Semtech / SX1280Lib

Driver for the SX1280 RF Transceiver

Dependents:   SX1280PingPong RangignMaster RangingSlave MSNV2-Terminal_V1-6 ... more

sx1280.cpp@4:abf14b677777, 2017-05-11 (annotated)

Committer:
GregCr
Date:
Thu May 11 15:41:52 2017 +0000
Revision:
4:abf14b677777
Parent:
3:6cabb9538041
Child:
5:b4014e8b7be1
Corrected driver to match datasheet, corrected FW version registers, improved ranging performances at short distance

Who changed what in which revision?

UserRevisionLine numberNew contents of line
GregCr 0:03ec2f3bde8c 1 /*
GregCr 0:03ec2f3bde8c 2 ______ _
GregCr 0:03ec2f3bde8c 3 / _____) _ | |
GregCr 0:03ec2f3bde8c 4 ( (____ _____ ____ _| |_ _____ ____| |__
GregCr 0:03ec2f3bde8c 5 \____ \| ___ | (_ _) ___ |/ ___) _ \
GregCr 0:03ec2f3bde8c 6 _____) ) ____| | | || |_| ____( (___| | | |
GregCr 0:03ec2f3bde8c 7 (______/|_____)_|_|_| \__)_____)\____)_| |_|
GregCr 0:03ec2f3bde8c 8 (C)2016 Semtech
GregCr 0:03ec2f3bde8c 9
GregCr 0:03ec2f3bde8c 10 Description: Driver for SX1280 devices
GregCr 0:03ec2f3bde8c 11
GregCr 0:03ec2f3bde8c 12 License: Revised BSD License, see LICENSE.TXT file include in the project
GregCr 0:03ec2f3bde8c 13
GregCr 0:03ec2f3bde8c 14 Maintainer: Miguel Luis, Gregory Cristian and Matthieu Verdy
GregCr 0:03ec2f3bde8c 15 */
GregCr 0:03ec2f3bde8c 16 #include "mbed.h"
GregCr 0:03ec2f3bde8c 17 #include "sx1280.h"
GregCr 0:03ec2f3bde8c 18 #include "sx1280-hal.h"
GregCr 0:03ec2f3bde8c 19
GregCr 0:03ec2f3bde8c 20 /*!
GregCr 0:03ec2f3bde8c 21 * \brief ContinuousMode and SingleMode are two particular values for TickTime.
GregCr 0:03ec2f3bde8c 22 * The ContinuousMode keeps the radio in Rx or Tx mode, even after successfull reception
GregCr 0:03ec2f3bde8c 23 * or transmission. It should never generate Timeout interrupt.
GregCr 0:03ec2f3bde8c 24 * The SingleMode lets the radio enought time to make one reception or transmission.
GregCr 0:03ec2f3bde8c 25 * No Timeout interrupt is generated, and the radio fall in StandBy mode after
GregCr 0:03ec2f3bde8c 26 * reception or transmission.
GregCr 0:03ec2f3bde8c 27 */
GregCr 0:03ec2f3bde8c 28 TickTime_t ContinuousMode = { RADIO_TICK_SIZE_0015_US, 0xFFFF };
GregCr 0:03ec2f3bde8c 29 TickTime_t SingleMode = { RADIO_TICK_SIZE_0015_US, 0xFFFF };
GregCr 0:03ec2f3bde8c 30
GregCr 0:03ec2f3bde8c 31 /*!
GregCr 0:03ec2f3bde8c 32 * \brief Radio registers definition
GregCr 0:03ec2f3bde8c 33 *
GregCr 0:03ec2f3bde8c 34 */
GregCr 0:03ec2f3bde8c 35 typedef struct
GregCr 0:03ec2f3bde8c 36 {
GregCr 0:03ec2f3bde8c 37 uint16_t Addr; //!< The address of the register
GregCr 0:03ec2f3bde8c 38 uint8_t Value; //!< The value of the register
GregCr 0:03ec2f3bde8c 39 }RadioRegisters_t;
GregCr 0:03ec2f3bde8c 40
GregCr 0:03ec2f3bde8c 41 /*!
GregCr 0:03ec2f3bde8c 42 * \brief Radio hardware registers initialization definition
GregCr 0:03ec2f3bde8c 43 */
GregCr 0:03ec2f3bde8c 44 #define RADIO_INIT_REGISTERS_VALUE { }
GregCr 0:03ec2f3bde8c 45
GregCr 0:03ec2f3bde8c 46 /*!
GregCr 0:03ec2f3bde8c 47 * \brief Radio hardware registers initialization
GregCr 0:03ec2f3bde8c 48 */
GregCr 0:03ec2f3bde8c 49 const RadioRegisters_t RadioRegsInit[] = RADIO_INIT_REGISTERS_VALUE;
GregCr 0:03ec2f3bde8c 50
GregCr 0:03ec2f3bde8c 51 void SX1280::Init( void )
GregCr 0:03ec2f3bde8c 52 {
GregCr 0:03ec2f3bde8c 53 Reset( );
GregCr 0:03ec2f3bde8c 54 IoIrqInit( dioIrq );
GregCr 0:03ec2f3bde8c 55 Wakeup( );
GregCr 0:03ec2f3bde8c 56 SetRegistersDefault( );
GregCr 0:03ec2f3bde8c 57 }
GregCr 0:03ec2f3bde8c 58
GregCr 0:03ec2f3bde8c 59 void SX1280::SetRegistersDefault( void )
GregCr 0:03ec2f3bde8c 60 {
GregCr 0:03ec2f3bde8c 61 for( int16_t i = 0; i < sizeof( RadioRegsInit ) / sizeof( RadioRegisters_t ); i++ )
GregCr 0:03ec2f3bde8c 62 {
GregCr 0:03ec2f3bde8c 63 WriteRegister( RadioRegsInit[i].Addr, RadioRegsInit[i].Value );
GregCr 0:03ec2f3bde8c 64 }
GregCr 0:03ec2f3bde8c 65 }
GregCr 0:03ec2f3bde8c 66
GregCr 0:03ec2f3bde8c 67 uint16_t SX1280::GetFirmwareVersion( void )
GregCr 0:03ec2f3bde8c 68 {
GregCr 4:abf14b677777 69 return( ( ( ReadRegister( 0xA8 ) ) << 8 ) | ( ReadRegister( 0xA9 ) ) );
GregCr 0:03ec2f3bde8c 70 }
GregCr 0:03ec2f3bde8c 71
GregCr 0:03ec2f3bde8c 72 RadioStatus_t SX1280::GetStatus( void )
GregCr 0:03ec2f3bde8c 73 {
GregCr 0:03ec2f3bde8c 74 uint8_t stat = 0;
GregCr 0:03ec2f3bde8c 75 RadioStatus_t status;
GregCr 0:03ec2f3bde8c 76
GregCr 0:03ec2f3bde8c 77 ReadCommand( RADIO_GET_STATUS, ( uint8_t * )&stat, 1 );
GregCr 0:03ec2f3bde8c 78 status.Value = stat;
GregCr 0:03ec2f3bde8c 79 return( status );
GregCr 0:03ec2f3bde8c 80 }
GregCr 0:03ec2f3bde8c 81
GregCr 0:03ec2f3bde8c 82 RadioOperatingModes_t SX1280::GetOpMode( void )
GregCr 0:03ec2f3bde8c 83 {
GregCr 0:03ec2f3bde8c 84 return( OperatingMode );
GregCr 0:03ec2f3bde8c 85 }
GregCr 0:03ec2f3bde8c 86
GregCr 0:03ec2f3bde8c 87 void SX1280::SetSleep( SleepParams_t sleepConfig )
GregCr 0:03ec2f3bde8c 88 {
GregCr 0:03ec2f3bde8c 89 uint8_t sleep = ( sleepConfig.WakeUpRTC << 3 ) |
GregCr 0:03ec2f3bde8c 90 ( sleepConfig.InstructionRamRetention << 2 ) |
GregCr 0:03ec2f3bde8c 91 ( sleepConfig.DataBufferRetention << 1 ) |
GregCr 0:03ec2f3bde8c 92 ( sleepConfig.DataRamRetention );
GregCr 0:03ec2f3bde8c 93
GregCr 0:03ec2f3bde8c 94 OperatingMode = MODE_SLEEP;
GregCr 0:03ec2f3bde8c 95 WriteCommand( RADIO_SET_SLEEP, &sleep, 1 );
GregCr 0:03ec2f3bde8c 96 }
GregCr 0:03ec2f3bde8c 97
GregCr 0:03ec2f3bde8c 98 void SX1280::SetStandby( RadioStandbyModes_t standbyConfig )
GregCr 0:03ec2f3bde8c 99 {
GregCr 0:03ec2f3bde8c 100 WriteCommand( RADIO_SET_STANDBY, ( uint8_t* )&standbyConfig, 1 );
GregCr 0:03ec2f3bde8c 101 if( standbyConfig == STDBY_RC )
GregCr 0:03ec2f3bde8c 102 {
GregCr 0:03ec2f3bde8c 103 OperatingMode = MODE_STDBY_RC;
GregCr 0:03ec2f3bde8c 104 }
GregCr 0:03ec2f3bde8c 105 else
GregCr 0:03ec2f3bde8c 106 {
GregCr 0:03ec2f3bde8c 107 OperatingMode = MODE_STDBY_XOSC;
GregCr 0:03ec2f3bde8c 108 }
GregCr 0:03ec2f3bde8c 109 }
GregCr 0:03ec2f3bde8c 110
GregCr 0:03ec2f3bde8c 111 void SX1280::SetFs( void )
GregCr 0:03ec2f3bde8c 112 {
GregCr 0:03ec2f3bde8c 113 WriteCommand( RADIO_SET_FS, 0, 0 );
GregCr 0:03ec2f3bde8c 114 OperatingMode = MODE_FS;
GregCr 0:03ec2f3bde8c 115 }
GregCr 0:03ec2f3bde8c 116
GregCr 0:03ec2f3bde8c 117 void SX1280::SetTx( TickTime_t timeout )
GregCr 0:03ec2f3bde8c 118 {
GregCr 0:03ec2f3bde8c 119 uint8_t buf[3];
GregCr 4:abf14b677777 120 buf[0] = timeout.PeriodBase;
GregCr 4:abf14b677777 121 buf[1] = ( uint8_t )( ( timeout.PeriodBaseCount >> 8 ) & 0x00FF );
GregCr 4:abf14b677777 122 buf[2] = ( uint8_t )( timeout.PeriodBaseCount & 0x00FF );
GregCr 0:03ec2f3bde8c 123
GregCr 0:03ec2f3bde8c 124 ClearIrqStatus( IRQ_RADIO_ALL );
GregCr 4:abf14b677777 125
GregCr 0:03ec2f3bde8c 126 // If the radio is doing ranging operations, then apply the specific calls
GregCr 0:03ec2f3bde8c 127 // prior to SetTx
GregCr 4:abf14b677777 128 if( GetPacketType( true ) == PACKET_TYPE_RANGING )
GregCr 0:03ec2f3bde8c 129 {
GregCr 0:03ec2f3bde8c 130 SetRangingRole( RADIO_RANGING_ROLE_MASTER );
GregCr 0:03ec2f3bde8c 131 }
GregCr 0:03ec2f3bde8c 132 WriteCommand( RADIO_SET_TX, buf, 3 );
GregCr 0:03ec2f3bde8c 133 OperatingMode = MODE_TX;
GregCr 0:03ec2f3bde8c 134 }
GregCr 0:03ec2f3bde8c 135
GregCr 0:03ec2f3bde8c 136 void SX1280::SetRx( TickTime_t timeout )
GregCr 0:03ec2f3bde8c 137 {
GregCr 0:03ec2f3bde8c 138 uint8_t buf[3];
GregCr 4:abf14b677777 139 buf[0] = timeout.PeriodBase;
GregCr 4:abf14b677777 140 buf[1] = ( uint8_t )( ( timeout.PeriodBaseCount >> 8 ) & 0x00FF );
GregCr 4:abf14b677777 141 buf[2] = ( uint8_t )( timeout.PeriodBaseCount & 0x00FF );
GregCr 0:03ec2f3bde8c 142
GregCr 0:03ec2f3bde8c 143 ClearIrqStatus( IRQ_RADIO_ALL );
GregCr 4:abf14b677777 144
GregCr 0:03ec2f3bde8c 145 // If the radio is doing ranging operations, then apply the specific calls
GregCr 0:03ec2f3bde8c 146 // prior to SetRx
GregCr 4:abf14b677777 147 if( GetPacketType( true ) == PACKET_TYPE_RANGING )
GregCr 0:03ec2f3bde8c 148 {
GregCr 0:03ec2f3bde8c 149 SetRangingRole( RADIO_RANGING_ROLE_SLAVE );
GregCr 0:03ec2f3bde8c 150 }
GregCr 0:03ec2f3bde8c 151 WriteCommand( RADIO_SET_RX, buf, 3 );
GregCr 0:03ec2f3bde8c 152 OperatingMode = MODE_RX;
GregCr 0:03ec2f3bde8c 153 }
GregCr 0:03ec2f3bde8c 154
GregCr 4:abf14b677777 155 void SX1280::SetRxDutyCycle( RadioTickSizes_t periodBase, uint16_t periodBaseCountRx, uint16_t periodBaseCountSleep )
GregCr 0:03ec2f3bde8c 156 {
GregCr 0:03ec2f3bde8c 157 uint8_t buf[5];
GregCr 0:03ec2f3bde8c 158
GregCr 4:abf14b677777 159 buf[0] = periodBase;
GregCr 4:abf14b677777 160 buf[1] = ( uint8_t )( ( periodBaseCountRx >> 8 ) & 0x00FF );
GregCr 4:abf14b677777 161 buf[2] = ( uint8_t )( periodBaseCountRx & 0x00FF );
GregCr 4:abf14b677777 162 buf[3] = ( uint8_t )( ( periodBaseCountSleep >> 8 ) & 0x00FF );
GregCr 4:abf14b677777 163 buf[4] = ( uint8_t )( periodBaseCountSleep & 0x00FF );
GregCr 0:03ec2f3bde8c 164 WriteCommand( RADIO_SET_RXDUTYCYCLE, buf, 5 );
GregCr 0:03ec2f3bde8c 165 OperatingMode = MODE_RX;
GregCr 0:03ec2f3bde8c 166 }
GregCr 0:03ec2f3bde8c 167
GregCr 0:03ec2f3bde8c 168 void SX1280::SetCad( void )
GregCr 0:03ec2f3bde8c 169 {
GregCr 0:03ec2f3bde8c 170 WriteCommand( RADIO_SET_CAD, 0, 0 );
GregCr 0:03ec2f3bde8c 171 OperatingMode = MODE_CAD;
GregCr 0:03ec2f3bde8c 172 }
GregCr 0:03ec2f3bde8c 173
GregCr 0:03ec2f3bde8c 174 void SX1280::SetTxContinuousWave( void )
GregCr 0:03ec2f3bde8c 175 {
GregCr 0:03ec2f3bde8c 176 WriteCommand( RADIO_SET_TXCONTINUOUSWAVE, 0, 0 );
GregCr 0:03ec2f3bde8c 177 }
GregCr 0:03ec2f3bde8c 178
GregCr 0:03ec2f3bde8c 179 void SX1280::SetTxContinuousPreamble( void )
GregCr 0:03ec2f3bde8c 180 {
GregCr 0:03ec2f3bde8c 181 WriteCommand( RADIO_SET_TXCONTINUOUSPREAMBLE, 0, 0 );
GregCr 0:03ec2f3bde8c 182 }
GregCr 0:03ec2f3bde8c 183
GregCr 0:03ec2f3bde8c 184 void SX1280::SetPacketType( RadioPacketTypes_t packetType )
GregCr 0:03ec2f3bde8c 185 {
GregCr 0:03ec2f3bde8c 186 // Save packet type internally to avoid questioning the radio
GregCr 0:03ec2f3bde8c 187 this->PacketType = packetType;
GregCr 0:03ec2f3bde8c 188
GregCr 0:03ec2f3bde8c 189 WriteCommand( RADIO_SET_PACKETTYPE, ( uint8_t* )&packetType, 1 );
GregCr 0:03ec2f3bde8c 190 }
GregCr 0:03ec2f3bde8c 191
GregCr 4:abf14b677777 192 RadioPacketTypes_t SX1280::GetPacketType( bool isLazy )
GregCr 0:03ec2f3bde8c 193 {
GregCr 4:abf14b677777 194 RadioPacketTypes_t packetType = PACKET_TYPE_NONE;
GregCr 4:abf14b677777 195 if( isLazy == false )
GregCr 4:abf14b677777 196 {
GregCr 4:abf14b677777 197 ReadCommand( RADIO_GET_PACKETTYPE, ( uint8_t* )&packetType, 1 );
GregCr 4:abf14b677777 198 if( this->PacketType != packetType )
GregCr 4:abf14b677777 199 {
GregCr 4:abf14b677777 200 this->PacketType = packetType;
GregCr 4:abf14b677777 201 }
GregCr 4:abf14b677777 202 }
GregCr 4:abf14b677777 203 else
GregCr 4:abf14b677777 204 {
GregCr 4:abf14b677777 205 packetType = this->PacketType;
GregCr 4:abf14b677777 206 }
GregCr 4:abf14b677777 207 return packetType;
GregCr 0:03ec2f3bde8c 208 }
GregCr 0:03ec2f3bde8c 209
GregCr 4:abf14b677777 210 void SX1280::SetRfFrequency( uint32_t rfFrequency )
GregCr 0:03ec2f3bde8c 211 {
GregCr 0:03ec2f3bde8c 212 uint8_t buf[3];
GregCr 0:03ec2f3bde8c 213 uint32_t freq = 0;
GregCr 0:03ec2f3bde8c 214
GregCr 4:abf14b677777 215 freq = ( uint32_t )( ( double )rfFrequency / ( double )FREQ_STEP );
GregCr 0:03ec2f3bde8c 216 buf[0] = ( uint8_t )( ( freq >> 16 ) & 0xFF );
GregCr 0:03ec2f3bde8c 217 buf[1] = ( uint8_t )( ( freq >> 8 ) & 0xFF );
GregCr 0:03ec2f3bde8c 218 buf[2] = ( uint8_t )( freq & 0xFF );
GregCr 0:03ec2f3bde8c 219 WriteCommand( RADIO_SET_RFFREQUENCY, buf, 3 );
GregCr 0:03ec2f3bde8c 220 }
GregCr 0:03ec2f3bde8c 221
GregCr 0:03ec2f3bde8c 222 void SX1280::SetTxParams( int8_t power, RadioRampTimes_t rampTime )
GregCr 0:03ec2f3bde8c 223 {
GregCr 0:03ec2f3bde8c 224 uint8_t buf[2];
GregCr 0:03ec2f3bde8c 225
GregCr 0:03ec2f3bde8c 226 // The power value to send on SPI/UART is in the range [0..31] and the
GregCr 0:03ec2f3bde8c 227 // physical output power is in the range [-18..13]dBm
GregCr 0:03ec2f3bde8c 228 buf[0] = power + 18;
GregCr 0:03ec2f3bde8c 229 buf[1] = ( uint8_t )rampTime;
GregCr 0:03ec2f3bde8c 230 WriteCommand( RADIO_SET_TXPARAMS, buf, 2 );
GregCr 0:03ec2f3bde8c 231 }
GregCr 0:03ec2f3bde8c 232
GregCr 0:03ec2f3bde8c 233 void SX1280::SetCadParams( RadioLoRaCadSymbols_t cadSymbolNum )
GregCr 0:03ec2f3bde8c 234 {
GregCr 0:03ec2f3bde8c 235 WriteCommand( RADIO_SET_CADPARAMS, ( uint8_t* )&cadSymbolNum, 1 );
GregCr 0:03ec2f3bde8c 236 OperatingMode = MODE_CAD;
GregCr 0:03ec2f3bde8c 237 }
GregCr 0:03ec2f3bde8c 238
GregCr 0:03ec2f3bde8c 239 void SX1280::SetBufferBaseAddresses( uint8_t txBaseAddress, uint8_t rxBaseAddress )
GregCr 0:03ec2f3bde8c 240 {
GregCr 0:03ec2f3bde8c 241 uint8_t buf[2];
GregCr 0:03ec2f3bde8c 242
GregCr 0:03ec2f3bde8c 243 buf[0] = txBaseAddress;
GregCr 0:03ec2f3bde8c 244 buf[1] = rxBaseAddress;
GregCr 0:03ec2f3bde8c 245 WriteCommand( RADIO_SET_BUFFERBASEADDRESS, buf, 2 );
GregCr 0:03ec2f3bde8c 246 }
GregCr 0:03ec2f3bde8c 247
GregCr 4:abf14b677777 248 void SX1280::SetModulationParams( ModulationParams_t *modParams )
GregCr 0:03ec2f3bde8c 249 {
GregCr 0:03ec2f3bde8c 250 uint8_t buf[3];
GregCr 0:03ec2f3bde8c 251
GregCr 0:03ec2f3bde8c 252 // Check if required configuration corresponds to the stored packet type
GregCr 0:03ec2f3bde8c 253 // If not, silently update radio packet type
GregCr 4:abf14b677777 254 if( this->PacketType != modParams->PacketType )
GregCr 0:03ec2f3bde8c 255 {
GregCr 4:abf14b677777 256 this->SetPacketType( modParams->PacketType );
GregCr 0:03ec2f3bde8c 257 }
GregCr 0:03ec2f3bde8c 258
GregCr 4:abf14b677777 259 switch( modParams->PacketType )
GregCr 0:03ec2f3bde8c 260 {
GregCr 0:03ec2f3bde8c 261 case PACKET_TYPE_GFSK:
GregCr 4:abf14b677777 262 buf[0] = modParams->Params.Gfsk.BitrateBandwidth;
GregCr 4:abf14b677777 263 buf[1] = modParams->Params.Gfsk.ModulationIndex;
GregCr 4:abf14b677777 264 buf[2] = modParams->Params.Gfsk.ModulationShaping;
GregCr 0:03ec2f3bde8c 265 break;
GregCr 0:03ec2f3bde8c 266 case PACKET_TYPE_LORA:
GregCr 0:03ec2f3bde8c 267 case PACKET_TYPE_RANGING:
GregCr 4:abf14b677777 268 buf[0] = modParams->Params.LoRa.SpreadingFactor;
GregCr 4:abf14b677777 269 buf[1] = modParams->Params.LoRa.Bandwidth;
GregCr 4:abf14b677777 270 buf[2] = modParams->Params.LoRa.CodingRate;
GregCr 4:abf14b677777 271 this->LoRaBandwidth = modParams->Params.LoRa.Bandwidth;
GregCr 0:03ec2f3bde8c 272 break;
GregCr 0:03ec2f3bde8c 273 case PACKET_TYPE_FLRC:
GregCr 4:abf14b677777 274 buf[0] = modParams->Params.Flrc.BitrateBandwidth;
GregCr 4:abf14b677777 275 buf[1] = modParams->Params.Flrc.CodingRate;
GregCr 4:abf14b677777 276 buf[2] = modParams->Params.Flrc.ModulationShaping;
GregCr 0:03ec2f3bde8c 277 break;
GregCr 0:03ec2f3bde8c 278 case PACKET_TYPE_BLE:
GregCr 4:abf14b677777 279 buf[0] = modParams->Params.Ble.BitrateBandwidth;
GregCr 4:abf14b677777 280 buf[1] = modParams->Params.Ble.ModulationIndex;
GregCr 4:abf14b677777 281 buf[2] = modParams->Params.Ble.ModulationShaping;
GregCr 0:03ec2f3bde8c 282 break;
GregCr 0:03ec2f3bde8c 283 case PACKET_TYPE_NONE:
GregCr 0:03ec2f3bde8c 284 buf[0] = NULL;
GregCr 0:03ec2f3bde8c 285 buf[1] = NULL;
GregCr 0:03ec2f3bde8c 286 buf[2] = NULL;
GregCr 0:03ec2f3bde8c 287 break;
GregCr 0:03ec2f3bde8c 288 }
GregCr 0:03ec2f3bde8c 289 WriteCommand( RADIO_SET_MODULATIONPARAMS, buf, 3 );
GregCr 0:03ec2f3bde8c 290 }
GregCr 0:03ec2f3bde8c 291
GregCr 0:03ec2f3bde8c 292 void SX1280::SetPacketParams( PacketParams_t *packetParams )
GregCr 0:03ec2f3bde8c 293 {
GregCr 0:03ec2f3bde8c 294 uint8_t buf[7];
GregCr 0:03ec2f3bde8c 295 // Check if required configuration corresponds to the stored packet type
GregCr 0:03ec2f3bde8c 296 // If not, silently update radio packet type
GregCr 0:03ec2f3bde8c 297 if( this->PacketType != packetParams->PacketType )
GregCr 0:03ec2f3bde8c 298 {
GregCr 0:03ec2f3bde8c 299 this->SetPacketType( packetParams->PacketType );
GregCr 0:03ec2f3bde8c 300 }
GregCr 0:03ec2f3bde8c 301
GregCr 0:03ec2f3bde8c 302 switch( packetParams->PacketType )
GregCr 0:03ec2f3bde8c 303 {
GregCr 0:03ec2f3bde8c 304 case PACKET_TYPE_GFSK:
GregCr 0:03ec2f3bde8c 305 buf[0] = packetParams->Params.Gfsk.PreambleLength;
GregCr 0:03ec2f3bde8c 306 buf[1] = packetParams->Params.Gfsk.SyncWordLength;
GregCr 0:03ec2f3bde8c 307 buf[2] = packetParams->Params.Gfsk.SyncWordMatch;
GregCr 0:03ec2f3bde8c 308 buf[3] = packetParams->Params.Gfsk.HeaderType;
GregCr 0:03ec2f3bde8c 309 buf[4] = packetParams->Params.Gfsk.PayloadLength;
GregCr 0:03ec2f3bde8c 310 buf[5] = packetParams->Params.Gfsk.CrcLength;
GregCr 0:03ec2f3bde8c 311 buf[6] = packetParams->Params.Gfsk.Whitening;
GregCr 0:03ec2f3bde8c 312 break;
GregCr 0:03ec2f3bde8c 313 case PACKET_TYPE_LORA:
GregCr 0:03ec2f3bde8c 314 case PACKET_TYPE_RANGING:
GregCr 0:03ec2f3bde8c 315 buf[0] = packetParams->Params.LoRa.PreambleLength;
GregCr 0:03ec2f3bde8c 316 buf[1] = packetParams->Params.LoRa.HeaderType;
GregCr 0:03ec2f3bde8c 317 buf[2] = packetParams->Params.LoRa.PayloadLength;
GregCr 4:abf14b677777 318 buf[3] = packetParams->Params.LoRa.Crc;
GregCr 0:03ec2f3bde8c 319 buf[4] = packetParams->Params.LoRa.InvertIQ;
GregCr 0:03ec2f3bde8c 320 buf[5] = NULL;
GregCr 0:03ec2f3bde8c 321 buf[6] = NULL;
GregCr 0:03ec2f3bde8c 322 break;
GregCr 0:03ec2f3bde8c 323 case PACKET_TYPE_FLRC:
GregCr 0:03ec2f3bde8c 324 buf[0] = packetParams->Params.Flrc.PreambleLength;
GregCr 0:03ec2f3bde8c 325 buf[1] = packetParams->Params.Flrc.SyncWordLength;
GregCr 0:03ec2f3bde8c 326 buf[2] = packetParams->Params.Flrc.SyncWordMatch;
GregCr 0:03ec2f3bde8c 327 buf[3] = packetParams->Params.Flrc.HeaderType;
GregCr 0:03ec2f3bde8c 328 buf[4] = packetParams->Params.Flrc.PayloadLength;
GregCr 0:03ec2f3bde8c 329 buf[5] = packetParams->Params.Flrc.CrcLength;
GregCr 0:03ec2f3bde8c 330 buf[6] = packetParams->Params.Flrc.Whitening;
GregCr 0:03ec2f3bde8c 331 break;
GregCr 0:03ec2f3bde8c 332 case PACKET_TYPE_BLE:
GregCr 0:03ec2f3bde8c 333 buf[0] = packetParams->Params.Ble.ConnectionState;
GregCr 4:abf14b677777 334 buf[1] = packetParams->Params.Ble.CrcLength;
GregCr 4:abf14b677777 335 buf[2] = packetParams->Params.Ble.BleTestPayload;
GregCr 0:03ec2f3bde8c 336 buf[3] = packetParams->Params.Ble.Whitening;
GregCr 0:03ec2f3bde8c 337 buf[4] = NULL;
GregCr 0:03ec2f3bde8c 338 buf[5] = NULL;
GregCr 0:03ec2f3bde8c 339 buf[6] = NULL;
GregCr 0:03ec2f3bde8c 340 break;
GregCr 0:03ec2f3bde8c 341 case PACKET_TYPE_NONE:
GregCr 0:03ec2f3bde8c 342 buf[0] = NULL;
GregCr 0:03ec2f3bde8c 343 buf[1] = NULL;
GregCr 0:03ec2f3bde8c 344 buf[2] = NULL;
GregCr 0:03ec2f3bde8c 345 buf[3] = NULL;
GregCr 0:03ec2f3bde8c 346 buf[4] = NULL;
GregCr 0:03ec2f3bde8c 347 buf[5] = NULL;
GregCr 0:03ec2f3bde8c 348 buf[6] = NULL;
GregCr 0:03ec2f3bde8c 349 break;
GregCr 0:03ec2f3bde8c 350 }
GregCr 0:03ec2f3bde8c 351 WriteCommand( RADIO_SET_PACKETPARAMS, buf, 7 );
GregCr 0:03ec2f3bde8c 352 }
GregCr 0:03ec2f3bde8c 353
GregCr 4:abf14b677777 354 void SX1280::ForcePreambleLength( RadioPreambleLengths_t preambleLength )
GregCr 4:abf14b677777 355 {
GregCr 4:abf14b677777 356 this->WriteRegister( REG_LR_PREAMBLELENGTH, ( this->ReadRegister( REG_LR_PREAMBLELENGTH ) & MASK_FORCE_PREAMBLELENGTH ) | preambleLength );
GregCr 4:abf14b677777 357 }
GregCr 4:abf14b677777 358
GregCr 4:abf14b677777 359 void SX1280::GetRxBufferStatus( uint8_t *rxPayloadLength, uint8_t *rxStartBufferPointer )
GregCr 0:03ec2f3bde8c 360 {
GregCr 0:03ec2f3bde8c 361 uint8_t status[2];
GregCr 0:03ec2f3bde8c 362
GregCr 0:03ec2f3bde8c 363 ReadCommand( RADIO_GET_RXBUFFERSTATUS, status, 2 );
GregCr 0:03ec2f3bde8c 364
GregCr 4:abf14b677777 365 // In case of LORA fixed header, the rxPayloadLength is obtained by reading
GregCr 0:03ec2f3bde8c 366 // the register REG_LR_PAYLOADLENGTH
GregCr 4:abf14b677777 367 if( ( this -> GetPacketType( true ) == PACKET_TYPE_LORA ) && ( ReadRegister( REG_LR_PACKETPARAMS ) >> 7 == 1 ) )
GregCr 0:03ec2f3bde8c 368 {
GregCr 4:abf14b677777 369 *rxPayloadLength = ReadRegister( REG_LR_PAYLOADLENGTH );
GregCr 0:03ec2f3bde8c 370 }
GregCr 0:03ec2f3bde8c 371 else
GregCr 0:03ec2f3bde8c 372 {
GregCr 4:abf14b677777 373 *rxPayloadLength = status[0];
GregCr 0:03ec2f3bde8c 374 }
GregCr 0:03ec2f3bde8c 375
GregCr 0:03ec2f3bde8c 376 *rxStartBufferPointer = status[1];
GregCr 0:03ec2f3bde8c 377 }
GregCr 0:03ec2f3bde8c 378
GregCr 4:abf14b677777 379 void SX1280::GetPacketStatus( PacketStatus_t *packetStatus )
GregCr 0:03ec2f3bde8c 380 {
GregCr 0:03ec2f3bde8c 381 uint8_t status[5];
GregCr 0:03ec2f3bde8c 382
GregCr 0:03ec2f3bde8c 383 ReadCommand( RADIO_GET_PACKETSTATUS, status, 5 );
GregCr 0:03ec2f3bde8c 384
GregCr 4:abf14b677777 385 packetStatus->packetType = this -> GetPacketType( true );
GregCr 4:abf14b677777 386 switch( packetStatus->packetType )
GregCr 0:03ec2f3bde8c 387 {
GregCr 0:03ec2f3bde8c 388 case PACKET_TYPE_GFSK:
GregCr 4:abf14b677777 389 packetStatus->Gfsk.RssiSync = -( status[1] / 2 );
GregCr 0:03ec2f3bde8c 390
GregCr 4:abf14b677777 391 packetStatus->Gfsk.ErrorStatus.SyncError = ( status[2] >> 6 ) & 0x01;
GregCr 4:abf14b677777 392 packetStatus->Gfsk.ErrorStatus.LengthError = ( status[2] >> 5 ) & 0x01;
GregCr 4:abf14b677777 393 packetStatus->Gfsk.ErrorStatus.CrcError = ( status[2] >> 4 ) & 0x01;
GregCr 4:abf14b677777 394 packetStatus->Gfsk.ErrorStatus.AbortError = ( status[2] >> 3 ) & 0x01;
GregCr 4:abf14b677777 395 packetStatus->Gfsk.ErrorStatus.HeaderReceived = ( status[2] >> 2 ) & 0x01;
GregCr 4:abf14b677777 396 packetStatus->Gfsk.ErrorStatus.PacketReceived = ( status[2] >> 1 ) & 0x01;
GregCr 4:abf14b677777 397 packetStatus->Gfsk.ErrorStatus.PacketControlerBusy = status[2] & 0x01;
GregCr 0:03ec2f3bde8c 398
GregCr 4:abf14b677777 399 packetStatus->Gfsk.TxRxStatus.RxNoAck = ( status[3] >> 5 ) & 0x01;
GregCr 4:abf14b677777 400 packetStatus->Gfsk.TxRxStatus.PacketSent = status[3] & 0x01;
GregCr 0:03ec2f3bde8c 401
GregCr 4:abf14b677777 402 packetStatus->Gfsk.SyncAddrStatus = status[4] & 0x07;
GregCr 0:03ec2f3bde8c 403 break;
GregCr 0:03ec2f3bde8c 404
GregCr 0:03ec2f3bde8c 405 case PACKET_TYPE_LORA:
GregCr 0:03ec2f3bde8c 406 case PACKET_TYPE_RANGING:
GregCr 4:abf14b677777 407 packetStatus->LoRa.RssiPkt = -( status[0] / 2 );
GregCr 4:abf14b677777 408 ( status[1] < 128 ) ? ( packetStatus->LoRa.SnrPkt = status[1] / 4 ) : ( packetStatus->LoRa.SnrPkt = ( ( status[1] - 256 ) /4 ) );
GregCr 0:03ec2f3bde8c 409 break;
GregCr 0:03ec2f3bde8c 410
GregCr 0:03ec2f3bde8c 411 case PACKET_TYPE_FLRC:
GregCr 4:abf14b677777 412 packetStatus->Flrc.RssiSync = -( status[1] / 2 );
GregCr 0:03ec2f3bde8c 413
GregCr 4:abf14b677777 414 packetStatus->Flrc.ErrorStatus.SyncError = ( status[2] >> 6 ) & 0x01;
GregCr 4:abf14b677777 415 packetStatus->Flrc.ErrorStatus.LengthError = ( status[2] >> 5 ) & 0x01;
GregCr 4:abf14b677777 416 packetStatus->Flrc.ErrorStatus.CrcError = ( status[2] >> 4 ) & 0x01;
GregCr 4:abf14b677777 417 packetStatus->Flrc.ErrorStatus.AbortError = ( status[2] >> 3 ) & 0x01;
GregCr 4:abf14b677777 418 packetStatus->Flrc.ErrorStatus.HeaderReceived = ( status[2] >> 2 ) & 0x01;
GregCr 4:abf14b677777 419 packetStatus->Flrc.ErrorStatus.PacketReceived = ( status[2] >> 1 ) & 0x01;
GregCr 4:abf14b677777 420 packetStatus->Flrc.ErrorStatus.PacketControlerBusy = status[2] & 0x01;
GregCr 0:03ec2f3bde8c 421
GregCr 4:abf14b677777 422 packetStatus->Flrc.TxRxStatus.RxPid = ( status[3] >> 6 ) & 0x03;
GregCr 4:abf14b677777 423 packetStatus->Flrc.TxRxStatus.RxNoAck = ( status[3] >> 5 ) & 0x01;
GregCr 4:abf14b677777 424 packetStatus->Flrc.TxRxStatus.RxPidErr = ( status[3] >> 4 ) & 0x01;
GregCr 4:abf14b677777 425 packetStatus->Flrc.TxRxStatus.PacketSent = status[3] & 0x01;
GregCr 0:03ec2f3bde8c 426
GregCr 4:abf14b677777 427 packetStatus->Flrc.SyncAddrStatus = status[4] & 0x07;
GregCr 0:03ec2f3bde8c 428 break;
GregCr 0:03ec2f3bde8c 429
GregCr 0:03ec2f3bde8c 430 case PACKET_TYPE_BLE:
GregCr 4:abf14b677777 431 packetStatus->Ble.RssiSync = -( status[1] / 2 );
GregCr 0:03ec2f3bde8c 432
GregCr 4:abf14b677777 433 packetStatus->Ble.ErrorStatus.SyncError = ( status[2] >> 6 ) & 0x01;
GregCr 4:abf14b677777 434 packetStatus->Ble.ErrorStatus.LengthError = ( status[2] >> 5 ) & 0x01;
GregCr 4:abf14b677777 435 packetStatus->Ble.ErrorStatus.CrcError = ( status[2] >> 4 ) & 0x01;
GregCr 4:abf14b677777 436 packetStatus->Ble.ErrorStatus.AbortError = ( status[2] >> 3 ) & 0x01;
GregCr 4:abf14b677777 437 packetStatus->Ble.ErrorStatus.HeaderReceived = ( status[2] >> 2 ) & 0x01;
GregCr 4:abf14b677777 438 packetStatus->Ble.ErrorStatus.PacketReceived = ( status[2] >> 1 ) & 0x01;
GregCr 4:abf14b677777 439 packetStatus->Ble.ErrorStatus.PacketControlerBusy = status[2] & 0x01;
GregCr 0:03ec2f3bde8c 440
GregCr 4:abf14b677777 441 packetStatus->Ble.TxRxStatus.PacketSent = status[3] & 0x01;
GregCr 0:03ec2f3bde8c 442
GregCr 4:abf14b677777 443 packetStatus->Ble.SyncAddrStatus = status[4] & 0x07;
GregCr 0:03ec2f3bde8c 444 break;
GregCr 0:03ec2f3bde8c 445
GregCr 0:03ec2f3bde8c 446 case PACKET_TYPE_NONE:
GregCr 4:abf14b677777 447 // In that specific case, we set everything in the packetStatus to zeros
GregCr 0:03ec2f3bde8c 448 // and reset the packet type accordingly
GregCr 4:abf14b677777 449 memset( packetStatus, 0, sizeof( PacketStatus_t ) );
GregCr 4:abf14b677777 450 packetStatus->packetType = PACKET_TYPE_NONE;
GregCr 0:03ec2f3bde8c 451 break;
GregCr 0:03ec2f3bde8c 452 }
GregCr 0:03ec2f3bde8c 453 }
GregCr 0:03ec2f3bde8c 454
GregCr 0:03ec2f3bde8c 455 int8_t SX1280::GetRssiInst( void )
GregCr 0:03ec2f3bde8c 456 {
GregCr 0:03ec2f3bde8c 457 uint8_t raw = 0;
GregCr 0:03ec2f3bde8c 458
GregCr 0:03ec2f3bde8c 459 ReadCommand( RADIO_GET_RSSIINST, &raw, 1 );
GregCr 0:03ec2f3bde8c 460
GregCr 0:03ec2f3bde8c 461 return ( int8_t ) ( -raw / 2 );
GregCr 0:03ec2f3bde8c 462 }
GregCr 0:03ec2f3bde8c 463
GregCr 0:03ec2f3bde8c 464 void SX1280::SetDioIrqParams( uint16_t irqMask, uint16_t dio1Mask, uint16_t dio2Mask, uint16_t dio3Mask )
GregCr 0:03ec2f3bde8c 465 {
GregCr 0:03ec2f3bde8c 466 uint8_t buf[8];
GregCr 0:03ec2f3bde8c 467
GregCr 0:03ec2f3bde8c 468 buf[0] = ( uint8_t )( ( irqMask >> 8 ) & 0x00FF );
GregCr 0:03ec2f3bde8c 469 buf[1] = ( uint8_t )( irqMask & 0x00FF );
GregCr 0:03ec2f3bde8c 470 buf[2] = ( uint8_t )( ( dio1Mask >> 8 ) & 0x00FF );
GregCr 0:03ec2f3bde8c 471 buf[3] = ( uint8_t )( dio1Mask & 0x00FF );
GregCr 0:03ec2f3bde8c 472 buf[4] = ( uint8_t )( ( dio2Mask >> 8 ) & 0x00FF );
GregCr 0:03ec2f3bde8c 473 buf[5] = ( uint8_t )( dio2Mask & 0x00FF );
GregCr 0:03ec2f3bde8c 474 buf[6] = ( uint8_t )( ( dio3Mask >> 8 ) & 0x00FF );
GregCr 0:03ec2f3bde8c 475 buf[7] = ( uint8_t )( dio3Mask & 0x00FF );
GregCr 0:03ec2f3bde8c 476 WriteCommand( RADIO_SET_DIOIRQPARAMS, buf, 8 );
GregCr 0:03ec2f3bde8c 477 }
GregCr 0:03ec2f3bde8c 478
GregCr 0:03ec2f3bde8c 479 uint16_t SX1280::GetIrqStatus( void )
GregCr 0:03ec2f3bde8c 480 {
GregCr 0:03ec2f3bde8c 481 uint8_t irqStatus[2];
GregCr 0:03ec2f3bde8c 482 ReadCommand( RADIO_GET_IRQSTATUS, irqStatus, 2 );
GregCr 0:03ec2f3bde8c 483 return ( irqStatus[0] << 8 ) | irqStatus[1];
GregCr 0:03ec2f3bde8c 484 }
GregCr 0:03ec2f3bde8c 485
GregCr 4:abf14b677777 486 void SX1280::ClearIrqStatus( uint16_t irqMask )
GregCr 0:03ec2f3bde8c 487 {
GregCr 0:03ec2f3bde8c 488 uint8_t buf[2];
GregCr 0:03ec2f3bde8c 489
GregCr 4:abf14b677777 490 buf[0] = ( uint8_t )( ( ( uint16_t )irqMask >> 8 ) & 0x00FF );
GregCr 4:abf14b677777 491 buf[1] = ( uint8_t )( ( uint16_t )irqMask & 0x00FF );
GregCr 0:03ec2f3bde8c 492 WriteCommand( RADIO_CLR_IRQSTATUS, buf, 2 );
GregCr 0:03ec2f3bde8c 493 }
GregCr 0:03ec2f3bde8c 494
GregCr 0:03ec2f3bde8c 495 void SX1280::Calibrate( CalibrationParams_t calibParam )
GregCr 0:03ec2f3bde8c 496 {
GregCr 0:03ec2f3bde8c 497 uint8_t cal = ( calibParam.ADCBulkPEnable << 5 ) |
GregCr 0:03ec2f3bde8c 498 ( calibParam.ADCBulkNEnable << 4 ) |
GregCr 0:03ec2f3bde8c 499 ( calibParam.ADCPulseEnable << 3 ) |
GregCr 0:03ec2f3bde8c 500 ( calibParam.PLLEnable << 2 ) |
GregCr 0:03ec2f3bde8c 501 ( calibParam.RC13MEnable << 1 ) |
GregCr 0:03ec2f3bde8c 502 ( calibParam.RC64KEnable );
GregCr 0:03ec2f3bde8c 503 WriteCommand( RADIO_CALIBRATE, &cal, 1 );
GregCr 0:03ec2f3bde8c 504 }
GregCr 0:03ec2f3bde8c 505
GregCr 0:03ec2f3bde8c 506 void SX1280::SetRegulatorMode( RadioRegulatorModes_t mode )
GregCr 0:03ec2f3bde8c 507 {
GregCr 0:03ec2f3bde8c 508 WriteCommand( RADIO_SET_REGULATORMODE, ( uint8_t* )&mode, 1 );
GregCr 0:03ec2f3bde8c 509 }
GregCr 0:03ec2f3bde8c 510
GregCr 0:03ec2f3bde8c 511 void SX1280::SetSaveContext( void )
GregCr 0:03ec2f3bde8c 512 {
GregCr 0:03ec2f3bde8c 513 WriteCommand( RADIO_SET_SAVECONTEXT, 0, 0 );
GregCr 0:03ec2f3bde8c 514 }
GregCr 0:03ec2f3bde8c 515
GregCr 0:03ec2f3bde8c 516 void SX1280::SetAutoTx( uint16_t time )
GregCr 0:03ec2f3bde8c 517 {
GregCr 0:03ec2f3bde8c 518 uint16_t compensatedTime = time - ( uint16_t )AUTO_TX_OFFSET;
GregCr 0:03ec2f3bde8c 519 uint8_t buf[2];
GregCr 0:03ec2f3bde8c 520
GregCr 0:03ec2f3bde8c 521 buf[0] = ( uint8_t )( ( compensatedTime >> 8 ) & 0x00FF );
GregCr 0:03ec2f3bde8c 522 buf[1] = ( uint8_t )( compensatedTime & 0x00FF );
GregCr 0:03ec2f3bde8c 523 WriteCommand( RADIO_SET_AUTOTX, buf, 2 );
GregCr 0:03ec2f3bde8c 524 }
GregCr 0:03ec2f3bde8c 525
GregCr 0:03ec2f3bde8c 526 void SX1280::SetAutoFs( bool enableAutoFs )
GregCr 0:03ec2f3bde8c 527 {
GregCr 0:03ec2f3bde8c 528 WriteCommand( RADIO_SET_AUTORX, ( uint8_t * )&enableAutoFs, 1 );
GregCr 0:03ec2f3bde8c 529 }
GregCr 0:03ec2f3bde8c 530
GregCr 0:03ec2f3bde8c 531 void SX1280::SetLongPreamble( bool enable )
GregCr 0:03ec2f3bde8c 532 {
GregCr 0:03ec2f3bde8c 533 WriteCommand( RADIO_SET_LONGPREAMBLE, ( uint8_t * )&enable, 1 );
GregCr 0:03ec2f3bde8c 534 }
GregCr 0:03ec2f3bde8c 535
GregCr 0:03ec2f3bde8c 536 void SX1280::SetPayload( uint8_t *buffer, uint8_t size, uint8_t offset )
GregCr 0:03ec2f3bde8c 537 {
GregCr 2:62b6e0f59f0f 538 WriteBuffer( offset, buffer, size );
GregCr 0:03ec2f3bde8c 539 }
GregCr 0:03ec2f3bde8c 540
GregCr 0:03ec2f3bde8c 541 uint8_t SX1280::GetPayload( uint8_t *buffer, uint8_t *size , uint8_t maxSize )
GregCr 0:03ec2f3bde8c 542 {
GregCr 0:03ec2f3bde8c 543 uint8_t offset;
GregCr 0:03ec2f3bde8c 544
GregCr 0:03ec2f3bde8c 545 GetRxBufferStatus( size, &offset );
GregCr 0:03ec2f3bde8c 546 if( *size > maxSize )
GregCr 0:03ec2f3bde8c 547 {
GregCr 0:03ec2f3bde8c 548 return 1;
GregCr 0:03ec2f3bde8c 549 }
GregCr 0:03ec2f3bde8c 550 ReadBuffer( offset, buffer, *size );
GregCr 0:03ec2f3bde8c 551 return 0;
GregCr 0:03ec2f3bde8c 552 }
GregCr 0:03ec2f3bde8c 553
GregCr 0:03ec2f3bde8c 554 void SX1280::SendPayload( uint8_t *payload, uint8_t size, TickTime_t timeout, uint8_t offset )
GregCr 0:03ec2f3bde8c 555 {
GregCr 0:03ec2f3bde8c 556 SetPayload( payload, size, offset );
GregCr 0:03ec2f3bde8c 557 SetTx( timeout );
GregCr 0:03ec2f3bde8c 558 }
GregCr 0:03ec2f3bde8c 559
GregCr 0:03ec2f3bde8c 560 uint8_t SX1280::SetSyncWord( uint8_t syncWordIdx, uint8_t *syncWord )
GregCr 0:03ec2f3bde8c 561 {
GregCr 0:03ec2f3bde8c 562 uint16_t addr;
GregCr 0:03ec2f3bde8c 563 uint8_t syncwordSize = 0;
GregCr 0:03ec2f3bde8c 564
GregCr 4:abf14b677777 565 switch( GetPacketType( true ) )
GregCr 0:03ec2f3bde8c 566 {
GregCr 0:03ec2f3bde8c 567 case PACKET_TYPE_GFSK:
GregCr 0:03ec2f3bde8c 568 syncwordSize = 5;
GregCr 0:03ec2f3bde8c 569 switch( syncWordIdx )
GregCr 0:03ec2f3bde8c 570 {
GregCr 0:03ec2f3bde8c 571 case 1:
GregCr 0:03ec2f3bde8c 572 addr = REG_LR_SYNCWORDBASEADDRESS1;
GregCr 0:03ec2f3bde8c 573 break;
GregCr 0:03ec2f3bde8c 574 case 2:
GregCr 0:03ec2f3bde8c 575 addr = REG_LR_SYNCWORDBASEADDRESS2;
GregCr 0:03ec2f3bde8c 576 break;
GregCr 0:03ec2f3bde8c 577 case 3:
GregCr 0:03ec2f3bde8c 578 addr = REG_LR_SYNCWORDBASEADDRESS3;
GregCr 0:03ec2f3bde8c 579 break;
GregCr 0:03ec2f3bde8c 580 default:
GregCr 0:03ec2f3bde8c 581 return 1;
GregCr 0:03ec2f3bde8c 582 }
GregCr 0:03ec2f3bde8c 583 break;
GregCr 0:03ec2f3bde8c 584 case PACKET_TYPE_FLRC:
GregCr 0:03ec2f3bde8c 585 // For FLRC packet type, the SyncWord is one byte shorter and
GregCr 0:03ec2f3bde8c 586 // the base address is shifted by one byte
GregCr 0:03ec2f3bde8c 587 syncwordSize = 4;
GregCr 0:03ec2f3bde8c 588 switch( syncWordIdx )
GregCr 0:03ec2f3bde8c 589 {
GregCr 0:03ec2f3bde8c 590 case 1:
GregCr 0:03ec2f3bde8c 591 addr = REG_LR_SYNCWORDBASEADDRESS1 + 1;
GregCr 0:03ec2f3bde8c 592 break;
GregCr 0:03ec2f3bde8c 593 case 2:
GregCr 0:03ec2f3bde8c 594 addr = REG_LR_SYNCWORDBASEADDRESS2 + 1;
GregCr 0:03ec2f3bde8c 595 break;
GregCr 0:03ec2f3bde8c 596 case 3:
GregCr 0:03ec2f3bde8c 597 addr = REG_LR_SYNCWORDBASEADDRESS3 + 1;
GregCr 0:03ec2f3bde8c 598 break;
GregCr 0:03ec2f3bde8c 599 default:
GregCr 0:03ec2f3bde8c 600 return 1;
GregCr 0:03ec2f3bde8c 601 }
GregCr 0:03ec2f3bde8c 602 break;
GregCr 0:03ec2f3bde8c 603 case PACKET_TYPE_BLE:
GregCr 0:03ec2f3bde8c 604 // For Ble packet type, only the first SyncWord is used and its
GregCr 0:03ec2f3bde8c 605 // address is shifted by one byte
GregCr 0:03ec2f3bde8c 606 syncwordSize = 4;
GregCr 0:03ec2f3bde8c 607 switch( syncWordIdx )
GregCr 0:03ec2f3bde8c 608 {
GregCr 0:03ec2f3bde8c 609 case 1:
GregCr 0:03ec2f3bde8c 610 addr = REG_LR_SYNCWORDBASEADDRESS1 + 1;
GregCr 0:03ec2f3bde8c 611 break;
GregCr 0:03ec2f3bde8c 612 default:
GregCr 0:03ec2f3bde8c 613 return 1;
GregCr 0:03ec2f3bde8c 614 }
GregCr 0:03ec2f3bde8c 615 break;
GregCr 0:03ec2f3bde8c 616 default:
GregCr 0:03ec2f3bde8c 617 return 1;
GregCr 0:03ec2f3bde8c 618 }
GregCr 0:03ec2f3bde8c 619 WriteRegister( addr, syncWord, syncwordSize );
GregCr 0:03ec2f3bde8c 620 return 0;
GregCr 0:03ec2f3bde8c 621 }
GregCr 0:03ec2f3bde8c 622
GregCr 0:03ec2f3bde8c 623 void SX1280::SetSyncWordErrorTolerance( uint8_t ErrorBits )
GregCr 0:03ec2f3bde8c 624 {
GregCr 0:03ec2f3bde8c 625 ErrorBits = ( ReadRegister( REG_LR_SYNCWORDTOLERANCE ) & 0xF0 ) | ( ErrorBits & 0x0F );
GregCr 0:03ec2f3bde8c 626 WriteRegister( REG_LR_SYNCWORDTOLERANCE, ErrorBits );
GregCr 0:03ec2f3bde8c 627 }
GregCr 0:03ec2f3bde8c 628
GregCr 4:abf14b677777 629 uint8_t SX1280::SetCrcSeed( uint8_t *seed )
GregCr 0:03ec2f3bde8c 630 {
GregCr 4:abf14b677777 631 uint8_t updated = 0;
GregCr 4:abf14b677777 632 switch( GetPacketType( true ) )
GregCr 0:03ec2f3bde8c 633 {
GregCr 0:03ec2f3bde8c 634 case PACKET_TYPE_GFSK:
GregCr 0:03ec2f3bde8c 635 case PACKET_TYPE_FLRC:
GregCr 4:abf14b677777 636 WriteRegister( REG_LR_CRCSEEDBASEADDR, seed, 2 );
GregCr 4:abf14b677777 637 updated = 1;
GregCr 4:abf14b677777 638 break;
GregCr 4:abf14b677777 639 case PACKET_TYPE_BLE:
GregCr 4:abf14b677777 640 this->WriteRegister(0x9c7, seed[2] );
GregCr 4:abf14b677777 641 this->WriteRegister(0x9c8, seed[1] );
GregCr 4:abf14b677777 642 this->WriteRegister(0x9c9, seed[0] );
GregCr 4:abf14b677777 643 updated = 1;
GregCr 0:03ec2f3bde8c 644 break;
GregCr 0:03ec2f3bde8c 645 default:
GregCr 0:03ec2f3bde8c 646 break;
GregCr 0:03ec2f3bde8c 647 }
GregCr 4:abf14b677777 648 return updated;
GregCr 0:03ec2f3bde8c 649 }
GregCr 0:03ec2f3bde8c 650
GregCr 0:03ec2f3bde8c 651 void SX1280::SetCrcPolynomial( uint16_t polynomial )
GregCr 0:03ec2f3bde8c 652 {
GregCr 0:03ec2f3bde8c 653 uint8_t val[2];
GregCr 0:03ec2f3bde8c 654
GregCr 0:03ec2f3bde8c 655 val[0] = ( uint8_t )( polynomial >> 8 ) & 0xFF;
GregCr 0:03ec2f3bde8c 656 val[1] = ( uint8_t )( polynomial & 0xFF );
GregCr 0:03ec2f3bde8c 657
GregCr 4:abf14b677777 658 switch( GetPacketType( true ) )
GregCr 0:03ec2f3bde8c 659 {
GregCr 0:03ec2f3bde8c 660 case PACKET_TYPE_GFSK:
GregCr 0:03ec2f3bde8c 661 case PACKET_TYPE_FLRC:
GregCr 0:03ec2f3bde8c 662 WriteRegister( REG_LR_CRCPOLYBASEADDR, val, 2 );
GregCr 0:03ec2f3bde8c 663 break;
GregCr 0:03ec2f3bde8c 664 default:
GregCr 0:03ec2f3bde8c 665 break;
GregCr 0:03ec2f3bde8c 666 }
GregCr 0:03ec2f3bde8c 667 }
GregCr 0:03ec2f3bde8c 668
GregCr 0:03ec2f3bde8c 669 void SX1280::SetWhiteningSeed( uint8_t seed )
GregCr 0:03ec2f3bde8c 670 {
GregCr 4:abf14b677777 671 switch( GetPacketType( true ) )
GregCr 0:03ec2f3bde8c 672 {
GregCr 0:03ec2f3bde8c 673 case PACKET_TYPE_GFSK:
GregCr 0:03ec2f3bde8c 674 case PACKET_TYPE_FLRC:
GregCr 0:03ec2f3bde8c 675 case PACKET_TYPE_BLE:
GregCr 0:03ec2f3bde8c 676 WriteRegister( REG_LR_WHITSEEDBASEADDR, seed );
GregCr 0:03ec2f3bde8c 677 break;
GregCr 0:03ec2f3bde8c 678 default:
GregCr 0:03ec2f3bde8c 679 break;
GregCr 0:03ec2f3bde8c 680 }
GregCr 0:03ec2f3bde8c 681 }
GregCr 0:03ec2f3bde8c 682
GregCr 0:03ec2f3bde8c 683 void SX1280::SetRangingIdLength( RadioRangingIdCheckLengths_t length )
GregCr 0:03ec2f3bde8c 684 {
GregCr 4:abf14b677777 685 switch( GetPacketType( true ) )
GregCr 0:03ec2f3bde8c 686 {
GregCr 0:03ec2f3bde8c 687 case PACKET_TYPE_RANGING:
GregCr 0:03ec2f3bde8c 688 WriteRegister( REG_LR_RANGINGIDCHECKLENGTH, ( ( ( ( uint8_t )length ) & 0x03 ) << 6 ) | ( ReadRegister( REG_LR_RANGINGIDCHECKLENGTH ) & 0x3F ) );
GregCr 0:03ec2f3bde8c 689 break;
GregCr 0:03ec2f3bde8c 690 default:
GregCr 0:03ec2f3bde8c 691 break;
GregCr 0:03ec2f3bde8c 692 }
GregCr 0:03ec2f3bde8c 693 }
GregCr 0:03ec2f3bde8c 694
GregCr 0:03ec2f3bde8c 695 void SX1280::SetDeviceRangingAddress( uint32_t address )
GregCr 0:03ec2f3bde8c 696 {
GregCr 0:03ec2f3bde8c 697 uint8_t addrArray[] = { address >> 24, address >> 16, address >> 8, address };
GregCr 0:03ec2f3bde8c 698
GregCr 4:abf14b677777 699 switch( GetPacketType( true ) )
GregCr 0:03ec2f3bde8c 700 {
GregCr 0:03ec2f3bde8c 701 case PACKET_TYPE_RANGING:
GregCr 0:03ec2f3bde8c 702 WriteRegister( REG_LR_DEVICERANGINGADDR, addrArray, 4 );
GregCr 0:03ec2f3bde8c 703 break;
GregCr 0:03ec2f3bde8c 704 default:
GregCr 0:03ec2f3bde8c 705 break;
GregCr 0:03ec2f3bde8c 706 }
GregCr 0:03ec2f3bde8c 707 }
GregCr 0:03ec2f3bde8c 708
GregCr 0:03ec2f3bde8c 709 void SX1280::SetRangingRequestAddress( uint32_t address )
GregCr 0:03ec2f3bde8c 710 {
GregCr 0:03ec2f3bde8c 711 uint8_t addrArray[] = { address >> 24, address >> 16, address >> 8, address };
GregCr 0:03ec2f3bde8c 712
GregCr 4:abf14b677777 713 switch( GetPacketType( true ) )
GregCr 0:03ec2f3bde8c 714 {
GregCr 0:03ec2f3bde8c 715 case PACKET_TYPE_RANGING:
GregCr 0:03ec2f3bde8c 716 WriteRegister( REG_LR_REQUESTRANGINGADDR, addrArray, 4 );
GregCr 0:03ec2f3bde8c 717 break;
GregCr 0:03ec2f3bde8c 718 default:
GregCr 0:03ec2f3bde8c 719 break;
GregCr 0:03ec2f3bde8c 720 }
GregCr 0:03ec2f3bde8c 721 }
GregCr 0:03ec2f3bde8c 722
GregCr 0:03ec2f3bde8c 723 double SX1280::GetRangingResult( RadioRangingResultTypes_t resultType )
GregCr 0:03ec2f3bde8c 724 {
GregCr 0:03ec2f3bde8c 725 uint32_t valLsb = 0;
GregCr 0:03ec2f3bde8c 726 double val = 0.0;
GregCr 0:03ec2f3bde8c 727
GregCr 4:abf14b677777 728 switch( GetPacketType( true ) )
GregCr 0:03ec2f3bde8c 729 {
GregCr 0:03ec2f3bde8c 730 case PACKET_TYPE_RANGING:
GregCr 0:03ec2f3bde8c 731 this->SetStandby( STDBY_XOSC );
GregCr 0:03ec2f3bde8c 732 this->WriteRegister( 0x97F, this->ReadRegister( 0x97F ) | ( 1 << 1 ) ); // enable LORA modem clock
GregCr 0:03ec2f3bde8c 733 WriteRegister( REG_LR_RANGINGRESULTCONFIG, ( ReadRegister( REG_LR_RANGINGRESULTCONFIG ) & MASK_RANGINGMUXSEL ) | ( ( ( ( uint8_t )resultType ) & 0x03 ) << 4 ) );
GregCr 0:03ec2f3bde8c 734 valLsb = ( ( ReadRegister( REG_LR_RANGINGRESULTBASEADDR ) << 16 ) | ( ReadRegister( REG_LR_RANGINGRESULTBASEADDR + 1 ) << 8 ) | ( ReadRegister( REG_LR_RANGINGRESULTBASEADDR + 2 ) ) );
GregCr 0:03ec2f3bde8c 735 this->SetStandby( STDBY_RC );
GregCr 0:03ec2f3bde8c 736
GregCr 0:03ec2f3bde8c 737 // Convertion from LSB to distance. For explanation on the formula, refer to Datasheet of SX1280
GregCr 0:03ec2f3bde8c 738 switch( resultType )
GregCr 0:03ec2f3bde8c 739 {
GregCr 0:03ec2f3bde8c 740 case RANGING_RESULT_RAW:
GregCr 0:03ec2f3bde8c 741 // Convert the ranging LSB to distance in meter
GregCr 0:03ec2f3bde8c 742 // The theoretical conversion from register value to distance [m] is given by:
GregCr 0:03ec2f3bde8c 743 //distance [m] = ( complement2( register ) * 150 ) / ( 2^12 * bandwidth[MHz] ) )
GregCr 0:03ec2f3bde8c 744 // The API provide BW in [Hz] so the implemented formula is complement2( register ) / bandwidth[Hz] * A,
GregCr 0:03ec2f3bde8c 745 // where A = 150 / (2^12 / 1e6) = 36621.09
GregCr 0:03ec2f3bde8c 746 val = ( double )complement2( valLsb, 24 ) / ( double )this->GetLoRaBandwidth( ) * 36621.09375;
GregCr 0:03ec2f3bde8c 747 break;
GregCr 0:03ec2f3bde8c 748
GregCr 0:03ec2f3bde8c 749 case RANGING_RESULT_AVERAGED:
GregCr 0:03ec2f3bde8c 750 case RANGING_RESULT_DEBIASED:
GregCr 0:03ec2f3bde8c 751 case RANGING_RESULT_FILTERED:
GregCr 0:03ec2f3bde8c 752 val = ( double )valLsb * 20.0 / 100.0;
GregCr 0:03ec2f3bde8c 753 break;
GregCr 0:03ec2f3bde8c 754 default:
GregCr 0:03ec2f3bde8c 755 val = 0.0;
GregCr 0:03ec2f3bde8c 756 }
GregCr 0:03ec2f3bde8c 757 break;
GregCr 0:03ec2f3bde8c 758 default:
GregCr 0:03ec2f3bde8c 759 break;
GregCr 0:03ec2f3bde8c 760 }
GregCr 0:03ec2f3bde8c 761 return val;
GregCr 0:03ec2f3bde8c 762 }
GregCr 0:03ec2f3bde8c 763
GregCr 0:03ec2f3bde8c 764 void SX1280::SetRangingCalibration( uint16_t cal )
GregCr 0:03ec2f3bde8c 765 {
GregCr 4:abf14b677777 766 switch( GetPacketType( true ) )
GregCr 0:03ec2f3bde8c 767 {
GregCr 0:03ec2f3bde8c 768 case PACKET_TYPE_RANGING:
GregCr 0:03ec2f3bde8c 769 WriteRegister( REG_LR_RANGINGRERXTXDELAYCAL, ( uint8_t )( ( cal >> 8 ) & 0xFF ) );
GregCr 0:03ec2f3bde8c 770 WriteRegister( REG_LR_RANGINGRERXTXDELAYCAL + 1, ( uint8_t )( ( cal ) & 0xFF ) );
GregCr 0:03ec2f3bde8c 771 break;
GregCr 0:03ec2f3bde8c 772 default:
GregCr 0:03ec2f3bde8c 773 break;
GregCr 0:03ec2f3bde8c 774 }
GregCr 0:03ec2f3bde8c 775 }
GregCr 0:03ec2f3bde8c 776
GregCr 0:03ec2f3bde8c 777 void SX1280::RangingClearFilterResult( void )
GregCr 0:03ec2f3bde8c 778 {
GregCr 0:03ec2f3bde8c 779 uint8_t regVal = ReadRegister( REG_LR_RANGINGRESULTCLEARREG );
GregCr 0:03ec2f3bde8c 780
GregCr 0:03ec2f3bde8c 781 // To clear result, set bit 5 to 1 then to 0
GregCr 0:03ec2f3bde8c 782 WriteRegister( REG_LR_RANGINGRESULTCLEARREG, regVal | ( 1 << 5 ) );
GregCr 0:03ec2f3bde8c 783 WriteRegister( REG_LR_RANGINGRESULTCLEARREG, regVal & ( ~( 1 << 5 ) ) );
GregCr 0:03ec2f3bde8c 784 }
GregCr 0:03ec2f3bde8c 785
GregCr 0:03ec2f3bde8c 786 void SX1280::RangingSetFilterNumSamples( uint8_t num )
GregCr 0:03ec2f3bde8c 787 {
GregCr 0:03ec2f3bde8c 788 // Silently set 8 as minimum value
GregCr 0:03ec2f3bde8c 789 WriteRegister( REG_LR_RANGINGFILTERWINDOWSIZE, ( num < DEFAULT_RANGING_FILTER_SIZE ) ? DEFAULT_RANGING_FILTER_SIZE : num );
GregCr 0:03ec2f3bde8c 790 }
GregCr 0:03ec2f3bde8c 791
GregCr 0:03ec2f3bde8c 792 void SX1280::SetRangingRole( RadioRangingRoles_t role )
GregCr 0:03ec2f3bde8c 793 {
GregCr 0:03ec2f3bde8c 794 uint8_t buf[1];
GregCr 0:03ec2f3bde8c 795
GregCr 0:03ec2f3bde8c 796 buf[0] = role;
GregCr 0:03ec2f3bde8c 797 WriteCommand( RADIO_SET_RANGING_ROLE, &buf[0], 1 );
GregCr 0:03ec2f3bde8c 798 }
GregCr 0:03ec2f3bde8c 799
GregCr 0:03ec2f3bde8c 800 double SX1280::GetFrequencyError( )
GregCr 0:03ec2f3bde8c 801 {
GregCr 0:03ec2f3bde8c 802 uint8_t efeRaw[3] = {0};
GregCr 0:03ec2f3bde8c 803 uint32_t efe = 0;
GregCr 0:03ec2f3bde8c 804 double efeHz = 0.0;
GregCr 0:03ec2f3bde8c 805
GregCr 4:abf14b677777 806 switch( this->GetPacketType( true ) )
GregCr 0:03ec2f3bde8c 807 {
GregCr 0:03ec2f3bde8c 808 case PACKET_TYPE_LORA:
GregCr 0:03ec2f3bde8c 809 case PACKET_TYPE_RANGING:
GregCr 0:03ec2f3bde8c 810 efeRaw[0] = this->ReadRegister( REG_LR_ESTIMATED_FREQUENCY_ERROR_MSB );
GregCr 0:03ec2f3bde8c 811 efeRaw[1] = this->ReadRegister( REG_LR_ESTIMATED_FREQUENCY_ERROR_MSB + 1 );
GregCr 0:03ec2f3bde8c 812 efeRaw[2] = this->ReadRegister( REG_LR_ESTIMATED_FREQUENCY_ERROR_MSB + 2 );
GregCr 0:03ec2f3bde8c 813 efe = ( efeRaw[0]<<16 ) | ( efeRaw[1]<<8 ) | efeRaw[2];
GregCr 0:03ec2f3bde8c 814 efe &= REG_LR_ESTIMATED_FREQUENCY_ERROR_MASK;
GregCr 0:03ec2f3bde8c 815
GregCr 0:03ec2f3bde8c 816 efeHz = 1.55 * ( double )complement2( efe, 20 ) / ( 1600.0 / ( double )this->GetLoRaBandwidth( ) * 1000.0 );
GregCr 0:03ec2f3bde8c 817 break;
GregCr 0:03ec2f3bde8c 818
GregCr 0:03ec2f3bde8c 819 case PACKET_TYPE_NONE:
GregCr 0:03ec2f3bde8c 820 case PACKET_TYPE_BLE:
GregCr 0:03ec2f3bde8c 821 case PACKET_TYPE_FLRC:
GregCr 0:03ec2f3bde8c 822 case PACKET_TYPE_GFSK:
GregCr 0:03ec2f3bde8c 823 break;
GregCr 0:03ec2f3bde8c 824 }
GregCr 0:03ec2f3bde8c 825
GregCr 0:03ec2f3bde8c 826 return efeHz;
GregCr 0:03ec2f3bde8c 827 }
GregCr 0:03ec2f3bde8c 828
GregCr 0:03ec2f3bde8c 829 void SX1280::SetPollingMode( void )
GregCr 0:03ec2f3bde8c 830 {
GregCr 0:03ec2f3bde8c 831 this->PollingMode = true;
GregCr 0:03ec2f3bde8c 832 }
GregCr 0:03ec2f3bde8c 833
GregCr 0:03ec2f3bde8c 834 int32_t SX1280::complement2( const uint32_t num, const uint8_t bitCnt )
GregCr 0:03ec2f3bde8c 835 {
GregCr 0:03ec2f3bde8c 836 int32_t retVal = ( int32_t )num;
GregCr 0:03ec2f3bde8c 837 if( num >= 2<<( bitCnt - 2 ) )
GregCr 0:03ec2f3bde8c 838 {
GregCr 0:03ec2f3bde8c 839 retVal -= 2<<( bitCnt - 1 );
GregCr 0:03ec2f3bde8c 840 }
GregCr 0:03ec2f3bde8c 841 return retVal;
GregCr 0:03ec2f3bde8c 842 }
GregCr 0:03ec2f3bde8c 843
GregCr 0:03ec2f3bde8c 844 int32_t SX1280::GetLoRaBandwidth( )
GregCr 0:03ec2f3bde8c 845 {
GregCr 0:03ec2f3bde8c 846 int32_t bwValue = 0;
GregCr 0:03ec2f3bde8c 847
GregCr 0:03ec2f3bde8c 848 switch( this->LoRaBandwidth )
GregCr 0:03ec2f3bde8c 849 {
GregCr 0:03ec2f3bde8c 850 case LORA_BW_0200:
GregCr 0:03ec2f3bde8c 851 bwValue = 203125;
GregCr 0:03ec2f3bde8c 852 break;
GregCr 0:03ec2f3bde8c 853 case LORA_BW_0400:
GregCr 0:03ec2f3bde8c 854 bwValue = 406250;
GregCr 0:03ec2f3bde8c 855 break;
GregCr 0:03ec2f3bde8c 856 case LORA_BW_0800:
GregCr 0:03ec2f3bde8c 857 bwValue = 812500;
GregCr 0:03ec2f3bde8c 858 break;
GregCr 0:03ec2f3bde8c 859 case LORA_BW_1600:
GregCr 0:03ec2f3bde8c 860 bwValue = 1625000;
GregCr 0:03ec2f3bde8c 861 break;
GregCr 0:03ec2f3bde8c 862 default:
GregCr 0:03ec2f3bde8c 863 bwValue = 0;
GregCr 0:03ec2f3bde8c 864 }
GregCr 0:03ec2f3bde8c 865 return bwValue;
GregCr 0:03ec2f3bde8c 866 }
GregCr 0:03ec2f3bde8c 867
GregCr 0:03ec2f3bde8c 868 void SX1280::SetInterruptMode( void )
GregCr 0:03ec2f3bde8c 869 {
GregCr 0:03ec2f3bde8c 870 this->PollingMode = false;
GregCr 0:03ec2f3bde8c 871 }
GregCr 0:03ec2f3bde8c 872
GregCr 0:03ec2f3bde8c 873 void SX1280::OnDioIrq( void )
GregCr 0:03ec2f3bde8c 874 {
GregCr 0:03ec2f3bde8c 875 /*
GregCr 0:03ec2f3bde8c 876 * When polling mode is activated, it is up to the application to call
GregCr 0:03ec2f3bde8c 877 * ProcessIrqs( ). Otherwise, the driver automatically calls ProcessIrqs( )
GregCr 0:03ec2f3bde8c 878 * on radio interrupt.
GregCr 0:03ec2f3bde8c 879 */
GregCr 0:03ec2f3bde8c 880 if( this->PollingMode == true )
GregCr 0:03ec2f3bde8c 881 {
GregCr 0:03ec2f3bde8c 882 this->IrqState = true;
GregCr 0:03ec2f3bde8c 883 }
GregCr 0:03ec2f3bde8c 884 else
GregCr 0:03ec2f3bde8c 885 {
GregCr 0:03ec2f3bde8c 886 this->ProcessIrqs( );
GregCr 0:03ec2f3bde8c 887 }
GregCr 0:03ec2f3bde8c 888 }
GregCr 0:03ec2f3bde8c 889
GregCr 0:03ec2f3bde8c 890 void SX1280::ProcessIrqs( void )
GregCr 0:03ec2f3bde8c 891 {
GregCr 0:03ec2f3bde8c 892 RadioPacketTypes_t packetType = PACKET_TYPE_NONE;
GregCr 0:03ec2f3bde8c 893
GregCr 0:03ec2f3bde8c 894 if( this->PollingMode == true )
GregCr 0:03ec2f3bde8c 895 {
GregCr 0:03ec2f3bde8c 896 if( this->IrqState == true )
GregCr 0:03ec2f3bde8c 897 {
GregCr 0:03ec2f3bde8c 898 __disable_irq( );
GregCr 0:03ec2f3bde8c 899 this->IrqState = false;
GregCr 0:03ec2f3bde8c 900 __enable_irq( );
GregCr 0:03ec2f3bde8c 901 }
GregCr 0:03ec2f3bde8c 902 else
GregCr 0:03ec2f3bde8c 903 {
GregCr 0:03ec2f3bde8c 904 return;
GregCr 0:03ec2f3bde8c 905 }
GregCr 0:03ec2f3bde8c 906 }
GregCr 0:03ec2f3bde8c 907
GregCr 4:abf14b677777 908 packetType = GetPacketType( true );
GregCr 0:03ec2f3bde8c 909 uint16_t irqRegs = GetIrqStatus( );
GregCr 0:03ec2f3bde8c 910 ClearIrqStatus( IRQ_RADIO_ALL );
GregCr 0:03ec2f3bde8c 911
GregCr 0:03ec2f3bde8c 912 #if( SX1280_DEBUG == 1 )
GregCr 0:03ec2f3bde8c 913 DigitalOut TEST_PIN_1( D14 );
GregCr 0:03ec2f3bde8c 914 DigitalOut TEST_PIN_2( D15 );
GregCr 0:03ec2f3bde8c 915 for( int i = 0x8000; i != 0; i >>= 1 )
GregCr 0:03ec2f3bde8c 916 {
GregCr 0:03ec2f3bde8c 917 TEST_PIN_2 = 0;
GregCr 0:03ec2f3bde8c 918 TEST_PIN_1 = ( ( irqRegs & i ) != 0 ) ? 1 : 0;
GregCr 0:03ec2f3bde8c 919 TEST_PIN_2 = 1;
GregCr 0:03ec2f3bde8c 920 }
GregCr 0:03ec2f3bde8c 921 TEST_PIN_1 = 0;
GregCr 0:03ec2f3bde8c 922 TEST_PIN_2 = 0;
GregCr 0:03ec2f3bde8c 923 #endif
GregCr 0:03ec2f3bde8c 924
GregCr 0:03ec2f3bde8c 925 switch( packetType )
GregCr 0:03ec2f3bde8c 926 {
GregCr 0:03ec2f3bde8c 927 case PACKET_TYPE_GFSK:
GregCr 0:03ec2f3bde8c 928 case PACKET_TYPE_FLRC:
GregCr 0:03ec2f3bde8c 929 case PACKET_TYPE_BLE:
GregCr 0:03ec2f3bde8c 930 switch( OperatingMode )
GregCr 0:03ec2f3bde8c 931 {
GregCr 0:03ec2f3bde8c 932 case MODE_RX:
GregCr 0:03ec2f3bde8c 933 if( ( irqRegs & IRQ_RX_DONE ) == IRQ_RX_DONE )
GregCr 0:03ec2f3bde8c 934 {
GregCr 0:03ec2f3bde8c 935 if( ( irqRegs & IRQ_CRC_ERROR ) == IRQ_CRC_ERROR )
GregCr 0:03ec2f3bde8c 936 {
GregCr 0:03ec2f3bde8c 937 if( rxError != NULL )
GregCr 0:03ec2f3bde8c 938 {
GregCr 0:03ec2f3bde8c 939 rxError( IRQ_CRC_ERROR_CODE );
GregCr 0:03ec2f3bde8c 940 }
GregCr 0:03ec2f3bde8c 941 }
GregCr 0:03ec2f3bde8c 942 else if( ( irqRegs & IRQ_SYNCWORD_ERROR ) == IRQ_SYNCWORD_ERROR )
GregCr 0:03ec2f3bde8c 943 {
GregCr 0:03ec2f3bde8c 944 if( rxError != NULL )
GregCr 0:03ec2f3bde8c 945 {
GregCr 0:03ec2f3bde8c 946 rxError( IRQ_SYNCWORD_ERROR_CODE );
GregCr 0:03ec2f3bde8c 947 }
GregCr 0:03ec2f3bde8c 948 }
GregCr 0:03ec2f3bde8c 949 else
GregCr 0:03ec2f3bde8c 950 {
GregCr 0:03ec2f3bde8c 951 if( rxDone != NULL )
GregCr 0:03ec2f3bde8c 952 {
GregCr 0:03ec2f3bde8c 953 rxDone( );
GregCr 0:03ec2f3bde8c 954 }
GregCr 0:03ec2f3bde8c 955 }
GregCr 0:03ec2f3bde8c 956 }
GregCr 0:03ec2f3bde8c 957 if( ( irqRegs & IRQ_SYNCWORD_VALID ) == IRQ_SYNCWORD_VALID )
GregCr 0:03ec2f3bde8c 958 {
GregCr 0:03ec2f3bde8c 959 if( rxSyncWordDone != NULL )
GregCr 0:03ec2f3bde8c 960 {
GregCr 0:03ec2f3bde8c 961 rxSyncWordDone( );
GregCr 0:03ec2f3bde8c 962 }
GregCr 0:03ec2f3bde8c 963 }
GregCr 0:03ec2f3bde8c 964 if( ( irqRegs & IRQ_SYNCWORD_ERROR ) == IRQ_SYNCWORD_ERROR )
GregCr 0:03ec2f3bde8c 965 {
GregCr 0:03ec2f3bde8c 966 if( rxError != NULL )
GregCr 0:03ec2f3bde8c 967 {
GregCr 0:03ec2f3bde8c 968 rxError( IRQ_SYNCWORD_ERROR_CODE );
GregCr 0:03ec2f3bde8c 969 }
GregCr 0:03ec2f3bde8c 970 }
GregCr 0:03ec2f3bde8c 971 if( ( irqRegs & IRQ_RX_TX_TIMEOUT ) == IRQ_RX_TX_TIMEOUT )
GregCr 0:03ec2f3bde8c 972 {
GregCr 0:03ec2f3bde8c 973 if( rxTimeout != NULL )
GregCr 0:03ec2f3bde8c 974 {
GregCr 0:03ec2f3bde8c 975 rxTimeout( );
GregCr 0:03ec2f3bde8c 976 }
GregCr 0:03ec2f3bde8c 977 }
GregCr 0:03ec2f3bde8c 978 break;
GregCr 0:03ec2f3bde8c 979 case MODE_TX:
GregCr 0:03ec2f3bde8c 980 if( ( irqRegs & IRQ_TX_DONE ) == IRQ_TX_DONE )
GregCr 0:03ec2f3bde8c 981 {
GregCr 0:03ec2f3bde8c 982 if( txDone != NULL )
GregCr 0:03ec2f3bde8c 983 {
GregCr 0:03ec2f3bde8c 984 txDone( );
GregCr 0:03ec2f3bde8c 985 }
GregCr 0:03ec2f3bde8c 986 }
GregCr 0:03ec2f3bde8c 987 if( ( irqRegs & IRQ_RX_TX_TIMEOUT ) == IRQ_RX_TX_TIMEOUT )
GregCr 0:03ec2f3bde8c 988 {
GregCr 0:03ec2f3bde8c 989 if( txTimeout != NULL )
GregCr 0:03ec2f3bde8c 990 {
GregCr 0:03ec2f3bde8c 991 txTimeout( );
GregCr 0:03ec2f3bde8c 992 }
GregCr 0:03ec2f3bde8c 993 }
GregCr 0:03ec2f3bde8c 994 break;
GregCr 0:03ec2f3bde8c 995 default:
GregCr 0:03ec2f3bde8c 996 // Unexpected IRQ: silently returns
GregCr 0:03ec2f3bde8c 997 break;
GregCr 0:03ec2f3bde8c 998 }
GregCr 0:03ec2f3bde8c 999 break;
GregCr 0:03ec2f3bde8c 1000 case PACKET_TYPE_LORA:
GregCr 0:03ec2f3bde8c 1001 switch( OperatingMode )
GregCr 0:03ec2f3bde8c 1002 {
GregCr 0:03ec2f3bde8c 1003 case MODE_RX:
GregCr 0:03ec2f3bde8c 1004 if( ( irqRegs & IRQ_RX_DONE ) == IRQ_RX_DONE )
GregCr 0:03ec2f3bde8c 1005 {
GregCr 0:03ec2f3bde8c 1006 if( ( irqRegs & IRQ_CRC_ERROR ) == IRQ_CRC_ERROR )
GregCr 0:03ec2f3bde8c 1007 {
GregCr 0:03ec2f3bde8c 1008 if( rxError != NULL )
GregCr 0:03ec2f3bde8c 1009 {
GregCr 0:03ec2f3bde8c 1010 rxError( IRQ_CRC_ERROR_CODE );
GregCr 0:03ec2f3bde8c 1011 }
GregCr 0:03ec2f3bde8c 1012 }
GregCr 0:03ec2f3bde8c 1013 else
GregCr 0:03ec2f3bde8c 1014 {
GregCr 0:03ec2f3bde8c 1015 if( rxDone != NULL )
GregCr 0:03ec2f3bde8c 1016 {
GregCr 0:03ec2f3bde8c 1017 rxDone( );
GregCr 0:03ec2f3bde8c 1018 }
GregCr 0:03ec2f3bde8c 1019 }
GregCr 0:03ec2f3bde8c 1020 }
GregCr 0:03ec2f3bde8c 1021 if( ( irqRegs & IRQ_HEADER_VALID ) == IRQ_HEADER_VALID )
GregCr 0:03ec2f3bde8c 1022 {
GregCr 0:03ec2f3bde8c 1023 if( rxHeaderDone != NULL )
GregCr 0:03ec2f3bde8c 1024 {
GregCr 0:03ec2f3bde8c 1025 rxHeaderDone( );
GregCr 0:03ec2f3bde8c 1026 }
GregCr 0:03ec2f3bde8c 1027 }
GregCr 0:03ec2f3bde8c 1028 if( ( irqRegs & IRQ_HEADER_ERROR ) == IRQ_HEADER_ERROR )
GregCr 0:03ec2f3bde8c 1029 {
GregCr 0:03ec2f3bde8c 1030 if( rxError != NULL )
GregCr 0:03ec2f3bde8c 1031 {
GregCr 0:03ec2f3bde8c 1032 rxError( IRQ_HEADER_ERROR_CODE );
GregCr 0:03ec2f3bde8c 1033 }
GregCr 0:03ec2f3bde8c 1034 }
GregCr 0:03ec2f3bde8c 1035 if( ( irqRegs & IRQ_RX_TX_TIMEOUT ) == IRQ_RX_TX_TIMEOUT )
GregCr 0:03ec2f3bde8c 1036 {
GregCr 0:03ec2f3bde8c 1037 if( rxTimeout != NULL )
GregCr 0:03ec2f3bde8c 1038 {
GregCr 0:03ec2f3bde8c 1039 rxTimeout( );
GregCr 0:03ec2f3bde8c 1040 }
GregCr 0:03ec2f3bde8c 1041 }
GregCr 0:03ec2f3bde8c 1042 if( ( irqRegs & IRQ_RANGING_SLAVE_REQUEST_DISCARDED ) == IRQ_RANGING_SLAVE_REQUEST_DISCARDED )
GregCr 0:03ec2f3bde8c 1043 {
GregCr 0:03ec2f3bde8c 1044 if( rxError != NULL )
GregCr 0:03ec2f3bde8c 1045 {
GregCr 0:03ec2f3bde8c 1046 rxError( IRQ_RANGING_ON_LORA_ERROR_CODE );
GregCr 0:03ec2f3bde8c 1047 }
GregCr 0:03ec2f3bde8c 1048 }
GregCr 0:03ec2f3bde8c 1049 break;
GregCr 0:03ec2f3bde8c 1050 case MODE_TX:
GregCr 0:03ec2f3bde8c 1051 if( ( irqRegs & IRQ_TX_DONE ) == IRQ_TX_DONE )
GregCr 0:03ec2f3bde8c 1052 {
GregCr 0:03ec2f3bde8c 1053 if( txDone != NULL )
GregCr 0:03ec2f3bde8c 1054 {
GregCr 0:03ec2f3bde8c 1055 txDone( );
GregCr 0:03ec2f3bde8c 1056 }
GregCr 0:03ec2f3bde8c 1057 }
GregCr 0:03ec2f3bde8c 1058 if( ( irqRegs & IRQ_RX_TX_TIMEOUT ) == IRQ_RX_TX_TIMEOUT )
GregCr 0:03ec2f3bde8c 1059 {
GregCr 0:03ec2f3bde8c 1060 if( txTimeout != NULL )
GregCr 0:03ec2f3bde8c 1061 {
GregCr 0:03ec2f3bde8c 1062 txTimeout( );
GregCr 0:03ec2f3bde8c 1063 }
GregCr 0:03ec2f3bde8c 1064 }
GregCr 0:03ec2f3bde8c 1065 break;
GregCr 0:03ec2f3bde8c 1066 case MODE_CAD:
GregCr 0:03ec2f3bde8c 1067 if( ( irqRegs & IRQ_CAD_DONE ) == IRQ_CAD_DONE )
GregCr 0:03ec2f3bde8c 1068 {
GregCr 4:abf14b677777 1069 if( ( irqRegs & IRQ_CAD_DETECTED ) == IRQ_CAD_DETECTED )
GregCr 0:03ec2f3bde8c 1070 {
GregCr 0:03ec2f3bde8c 1071 if( cadDone != NULL )
GregCr 0:03ec2f3bde8c 1072 {
GregCr 0:03ec2f3bde8c 1073 cadDone( true );
GregCr 0:03ec2f3bde8c 1074 }
GregCr 0:03ec2f3bde8c 1075 }
GregCr 0:03ec2f3bde8c 1076 else
GregCr 0:03ec2f3bde8c 1077 {
GregCr 0:03ec2f3bde8c 1078 if( cadDone != NULL )
GregCr 0:03ec2f3bde8c 1079 {
GregCr 0:03ec2f3bde8c 1080 cadDone( false );
GregCr 0:03ec2f3bde8c 1081 }
GregCr 0:03ec2f3bde8c 1082 }
GregCr 0:03ec2f3bde8c 1083 }
GregCr 0:03ec2f3bde8c 1084 else if( ( irqRegs & IRQ_RX_TX_TIMEOUT ) == IRQ_RX_TX_TIMEOUT )
GregCr 0:03ec2f3bde8c 1085 {
GregCr 0:03ec2f3bde8c 1086 if( rxTimeout != NULL )
GregCr 0:03ec2f3bde8c 1087 {
GregCr 0:03ec2f3bde8c 1088 rxTimeout( );
GregCr 0:03ec2f3bde8c 1089 }
GregCr 0:03ec2f3bde8c 1090 }
GregCr 0:03ec2f3bde8c 1091 break;
GregCr 0:03ec2f3bde8c 1092 default:
GregCr 0:03ec2f3bde8c 1093 // Unexpected IRQ: silently returns
GregCr 0:03ec2f3bde8c 1094 break;
GregCr 0:03ec2f3bde8c 1095 }
GregCr 0:03ec2f3bde8c 1096 break;
GregCr 0:03ec2f3bde8c 1097 case PACKET_TYPE_RANGING:
GregCr 0:03ec2f3bde8c 1098 switch( OperatingMode )
GregCr 0:03ec2f3bde8c 1099 {
GregCr 0:03ec2f3bde8c 1100 // MODE_RX indicates an IRQ on the Slave side
GregCr 0:03ec2f3bde8c 1101 case MODE_RX:
GregCr 0:03ec2f3bde8c 1102 if( ( irqRegs & IRQ_RANGING_SLAVE_REQUEST_DISCARDED ) == IRQ_RANGING_SLAVE_REQUEST_DISCARDED )
GregCr 0:03ec2f3bde8c 1103 {
GregCr 0:03ec2f3bde8c 1104 if( rangingDone != NULL )
GregCr 0:03ec2f3bde8c 1105 {
GregCr 0:03ec2f3bde8c 1106 rangingDone( IRQ_RANGING_SLAVE_ERROR_CODE );
GregCr 0:03ec2f3bde8c 1107 }
GregCr 0:03ec2f3bde8c 1108 }
GregCr 0:03ec2f3bde8c 1109 if( ( irqRegs & IRQ_RANGING_SLAVE_REQUEST_VALID ) == IRQ_RANGING_SLAVE_REQUEST_VALID )
GregCr 0:03ec2f3bde8c 1110 {
GregCr 0:03ec2f3bde8c 1111 if( rangingDone != NULL )
GregCr 0:03ec2f3bde8c 1112 {
GregCr 0:03ec2f3bde8c 1113 rangingDone( IRQ_RANGING_SLAVE_VALID_CODE );
GregCr 0:03ec2f3bde8c 1114 }
GregCr 0:03ec2f3bde8c 1115 }
GregCr 0:03ec2f3bde8c 1116 if( ( irqRegs & IRQ_RANGING_SLAVE_RESPONSE_DONE ) == IRQ_RANGING_SLAVE_RESPONSE_DONE )
GregCr 0:03ec2f3bde8c 1117 {
GregCr 0:03ec2f3bde8c 1118 if( rangingDone != NULL )
GregCr 0:03ec2f3bde8c 1119 {
GregCr 0:03ec2f3bde8c 1120 rangingDone( IRQ_RANGING_SLAVE_VALID_CODE );
GregCr 0:03ec2f3bde8c 1121 }
GregCr 0:03ec2f3bde8c 1122 }
GregCr 0:03ec2f3bde8c 1123 if( ( irqRegs & IRQ_RX_TX_TIMEOUT ) == IRQ_RX_TX_TIMEOUT )
GregCr 0:03ec2f3bde8c 1124 {
GregCr 0:03ec2f3bde8c 1125 if( rangingDone != NULL )
GregCr 0:03ec2f3bde8c 1126 {
GregCr 0:03ec2f3bde8c 1127 rangingDone( IRQ_RANGING_SLAVE_ERROR_CODE );
GregCr 0:03ec2f3bde8c 1128 }
GregCr 0:03ec2f3bde8c 1129 }
GregCr 0:03ec2f3bde8c 1130 if( ( irqRegs & IRQ_HEADER_VALID ) == IRQ_HEADER_VALID )
GregCr 0:03ec2f3bde8c 1131 {
GregCr 0:03ec2f3bde8c 1132 if( rxHeaderDone != NULL )
GregCr 0:03ec2f3bde8c 1133 {
GregCr 0:03ec2f3bde8c 1134 rxHeaderDone( );
GregCr 0:03ec2f3bde8c 1135 }
GregCr 0:03ec2f3bde8c 1136 }
GregCr 0:03ec2f3bde8c 1137 if( ( irqRegs & IRQ_HEADER_ERROR ) == IRQ_HEADER_ERROR )
GregCr 0:03ec2f3bde8c 1138 {
GregCr 0:03ec2f3bde8c 1139 if( rxError != NULL )
GregCr 0:03ec2f3bde8c 1140 {
GregCr 0:03ec2f3bde8c 1141 rxError( IRQ_HEADER_ERROR_CODE );
GregCr 0:03ec2f3bde8c 1142 }
GregCr 0:03ec2f3bde8c 1143 }
GregCr 0:03ec2f3bde8c 1144 break;
GregCr 0:03ec2f3bde8c 1145 // MODE_TX indicates an IRQ on the Master side
GregCr 0:03ec2f3bde8c 1146 case MODE_TX:
GregCr 4:abf14b677777 1147 if( ( irqRegs & IRQ_RANGING_MASTER_TIMEOUT ) == IRQ_RANGING_MASTER_TIMEOUT )
GregCr 0:03ec2f3bde8c 1148 {
GregCr 0:03ec2f3bde8c 1149 if( rangingDone != NULL )
GregCr 0:03ec2f3bde8c 1150 {
GregCr 0:03ec2f3bde8c 1151 rangingDone( IRQ_RANGING_MASTER_ERROR_CODE );
GregCr 0:03ec2f3bde8c 1152 }
GregCr 0:03ec2f3bde8c 1153 }
GregCr 0:03ec2f3bde8c 1154 if( ( irqRegs & IRQ_RANGING_MASTER_RESULT_VALID ) == IRQ_RANGING_MASTER_RESULT_VALID )
GregCr 0:03ec2f3bde8c 1155 {
GregCr 0:03ec2f3bde8c 1156 if( rangingDone != NULL )
GregCr 0:03ec2f3bde8c 1157 {
GregCr 0:03ec2f3bde8c 1158 rangingDone( IRQ_RANGING_MASTER_VALID_CODE );
GregCr 0:03ec2f3bde8c 1159 }
GregCr 0:03ec2f3bde8c 1160 }
GregCr 0:03ec2f3bde8c 1161 break;
GregCr 0:03ec2f3bde8c 1162 default:
GregCr 0:03ec2f3bde8c 1163 // Unexpected IRQ: silently returns
GregCr 0:03ec2f3bde8c 1164 break;
GregCr 0:03ec2f3bde8c 1165 }
GregCr 0:03ec2f3bde8c 1166 break;
GregCr 0:03ec2f3bde8c 1167 default:
GregCr 0:03ec2f3bde8c 1168 // Unexpected IRQ: silently returns
GregCr 0:03ec2f3bde8c 1169 break;
GregCr 0:03ec2f3bde8c 1170 }
GregCr 0:03ec2f3bde8c 1171 }