_SET_CAD = 0xC5 ,
RADIO_SET_TXCONTINUOUSWAVE = 0xD1 ,
RADIO_SET_TXCONTINUOUSPREAMBLE = 0xD2 ,
RADIO_SET_PACKETTYPE = 0x8A ,
RADIO_GET_PACKETTYPE = 0x03 ,
RADIO_SET_RFFREQUENCY = 0x86 ,
RADIO_SET_TXPARAMS = 0x8E ,
RADIO_SET_CADPARAMS = 0x88 ,
RADIO_SET_BUFFERBASEADDRESS = 0x8F ,
RADIO_SET_MODULATIONPARAMS = 0x8B ,
RADIO_SET_PACKETPARAMS = 0x8C ,
RADIO_GET_RXBUFFERSTATUS = 0x17 ,
RADIO_GET_PACKETSTATUS = 0x1D ,
RADIO_GET_RSSIINST = 0x1F ,
RADIO_SET_DIOIRQPARAMS = 0x8D ,
RADIO_GET_IRQSTATUS = 0x15 ,
RADIO_CLR_IRQSTATUS = 0x97 ,
RADIO_CALIBRATE = 0x89 ,
RADIO_SET_REGULATORMODE = 0x96 ,
RADIO_SET_SAVECONTEXT = 0xD5 ,
RADIO_SET_AUTOTX = 0x98 ,
RADIO_SET_AUTOFS = 0x9E ,
RADIO_SET_LONGPREAMBLE = 0x9B ,
RADIO_SET_UARTSPEED = 0x9D ,
RADIO_SET_RANGING_ROLE = 0xA3 ,
} RadioCommands_t ;
/*!
* \ brief Represents an amount of time measurable by the radio clock
*
* @ code
* Time = Step * NbSteps
* Example :
* Step = RADIO_TICK_SIZE_4000_US ( 4 ms )
* NbSteps = 1000
* Time = 4e-3 * 1000 = 4 seconds
* @ endcode
*/
typedef struct TickTime_s
{
RadioTickSizes_t Step ; //!< The step of ticktime
/*!
* \ brief The number of steps for ticktime
* Special values are :
* - 0x0000 for single mode
* - 0xFFFF for continuous mode
*/
uint16_t NbSteps ;
} TickTime_t ;
/*!
* \ brief RX_TX_CONTINUOUS and RX_TX_SINGLE are two particular values for TickTime .
* The former keep the radio in Rx or Tx mode , even after successfull reception
* or transmission . It should never generate Timeout interrupt .
* The later let the radio enought time to make one reception or transmission .
* No Timeout interrupt is generated , and the radio fall in StandBy mode after
* reception or transmission .
*/
# define RX_TX_CONTINUOUS ( TickTime_t ){ RADIO_TICK_SIZE_0015_US, 0xFFFF }
# define RX_TX_SINGLE ( TickTime_t ){ RADIO_TICK_SIZE_0015_US, 0 }
/*!
* \ brief The type describing the modulation parameters for every packet types
*/
typedef struct
{
RadioPacketTypes_t PacketType ; //!< Packet to which the modulation parameters are referring to.
// union
struct
{
/*!
* \ brief Holds the GFSK modulation parameters
*
* In GFSK modulation , the bit - rate and bandwidth are linked together . In this structure , its values are set using the same token .
*/
struct
{
RadioGfskBleBitrates_t BitrateBandwidth ; //!< The bandwidth and bit-rate values for BLE and GFSK modulations
RadioGfskBleModIndexes_t ModulationIndex ; //!< The coding rate for BLE and GFSK modulations
RadioModShapings_t ModulationShaping ; //!< The modulation shaping for BLE and GFSK modulations
} Gfsk ;
/*!
* \ brief Holds the LORA modulation parameters
*
* LORA modulation is defined by Spreading Factor ( SF ) , Bandwidth and Coding Rate
*/
struct
{
RadioLoRaSpreadingFactors_t SpreadingFactor ; //!< Spreading Factor for the LORA modulation
RadioLoRaBandwidths_t Bandwidth ; //!< Bandwidth for the LORA modulation
RadioLoRaCodingRates_t CodingRate ; //!< Coding rate for the LORA modulation
} LoRa ;
/*!
* \ brief Holds the FLRC modulation parameters
*
* In FLRC modulation , the bit - rate and bandwidth are linked together . In this structure , its values are set using the same token .
*/
struct
{
RadioFlrcBitrates_t BitrateBandwidth ; //!< The bandwidth and bit-rate values for FLRC modulation
RadioFlrcCodingRates_t CodingRate ; //!< The coding rate for FLRC modulation
RadioModShapings_t ModulationShaping ; //!< The modulation shaping for FLRC modulation
} Flrc ;
/*!
* \ brief Holds the BLE modulation parameters
*
* In BLE modulation , the bit - rate and bandwidth are linked together . In this structure , its values are set using the same token .
*/
struct
{
RadioGfskBleBitrates_t BitrateBandwidth ; //!< The bandwidth and bit-rate values for BLE and GFSK modulations
RadioGfskBleModIndexes_t ModulationIndex ; //!< The coding rate for BLE and GFSK modulations
RadioModShapings_t ModulationShaping ; //!< The modulation shaping for BLE and GFSK modulations
} Ble ;
} Params ; //!< Holds the modulation parameters structure
} ModulationParams_t ;
/*!
* \ brief Structure describing the error codes for callback functions
*/
typedef enum
{
IRQ_HEADER_ERROR_CODE = 0x00 ,
IRQ_SYNCWORD_ERROR_CODE ,
IRQ_CRC_ERROR_CODE ,
IRQ_RANGING_ON_LORA_ERROR_CODE ,
} IrqErrorCode_t ;
/*!
* \ brief Structure describing the ranging codes for callback functions
*/
typedef enum
{
IRQ_RANGING_SLAVE_ERROR_CODE = 0x00 ,
IRQ_RANGING_SLAVE_VALID_CODE ,
IRQ_RANGING_MASTER_ERROR_CODE ,
IRQ_RANGING_MASTER_VALID_CODE ,
} IrqRangingCode_t ;
/*!
* \ brief The radio callbacks structure
* Holds function pointers to be called on radio interrupts
*/
typedef struct
{
void ( * txDone ) ( void ) ; //!< Pointer to a function run on successful transmission
void ( * rxDone ) ( void ) ; //!< Pointer to a function run on successful reception
void ( * rxSyncWordDone ) ( void ) ; //!< Pointer to a function run on successful SyncWord reception
void ( * rxHeaderDone ) ( void ) ; //!< Pointer to a function run on successful Header reception
void ( * txTimeout ) ( void ) ; //!< Pointer to a function run on transmission timeout
void ( * rxTimeout ) ( void ) ; //!< Pointer to a function run on reception timeout
void ( * rxError ) ( IrqErrorCode_t errCode ) ; //!< Pointer to a function run on reception error
void ( * rangingDone ) ( IrqRangingCode_t val ) ; //!< Pointer to a function run on ranging terminated
void ( * cadDone ) ( bool cadFlag ) ; //!< Pointer to a function run on channel activity detected
} RadioCallbacks_t ;
/*!
* \ brief The type describing the packet parameters for every packet types
*/
typedef struct
{
RadioPacketTypes_t PacketType ; //!< Packet to which the packet parameters are referring to.
// union
struct
{
/*!
* \ brief Holds the GFSK packet parameters
*/
struct
{
RadioPreambleLengths_t PreambleLength ; //!< The preamble length for GFSK packet type
RadioSyncWordLengths_t SyncWordLength ; //!< The synchronization word length for GFSK packet type
RadioSyncWordRxMatchs_t SyncWordMatch ; //!< The synchronization correlator to use to check synchronization word
RadioPacketLengthModes_t HeaderType ; //!< If the header is explicit, it will be transmitted in the GFSK packet. If the header is implicit, it will not be transmitted
uint8_t PayloadLength ; //!< Size of the payload in the GFSK packet
RadioCrcTypes_t CrcLength ; //!< Size of the CRC block in the GFSK packet
RadioWhiteningModes_t Whitening ; //!< Usage of whitening on payload and CRC blocks plus header block if header type is variable
} Gfsk ;
/*!
* \ brief Holds the LORA packet parameters
*/
struct
{
uint8_t PreambleLength ; //!< The preamble length is the number of LORA symbols in the preamble. To set it, use the following formula @code Number of symbols = PreambleLength[3:0] * ( 2^PreambleLength[7:4] ) @endcode
RadioLoRaPacketLengthsModes_t HeaderType ; //!< If the header is explicit, it will be transmitted in the LORA packet. If the header is implicit, it will not be transmitted
uint8_t PayloadLength ; //!< Size of the payload in the LORA packet
RadioLoRaCrcModes_t CrcMode ; //!< Size of CRC block in LORA packet
RadioLoRaIQModes_t InvertIQ ; //!< Allows to swap IQ for LORA packet
} LoRa ;
/*!
* \ brief Holds the FLRC packet parameters
*/
struct
{
RadioPreambleLengths_t PreambleLength ; //!< The preamble length for FLRC packet type
RadioFlrcSyncWordLengths_t SyncWordLength ; //!< The synchronization word length for FLRC packet type
RadioSyncWordRxMatchs_t SyncWordMatch ; //!< The synchronization correlator to use to check synchronization word
RadioPacketLengthModes_t HeaderType ; //!< If the header is explicit, it will be transmitted in the FLRC packet. If the header is implicit, it will not be transmitted.
uint8_t PayloadLength ; //!< Size of the payload in the FLRC packet
RadioCrcTypes_t CrcLength ; //!< Size of the CRC block in the FLRC packet
RadioWhiteningModes_t Whitening ; //!< Usage of whitening on payload and CRC blocks plus header block if header type is variable
} Flrc ;
/*!
* \ brief Holds the BLE packet parameters
*/
struct
{
RadioBleConnectionStates_t ConnectionState ; //!< The BLE state
RadioBleCrcFields_t CrcField ; //!< Size of the CRC block in the BLE packet
RadioBlePacketTypes_t BlePacketType ; //!< Special BLE packet types
RadioWhiteningModes_t Whitening ; //!< Usage of whitening on PDU and CRC blocks of BLE packet
} Ble ;
} Params ; //!< Holds the packet parameters structure
} PacketParams_t ;
/*!
* \ brief Represents the packet status for every packet type
*/
typedef struct
{
RadioPacketTypes_t packetType ; //!< Packet to which the packet status are referring to.
union
{
struct
{
int8_t RssiAvg ; //!< The averaged RSSI
int8_t RssiSync ; //!< The RSSI measured on last packet
struct
{
bool SyncError : 1 ; //!< SyncWord error on last packet
bool LengthError : 1 ; //!< Length error on last packet
bool CrcError : 1 ; //!< CRC error on last packet
bool AbortError : 1 ; //!< Abort error on last packet
bool HeaderReceived : 1 ; //!< Header received on last packet
bool PacketReceived : 1 ; //!< Packet received
bool PacketControlerBusy : 1 ; //!< Packet controller busy
} ErrorStatus ; //!< The error status Byte
struct
{
bool RxNoAck : 1 ; //!< No acknowledgment received for Rx with variable length packets
bool PacketSent : 1 ; //!< Packet sent, only relevant in Tx mode
} TxRxStatus ; //!< The Tx/Rx status Byte
uint8_t SyncAddrStatus : 3 ; //!< The id of the correlator who found the packet
} Gfsk ;
struct
{
int8_t RssiPkt ; //!< The RSSI of the last packet
int8_t SnrPkt ; //!< The SNR of the last packet
struct
{
bool SyncError : 1 ; //!< SyncWord error on last packet
bool LengthError : 1 ; //!< Length error on last packet
bool CrcError : 1 ; //!< CRC error on last packet
bool AbortError : 1 ; //!< Abort error on last packet
bool HeaderReceived : 1 ; //!< Header received on last packet
bool PacketReceived : 1 ; //!< Packet received
bool PacketControlerBusy : 1 ; //!< Packet controller busy
} ErrorStatus ; //!< The error status Byte
struct
{
bool RxNoAck : 1 ; //!< No acknowledgment received for Rx with variable length packets
bool PacketSent : 1 ; //!< Packet sent, only relevant in Tx mode
} TxRxStatus ; //!< The Tx/Rx status Byte
uint8_t SyncAddrStatus : 3 ; //!< The id of the correlator who found the packet
} LoRa ;
struct
{
int8_t RssiAvg ; //!< The averaged RSSI
int8_t RssiSync ; //!< The RSSI of the last packet
struct
{
bool SyncError : 1 ; //!< SyncWord error on last packet
bool LengthError : 1 ; //!< Length error on last packet
bool CrcError : 1 ; //!< CRC error on last packet
bool AbortError : 1 ; //!< Abort error on last packet
bool HeaderReceived : 1 ; //!< Header received on last packet
bool PacketReceived : 1 ; //!< Packet received
bool PacketControlerBusy : 1 ; //!< Packet controller busy
} ErrorStatus ; //!< The error status Byte
struct
{
uint8_t RxPid : 2 ; //!< PID of the Rx
bool RxNoAck : 1 ; //!< No acknowledgment received for Rx with variable length packets
bool RxPidErr : 1 ; //!< Received PID error
bool PacketSent : 1 ; //!< Packet sent, only relevant in Tx mode
} TxRxStatus ; //!< The Tx/Rx status Byte
uint8_t SyncAddrStatus : 3 ; //!< The id of the correlator who found the packet
} Flrc ;
struct
{
int8_t RssiAvg ; //!< The averaged RSSI
int8_t RssiSync ; //!< The RSSI of the last packet
struct
{
bool SyncError : 1 ; //!< SyncWord error on last packet
bool LengthError : 1 ; //!< Length error on last packet
bool CrcError : 1 ; //!< CRC error on last packet
bool AbortError : 1 ; //!< Abort error on last packet
bool HeaderReceived : 1 ; //!< Header received on last packet
bool PacketReceived : 1 ; //!< Packet received
bool PacketControlerBusy : 1 ; //!< Packet controller busy
} ErrorStatus ; //!< The error status Byte
struct
{
bool PacketSent : 1 ; //!< Packet sent, only relevant in Tx mode
} TxRxStatus ; //!< The Tx/Rx status Byte
uint8_t SyncAddrStatus : 3 ; //!< The id of the correlator who found the packet
} Ble ;
} Params ;
} PacketStatus_t ;
/*!
* \ brief Represents the Rx internal counters values when GFSK or LORA packet type is used
*/
typedef struct
{
RadioPacketTypes_t packetType ; //!< Packet to which the packet status are referring to.
union
{
struct
{
uint16_t PacketReceived ; //!< Number of received packets
uint16_t CrcError ; //!< Number of CRC errors
uint16_t LengthError ; //!< Number of length errors
uint16_t SyncwordError ; //!< Number of sync-word errors
} Gfsk ;
struct
{
uint16_t PacketReceived ; //!< Number of received packets
uint16_t CrcError ; //!< Number of CRC errors
uint16_t HeaderValid ; //!< Number of valid headers
} LoRa ;
} Params ;
} RxCounter_t ;
/*!
* \ brief Represents a calibration configuration
*/
typedef struct
{
uint8_t RC64KEnable : 1 ; //!< Calibrate RC64K clock
uint8_t RC13MEnable : 1 ; //!< Calibrate RC13M clock
uint8_t PLLEnable : 1 ; //!< Calibrate PLL
uint8_t ADCPulseEnable : 1 ; //!< Calibrate ADC Pulse
uint8_t ADCBulkNEnable : 1 ; //!< Calibrate ADC bulkN
uint8_t ADCBulkPEnable : 1 ; //!< Calibrate ADC bulkP
} CalibrationParams_t ;
/*!
* \ brief Represents a sleep mode configuration
*/
typedef struct
{
uint8_t WakeUpRTC : 1 ; //!< Get out of sleep mode if wakeup signal received from RTC
uint8_t InstructionRamRetention : 1 ; //!< InstructionRam is conserved during sleep
uint8_t DataBufferRetention : 1 ; //!< Data buffer is conserved during sleep
uint8_t DataRamRetention : 1 ; //!< Data ram is conserved during sleep
} SleepParams_t ;
/*!
* \ brief Compute the two ' s complement for a register of size lower than
* 32 bits
*
* \ param [ in ] num The register to be two ' s complemented
* \ param [ in ] bitCnt The position of the sign bit
*/
int32_t SX1280complement2 ( const uint32_t num , const uint8_t bitCnt ) ;
/*!
* \ brief Returns the value of LoRa bandwidth from driver ' s value
*
* The value is returned in Hz so that it can be represented as an integer
* type . Most computation should be done as integer to reduce floating
* point related errors .
*
* \ retval loRaBw The value of the current bandwidth in Hz
*/
int32_t SX1280GetLoRaBandwidth ( void ) ;
/*!
* \ brief Returns the corrected raw value of ranging
*
* \ retval correction Corrected ranging raw value
*/
double SX1280GetRangingCorrectionPerSfBwGain ( const RadioLoRaSpreadingFactors_t sf , const RadioLoRaBandwidths_t bw , const int8_t gain ) ;
/*!
* \ brief Returns the short range corrected distance
*
* \ retval Corrected Distance corrected ditance
*/
double SX1280ComputeRangingCorrectionPolynome ( const RadioLoRaSpreadingFactors_t sf , const RadioLoRaBandwidths_t bw , const double median ) ;
/*!
* \ brief DIOs interrupt callback
*
* \ remark Called to handle all 3 DIOs pins
*/
void SX1280OnDioIrq ( void ) ;
/*!
* \ brief Set the role of the radio during ranging operations
*
* \ param [ in ] role Role of the radio
*/
void SX1280SetRangingRole ( RadioRangingRoles_t role ) ;
/*!
* \ brief Initializes the radio driver
*/
void SX1280Init ( RadioCallbacks_t * callbacks ) ;
/*!
* \ brief Set the driver in polling mode .
*
* In polling mode the application is responsible to call ProcessIrqs ( ) to
* execute callbacks functions .
* The default mode is Interrupt Mode .
* @ code
* // Initializations and callbacks declaration/definition
* radio = SX1280 ( mosi , miso , sclk , nss , busy , int1 , int2 , int3 , rst , & callbacks ) ;
* radio . Init ( ) ;
* radio . SetPollingMode ( ) ;
*
* while ( true )
* {
* // IRQ processing is automatically done
* radio . ProcessIrqs ( ) ; // <-- here, as well as callback functions
* // calls
* // Do some applicative work
* }
* @ endcode
*
* \ see SX1280SetInterruptMode
*/
void SX1280SetPollingMode ( void ) ;
/*!
* \ brief Set the driver in interrupt mode .
*
* In interrupt mode , the driver communicate with the radio during the
* interruption by direct calls to ProcessIrqs ( ) . The main advantage is
* the possibility to have low power application architecture .
* This is the default mode .
* @ code
* // Initializations and callbacks declaration/definition
* radio = SX1280 ( mosi , miso , sclk , nss , busy , int1 , int2 , int3 , rst , & callbacks ) ;
* radio . Init ( ) ;
* radio . SetInterruptMode ( ) ; // Optionnal. Driver default behavior
*
* while ( true )
* {
* // Do some applicative work
* }
* @ endcode
*
* \ see SX1280SetPollingMode
*/
void SX1280SetInterruptMode ( void ) ;
/*!
* \ brief Initializes the radio registers to the recommended default values
*/
void SX1280SetRegistersDefault ( void ) ;
/*!
* \ brief Returns the current device firmware version
*
* \ retval version Firmware version
*/
uint16_t SX1280GetFirmwareVersion ( void ) ;
/*!
* \ brief Gets the current Operation Mode of the Radio
*
* \ retval RadioOperatingModes_t last operating mode
*/
RadioOperatingModes_t SX1280GetOpMode ( void ) ;
/*!
* \ brief Gets the current radio status
*
* \ retval status Radio status
*/
RadioStatus_t SX1280GetStatus ( void ) ;
/*!
* \ brief Sets the radio in sleep mode
*
* \ param [ in ] sleepConfig The sleep configuration describing data
* retention and RTC wake - up
*/
void SX1280SetSleep ( SleepParams_t sleepConfig ) ;
/*!
* \ brief Sets the radio in configuration mode
*
* \ param [ in ] mode The standby mode to put the radio into
*/
void SX1280SetStandby ( RadioStandbyModes_t mode ) ;
/*!
* \ brief Sets the radio in FS mode
*/
void SX1280SetFs ( void ) ;
/*!
* \ brief Sets the radio in transmission mode
*
* \ param [ in ] timeout Structure describing the transmission timeout value
*/
void SX1280SetTx ( TickTime_t timeout ) ;
/*!
* \ brief Sets the radio in reception mode
*
* \ param [ in ] timeout Structure describing the reception timeout value
*/
void SX1280SetRx ( TickTime_t timeout ) ;
/*!
* \ brief Sets the Rx duty cycle management parameters
*
* \ param [ in ] rxTime Structure describing reception timeout value
* \ param [ in ] sleepTime Structure describing sleep timeout value
*/
void SX1280SetRxDutyCycle ( RadioTickSizes_t Step , uint16_t NbStepRx , uint16_t RxNbStepSleep ) ;
/*!
* \ brief Sets the radio in CAD mode
*
* \ see SX1280 : : SetCadParams
*/
void SX1280SetCad ( void ) ;
/*!
* \ brief Sets the radio in continuous wave transmission mode
*/
void SX1280SetTxContinuousWave ( void ) ;
/*!
* \ brief Sets the radio in continuous preamble transmission mode
*/
void SX1280SetTxContinuousPreamble ( void ) ;
/*!
* \ brief Sets the radio for the given protocol
*
* \ param [ in ] packetType [ PACKET_TYPE_GFSK , PACKET_TYPE_LORA ,
* PACKET_TYPE_RANGING , PACKET_TYPE_FLRC ,
* PACKET_TYPE_BLE ]
*
* \ remark This method has to be called before SetRfFrequency ,
* SetModulationParams and SetPacketParams
*/
void SX1280SetPacketType ( RadioPacketTypes_t packetType ) ;
/*!
* \ brief Gets the current radio protocol
*
* \ retval packetType [ PACKET_TYPE_GFSK , PACKET_TYPE_LORA ,
* PACKET_TYPE_RANGING , PACKET_TYPE_FLRC ,
* PACKET_TYPE_BLE , PACKET_TYPE_NONE ]
*/
RadioPacketTypes_t SX1280GetPacketType ( void ) ;
/*!
* \ brief Sets the RF frequency
*
* \ param [ in ] frequency RF frequency [ Hz ]
*/
void SX1280SetRfFrequency ( uint32_t frequency ) ;
/*!
* \ brief Sets the transmission parameters
*
* \ param [ in ] power RF output power [ - 18. .13 ] dBm
* \ param [ in ] rampTime Transmission ramp up time
*/
void SX1280SetTxParams ( int8_t power , RadioRampTimes_t rampTime ) ;
/*!
* \ brief Sets the number of symbols to be used for Channel Activity
* Detection operation
*
* \ param [ in ] cadSymbolNum The number of symbol to use for Channel Activity
* Detection operations [ LORA_CAD_01_SYMBOL , LORA_CAD_02_SYMBOL ,
* LORA_CAD_04_SYMBOL , LORA_CAD_08_SYMBOL , LORA_CAD_16_SYMBOL ]
*/
void SX1280SetCadParams ( RadioLoRaCadSymbols_t cadSymbolNum ) ;
/*!
* \ brief Sets the data buffer base address for transmission and reception
*
* \ param [ in ] txBaseAddress Transmission base address
* \ param [ in ] rxBaseAddress Reception base address
*/
void SX1280SetBufferBaseAddresses ( uint8_t txBaseAddress , uint8_t rxBaseAddress ) ;
/*!
* \ brief Set the modulation parameters
*
* \ param [ in ] modParams A structure describing the modulation parameters
*/
void SX1280SetModulationParams ( ModulationParams_t * modParams ) ;
/*!
* \ brief Sets the packet parameters
*
* \ param [ in ] packetParams A structure describing the packet parameters
*/
void SX1280SetPacketParams ( PacketParams_t * packetParams ) ;
/*!
* \ brief Gets the last received packet buffer status
*
* \ param [ out ] payloadLength Last received packet payload length
* \ param [ out ] rxStartBuffer Last received packet buffer address pointer
*/
void SX1280GetRxBufferStatus ( uint8_t * payloadLength , uint8_t * rxStartBuffer ) ;
/*!
* \ brief Gets the last received packet payload length
*
* \ param [ out ] pktStatus A structure of packet status
*/
void SX1280GetPacketStatus ( PacketStatus_t * pktStatus ) ;
/*!
* \ brief Returns the instantaneous RSSI value for the last packet received
*
* \ retval rssiInst Instantaneous RSSI
*/
int8_t SX1280GetRssiInst ( void ) ;
/*!
* \ brief Sets the IRQ mask and DIO masks
*
* \ param [ in ] irqMask General IRQ mask
* \ param [ in ] dio1Mask DIO1 mask
* \ param [ in ] dio2Mask DIO2 mask
* \ param [ in ] dio3Mask DIO3 mask
*/
void SX1280SetDioIrqParams ( uint16_t irqMask , uint16_t dio1Mask , uint16_t dio2Mask , uint16_t dio3Mask ) ;
/*!
* \ brief Returns the current IRQ status
*
* \ retval irqStatus IRQ status
*/
uint16_t SX1280GetIrqStatus ( void ) ;
/*!
* \ brief Clears the IRQs
*
* \ param [ in ] irq IRQ ( s ) to be cleared
*/
void SX1280ClearIrqStatus ( uint16_t irq ) ;
/*!
* \ brief Calibrates the given radio block
*
* \ param [ in ] calibParam The description of blocks to be calibrated
*/
void SX1280Calibrate ( CalibrationParams_t calibParam ) ;
/*!
* \ brief Sets the power regulators operating mode
*
* \ param [ in ] mode [ 0 : LDO , 1 : DC_DC ]
*/
void SX1280SetRegulatorMode ( RadioRegulatorModes_t mode ) ;
/*!
* \ brief Saves the current selected modem configuration into data RAM
*/
void SX1280SetSaveContext ( void ) ;
/*!
* \ brief Sets the chip to automatically send a packet after the end of a packet reception
*
* \ remark The offset is automatically compensated inside the function
*
* \ param [ in ] time The delay in us after which a Tx is done
*/
void SX1280SetAutoTx ( uint16_t time ) ;
/*!
* \ brief Stop the chip from automatically sending a packet after the end of a packet reception
* if previously activated with SX1280SetAutoTx command
*
* \ see SX1280SetAutoTx
*/
void SX1280StopAutoTx ( void ) ;
/*!
* \ brief Sets the chip to automatically receive a packet after the end of a packet transmission
*
* \ remark The offset is automatically compensated inside the function
*
* \ param [ in ] time The delay in us after which a Rx is done
*/
void SX1280SetAutoFS ( uint8_t enable ) ;
/*!
* \ brief Enables or disables long preamble detection mode
*
* \ param [ in ] enable [ 0 : Disable , 1 : Enable ]
*/
void SX1280SetLongPreamble ( uint8_t enable ) ;
/*!
* \ brief Saves the payload to be send in the radio buffer
*
* \ param [ in ] payload A pointer to the payload
* \ param [ in ] size The size of the payload
*/
void SX1280SetPayload ( uint8_t * payload , uint8_t size ) ;
/*!
* \ brief Reads the payload received . If the received payload is longer
* than maxSize , then the method returns 1 and do not set size and payload .
*
* \ param [ out ] payload A pointer to a buffer into which the payload will be copied
* \ param [ out ] size A pointer to the size of the payload received
* \ param [ in ] maxSize The maximal size allowed to copy into the buffer
*/
uint8_t SX1280GetPayload ( uint8_t * payload , uint8_t * size , uint8_t maxSize ) ;
/*!
* \ brief Sends a payload
*
* \ param [ in ] payload A pointer to the payload to send
* \ param [ in ] size The size of the payload to send
* \ param [ in ] timeout The timeout for Tx operation
*/
void SX1280SendPayload ( uint8_t * payload , uint8_t size , TickTime_t timeout ) ;
/*!
* \ brief Sets the Sync Word given by index used in GFSK , FLRC and BLE protocols
*
* \ remark 5 th byte isn ' t used in FLRC and BLE protocols
*
* \ param [ in ] syncWordIdx Index of SyncWord to be set [ 1. .3 ]
* \ param [ in ] syncWord SyncWord bytes ( 5 bytes )
*
* \ retval status [ 0 : OK , 1 : NOK ]
*/
uint8_t SX1280SetSyncWord ( uint8_t syncWordIdx , uint8_t * syncWord ) ;
/*!
* \ brief Defines how many error bits are tolerated in sync word detection
*
* \ param [ in ] errorBits Number of error bits supported to validate the Sync word detection
* ( default is 4 bit , minimum is 1 bit )
*/
void SX1280SetSyncWordErrorTolerance ( uint8_t errorBits ) ;
/*!
* \ brief Sets the Initial value for the LFSR used for the CRC calculation
*
* \ param [ in ] seed Initial LFSR value ( 4 bytes )
*
*/
void SX1280SetCrcSeed ( uint16_t seed ) ;
/*!
* \ brief Set the Access Address field of BLE packet
*
* \ param [ in ] accessAddress The access address to be used for next BLE packet sent
*/
void SX1280SetBleAccessAddress ( uint32_t accessAddress ) ;
/*!
* \ brief Set the Access Address for Advertizer BLE packets
*
* All advertizer BLE packets must use a particular value for Access
* Address field . This method sets it .
*
* \ see SX1280 : : SetBleAccessAddress
*/
void SX1280SetBleAdvertizerAccessAddress ( void ) ;
/*!
* \ brief Sets the seed used for the CRC calculation
*
* \ param [ in ] seed The seed value
*
*/
void SX1280SetCrcPolynomial ( uint16_t seed ) ;
/*!
* \ brief Sets the Initial value of the LFSR used for the whitening in GFSK , FLRC and BLE protocols
*
* \ param [ in ] seed Initial LFSR value
*/
void SX1280SetWhiteningSeed ( uint8_t seed ) ;
/*!
* \ brief Enable manual gain and disable AGC
*
* \ see SX1280SetManualGainValue , SX1280DisableManualGain
*/
void SX1280EnableManualGain ( void ) ;
/*!
* \ brief Disable the manual gain control and enable AGC
*
* \ see SX1280EnableManualGain
*/
void SX1280DisableManualGain ( void ) ;
/*!
* \ brief Set the gain for LNA
*
* SX1280EnableManualGain must be call before using this function
*
* \ param [ in ] gain The value of gain to set , refer to datasheet for value meaning
*
* \ see SX1280EnableManualGain , SX1280DisableManualGain
*/
void SX1280SetManualGainValue ( uint8_t gain ) ;
/*!
* \ brief Configure the LNA regime of operation
*
* \ param [ in ] lnaSetting The LNA setting . Possible values are
* LNA_LOW_POWER_MODE and
* LNA_HIGH_SENSITIVITY_MODE
*/
void SX1280SetLNAGainSetting ( const RadioLnaSettings_t lnaSetting ) ;
/*!
* \ brief Sets the number of bits used to check that ranging request match ranging ID
*
* \ param [ in ] length [ 0 : 8 bits , 1 : 16 bits ,
* 2 : 24 bits , 3 : 32 bits ]
*/
void SX1280SetRangingIdLength ( RadioRangingIdCheckLengths_t length ) ;
/*!
* \ brief Sets ranging device id
*
* \ param [ in ] address Device address
*/
void SX1280SetDeviceRangingAddress ( uint32_t address ) ;
/*!
* \ brief Sets the device id to ping in a ranging request
*
* \ param [ in ] address Address of the device to ping
*/
void SX1280SetRangingRequestAddress ( uint32_t address ) ;
/*!
* \ brief Return the ranging result value
*
* \ param [ in ] resultType Specifies the type of result .
* [ 0 : RAW , 1 : Averaged ,
* 2 : De - biased , 3 : Filtered ]
*
* \ retval ranging The ranging measure filtered according to resultType [ m ]
*/
double SX1280GetRangingResult ( RadioRangingResultTypes_t resultType ) ;
/*!
* \ brief Sets the standard processing delay between Master and Slave
*
* \ param [ in ] cal RxTx delay offset for correcting ranging bias .
*
* The calibration value reflects the group delay of the radio front end and
* must be re - performed for each new SX1280 PCB design . The value is obtained
* empirically by either conducted measurement in a known electrical length
* coaxial RF cable ( where the design is connectorised ) or by radiated
* measurement , at a known distance , where an antenna is present .
* The result of the calibration process is that the SX1280 ranging result
* accurately reflects the physical range , the calibration procedure therefore
* removes the average timing error from the time - of - flight measurement for a
* given design .
*
* The values are Spreading Factor dependents , and depend also of the board
* design . Some typical values are provided in the next table .
*
* Spreading Factor | Calibration Value
* - - - - - - - - - - - - - - - - | - - - - - - - - - - - - - - - - -
* SF5 | 12200
* SF6 | 12200
* SF7 | 12400
* SF8 | 12650
* SF9 | 12940
* SF10 | 13000
* SF11 | 13060
* SF12 | 13120
*/
void SX1280SetRangingCalibration ( uint16_t cal ) ;
/*!
* \ brief Return the last ranging result power indicator
*
* The value returned is not an absolute power measurement . It is
* a relative power measurement .
*
* \ retval deltaThreshold A relative power indicator
*/
uint8_t SX1280GetRangingPowerDeltaThresholdIndicator ( void ) ;
/*!
* \ brief Clears the ranging filter
*/
void SX1280RangingClearFilterResult ( void ) ;
/*!
* \ brief Set the number of samples considered in the built - in filter
*
* \ param [ in ] numSample The number of samples to use built - in filter
* [ 8. .255 ]
*
* \ remark Value inferior to 8 will be silently set to 8
*/
void SX1280RangingSetFilterNumSamples ( uint8_t numSample ) ;
/*!
* \ brief Return the Estimated Frequency Error in LORA and RANGING operations
*
* \ retval efe The estimated frequency error [ Hz ]
*/
double SX1280GetFrequencyError ( void ) ;
/*!
* \ brief Process the analysis of radio IRQs and calls callback functions
* depending on radio state
*/
void SX1280ProcessIrqs ( void ) ;
/*!
* \ brief Clears the instruction RAM
*/
void SX1280ClearInstructionRam ( void ) ;
/*!
* \ brief Parses 1 HEX file line and writes the content to the instruction memory
*
* \ param [ in ] line HEX file line string
*
* \ retval status [ 0 : ERROR , 1 : OK ]
*/
int8_t SX1280ParseHexFileLine ( char * line ) ;
/*!
* \ brief Gets individual fields for the given HEX file line
*
* \ param [ in ] line HEX file line string
* \ param [ out ] bytes Bytes array to be written to the instruction memory
* \ param [ out ] addr Instruction memory address where to write the bytes array
* \ param [ out ] num Number of bytes in Bytes array
* \ param [ out ] code HEX file line type [ 0 : instruction , 1 : end of file , 2 : begin of file ]
*
* \ retval status [ 0 : ERROR , 1 : OK ]
*/
int8_t SX1280GetHexFileLineFields ( char * line , uint8_t * bytes , uint16_t * addr , uint16_t * num , uint8_t * code ) ;
2020-08-18 16:04:38 +02:00
/*!
* / \ brief Update operating mode to tx - used to let SX1280ProcessIrqs know that TX is / was active and call the correct handlers
*/
void SX1280AutoTxWillStart ( void ) ;
2020-07-03 18:10:33 +02:00
# endif // __SX1280_H__