Kevin Barnett / SX1276GenericLib

Fork with intent to refactor and add support for American 902-928(915) Frequency Bands

sx1276/sx1276-mbed-hal.cpp@51:aef3234bcb71, 2017-05-17 (annotated)

Committer:
Helmut Tschemernjak
Date:
Wed May 17 15:40:13 2017 +0200
Revision:
51:aef3234bcb71
Parent:
46:e78a1d0391ac
Child:
53:6d3adad59633
Added proper void * type from sending data, uint8_t * is not appropriate.

Use also void pointer for FiFo Write/Read and regular SPI Read/Write

Who changed what in which revision?

UserRevisionLine numberNew contents of line
GregCr 0:e6ceb13d2d05 1 /*
GregCr 0:e6ceb13d2d05 2 / _____) _ | |
GregCr 0:e6ceb13d2d05 3 ( (____ _____ ____ _| |_ _____ ____| |__
GregCr 0:e6ceb13d2d05 4 \____ \| ___ | (_ _) ___ |/ ___) _ \
GregCr 0:e6ceb13d2d05 5 _____) ) ____| | | || |_| ____( (___| | | |
GregCr 0:e6ceb13d2d05 6 (______/|_____)_|_|_| \__)_____)\____)_| |_|
mluis 22:7f3aab69cca9 7 (C) 2014 Semtech
GregCr 0:e6ceb13d2d05 8
GregCr 0:e6ceb13d2d05 9 Description: -
GregCr 0:e6ceb13d2d05 10
GregCr 0:e6ceb13d2d05 11 License: Revised BSD License, see LICENSE.TXT file include in the project
GregCr 0:e6ceb13d2d05 12
GregCr 0:e6ceb13d2d05 13 Maintainers: Miguel Luis, Gregory Cristian and Nicolas Huguenin
GregCr 0:e6ceb13d2d05 14 */
Helmut Tschemernjak 34:07e89f23c734 15
Helmut Tschemernjak 34:07e89f23c734 16 /*
Helmut Tschemernjak 38:d9189d958db8 17 * additional development to make it more generic across multiple OS versions
Helmut Tschemernjak 34:07e89f23c734 18 * (c) 2017 Helmut Tschemernjak
Helmut Tschemernjak 34:07e89f23c734 19 * 30826 Garbsen (Hannover) Germany
Helmut Tschemernjak 34:07e89f23c734 20 */
Helmut Tschemernjak 34:07e89f23c734 21
Helmut64 36:f2b885b6f33e 22 #include "sx1276-mbed-hal.h"
GregCr 0:e6ceb13d2d05 23
Helmut Tschemernjak 38:d9189d958db8 24
GregCr 0:e6ceb13d2d05 25
Helmut Tschemernjak 34:07e89f23c734 26 SX1276Generic::SX1276Generic( RadioEvents_t *events, BoardType_t board,
GregCr 0:e6ceb13d2d05 27 PinName mosi, PinName miso, PinName sclk, PinName nss, PinName reset,
GregCr 0:e6ceb13d2d05 28 PinName dio0, PinName dio1, PinName dio2, PinName dio3, PinName dio4, PinName dio5,
Helmut Tschemernjak 34:07e89f23c734 29 PinName antSwitch, PinName antSwitchTX, PinName antSwitchTXBoost, PinName tcxo)
Helmut Tschemernjak 34:07e89f23c734 30 : SX1276( events)
GregCr 0:e6ceb13d2d05 31 {
mluis 21:2e496deb7858 32 this->RadioEvents = events;
Helmut Tschemernjak 34:07e89f23c734 33 boardConnected = board;
Helmut Tschemernjak 34:07e89f23c734 34
Helmut Tschemernjak 34:07e89f23c734 35 _antSwitch = NULL;
Helmut Tschemernjak 34:07e89f23c734 36 _antSwitchTX = NULL;
Helmut Tschemernjak 34:07e89f23c734 37 _antSwitchTXBoost = NULL;
Helmut Tschemernjak 34:07e89f23c734 38
Helmut Tschemernjak 34:07e89f23c734 39 _tcxo = NULL;
Helmut Tschemernjak 34:07e89f23c734 40 if (tcxo != NC)
Helmut Tschemernjak 34:07e89f23c734 41 _tcxo = new DigitalOut(tcxo);
Helmut Tschemernjak 34:07e89f23c734 42
Helmut Tschemernjak 34:07e89f23c734 43 switch(boardConnected) {
Helmut Tschemernjak 34:07e89f23c734 44 case SX1276MB1MAS:
Helmut Tschemernjak 34:07e89f23c734 45 case SX1276MB1LAS:
Helmut Tschemernjak 46:e78a1d0391ac 46 _antSwitch = new DigitalOut(antSwitch);
Helmut Tschemernjak 34:07e89f23c734 47 break;
Helmut Tschemernjak 34:07e89f23c734 48 case RFM95_SX1276:
Helmut Tschemernjak 34:07e89f23c734 49 break;
Helmut Tschemernjak 34:07e89f23c734 50 case MURATA_SX1276:
Helmut Tschemernjak 46:e78a1d0391ac 51 _antSwitch = new DigitalOut(antSwitch);
Helmut Tschemernjak 46:e78a1d0391ac 52 _antSwitchTX = new DigitalOut(antSwitchTX);
Helmut Tschemernjak 46:e78a1d0391ac 53 _antSwitchTXBoost = new DigitalOut(antSwitchTXBoost);
Helmut Tschemernjak 34:07e89f23c734 54 break;
Helmut Tschemernjak 34:07e89f23c734 55 default:
Helmut Tschemernjak 34:07e89f23c734 56 break;
Helmut Tschemernjak 34:07e89f23c734 57 }
Helmut Tschemernjak 34:07e89f23c734 58 _spi = new SPI(mosi, miso, sclk );
Helmut Tschemernjak 34:07e89f23c734 59 _nss = new DigitalOut(nss);
Helmut Tschemernjak 34:07e89f23c734 60
Helmut Tschemernjak 34:07e89f23c734 61 _reset = new DigitalInOut(reset);
Helmut Tschemernjak 34:07e89f23c734 62
Helmut Tschemernjak 34:07e89f23c734 63 _dio0 = NULL;
Helmut Tschemernjak 34:07e89f23c734 64 _dio1 = NULL;
Helmut Tschemernjak 34:07e89f23c734 65 _dio2 = NULL;
Helmut Tschemernjak 34:07e89f23c734 66 _dio3 = NULL;
Helmut Tschemernjak 34:07e89f23c734 67 _dio4 = NULL;
Helmut Tschemernjak 34:07e89f23c734 68 _dio5 = NULL;
Helmut Tschemernjak 34:07e89f23c734 69 if (dio0 != NC)
Helmut Tschemernjak 34:07e89f23c734 70 _dio0 = new InterruptIn(dio0);
Helmut Tschemernjak 34:07e89f23c734 71 if (dio1 != NC)
Helmut Tschemernjak 34:07e89f23c734 72 _dio1 = new InterruptIn(dio1);
Helmut Tschemernjak 34:07e89f23c734 73 if (dio2 != NC)
Helmut Tschemernjak 34:07e89f23c734 74 _dio2 = new InterruptIn(dio2);
Helmut Tschemernjak 34:07e89f23c734 75 if (dio3 != NC)
Helmut Tschemernjak 34:07e89f23c734 76 _dio3 = new InterruptIn(dio3);
Helmut Tschemernjak 34:07e89f23c734 77 if (dio4 != NC)
Helmut Tschemernjak 34:07e89f23c734 78 _dio4 = new InterruptIn(dio4);
Helmut Tschemernjak 34:07e89f23c734 79 if (dio5 != NC)
Helmut Tschemernjak 34:07e89f23c734 80 _dio5 = new DigitalIn(dio5);
Helmut Tschemernjak 34:07e89f23c734 81
GregCr 0:e6ceb13d2d05 82 Reset( );
mluis 25:3778e6204cc1 83
GregCr 0:e6ceb13d2d05 84 IoInit( );
mluis 25:3778e6204cc1 85
Helmut Tschemernjak 34:07e89f23c734 86 RxChainCalibration( );
Helmut Tschemernjak 34:07e89f23c734 87
GregCr 0:e6ceb13d2d05 88 SetOpMode( RF_OPMODE_SLEEP );
mluis 25:3778e6204cc1 89
GregCr 0:e6ceb13d2d05 90 IoIrqInit( dioIrq );
mluis 25:3778e6204cc1 91
GregCr 0:e6ceb13d2d05 92 RadioRegistersInit( );
GregCr 0:e6ceb13d2d05 93
GregCr 0:e6ceb13d2d05 94 SetModem( MODEM_FSK );
GregCr 0:e6ceb13d2d05 95
mluis 21:2e496deb7858 96 this->settings.State = RF_IDLE ;
GregCr 0:e6ceb13d2d05 97 }
GregCr 0:e6ceb13d2d05 98
Helmut Tschemernjak 34:07e89f23c734 99 SX1276Generic::~SX1276Generic()
GregCr 0:e6ceb13d2d05 100 {
Helmut Tschemernjak 34:07e89f23c734 101 if (_antSwitch)
Helmut Tschemernjak 34:07e89f23c734 102 delete _antSwitch;
Helmut Tschemernjak 34:07e89f23c734 103 if (_antSwitchTX)
Helmut Tschemernjak 34:07e89f23c734 104 delete _antSwitchTX;
Helmut Tschemernjak 34:07e89f23c734 105 if (_antSwitchTXBoost)
Helmut Tschemernjak 34:07e89f23c734 106 delete _antSwitchTXBoost;
Helmut Tschemernjak 34:07e89f23c734 107
Helmut Tschemernjak 34:07e89f23c734 108 if (_tcxo) {
Helmut Tschemernjak 34:07e89f23c734 109 *_tcxo = 0;
Helmut Tschemernjak 34:07e89f23c734 110 delete (_tcxo);
Helmut Tschemernjak 34:07e89f23c734 111 }
Helmut Tschemernjak 34:07e89f23c734 112 delete _reset;
Helmut Tschemernjak 34:07e89f23c734 113 delete _spi;
Helmut Tschemernjak 34:07e89f23c734 114 delete _nss;
Helmut Tschemernjak 34:07e89f23c734 115
Helmut Tschemernjak 34:07e89f23c734 116 if (_dio0)
Helmut Tschemernjak 34:07e89f23c734 117 delete _dio0;
Helmut Tschemernjak 34:07e89f23c734 118 if (_dio1)
Helmut Tschemernjak 34:07e89f23c734 119 delete _dio1;
Helmut Tschemernjak 34:07e89f23c734 120 if (_dio2)
Helmut Tschemernjak 34:07e89f23c734 121 delete _dio2;
Helmut Tschemernjak 34:07e89f23c734 122 if (_dio3)
Helmut Tschemernjak 34:07e89f23c734 123 delete _dio3;
Helmut Tschemernjak 34:07e89f23c734 124 if (_dio4)
Helmut Tschemernjak 34:07e89f23c734 125 delete _dio4;
Helmut Tschemernjak 34:07e89f23c734 126 if (_dio5)
Helmut Tschemernjak 34:07e89f23c734 127 delete _dio5;
GregCr 0:e6ceb13d2d05 128 }
GregCr 0:e6ceb13d2d05 129
Helmut Tschemernjak 38:d9189d958db8 130
GregCr 0:e6ceb13d2d05 131 //-------------------------------------------------------------------------
GregCr 0:e6ceb13d2d05 132 // Board relative functions
GregCr 0:e6ceb13d2d05 133 //-------------------------------------------------------------------------
Helmut Tschemernjak 34:07e89f23c734 134 uint8_t SX1276Generic::DetectBoardType( void )
GregCr 1:f979673946c0 135 {
Helmut Tschemernjak 34:07e89f23c734 136 return boardConnected;
GregCr 1:f979673946c0 137 }
GregCr 0:e6ceb13d2d05 138
Helmut Tschemernjak 34:07e89f23c734 139 void SX1276Generic::IoInit( void )
GregCr 0:e6ceb13d2d05 140 {
Helmut Tschemernjak 34:07e89f23c734 141 if (_tcxo)
Helmut Tschemernjak 34:07e89f23c734 142 *_tcxo = 1;
GregCr 0:e6ceb13d2d05 143 AntSwInit( );
GregCr 0:e6ceb13d2d05 144 SpiInit( );
GregCr 0:e6ceb13d2d05 145 }
GregCr 0:e6ceb13d2d05 146
GregCr 0:e6ceb13d2d05 147
Helmut Tschemernjak 34:07e89f23c734 148 void SX1276Generic::SpiInit( void )
GregCr 0:e6ceb13d2d05 149 {
Helmut Tschemernjak 34:07e89f23c734 150 *_nss = 1;
Helmut Tschemernjak 34:07e89f23c734 151 _spi->format( 8,0 );
GregCr 0:e6ceb13d2d05 152 uint32_t frequencyToSet = 8000000;
Helmut Tschemernjak 34:07e89f23c734 153 #ifdef TARGET_KL25Z //busclock frequency is halved -> double the spi frequency to compensate
Helmut Tschemernjak 34:07e89f23c734 154 _spi->frequency( frequencyToSet * 2 );
Helmut Tschemernjak 34:07e89f23c734 155 #else
Helmut Tschemernjak 34:07e89f23c734 156 _spi->frequency( frequencyToSet );
Helmut Tschemernjak 34:07e89f23c734 157 #endif
Helmut Tschemernjak 34:07e89f23c734 158 wait_ms(100);
GregCr 0:e6ceb13d2d05 159 }
GregCr 0:e6ceb13d2d05 160
Helmut Tschemernjak 34:07e89f23c734 161 void SX1276Generic::IoIrqInit( DioIrqHandler *irqHandlers )
GregCr 0:e6ceb13d2d05 162 {
Helmut Tschemernjak 34:07e89f23c734 163 if (_dio0)
Helmut Tschemernjak 39:706c32eda7e7 164 _dio0->rise(callback(this, static_cast< Trigger > ( irqHandlers[0] )));
Helmut Tschemernjak 34:07e89f23c734 165 if (_dio1)
Helmut Tschemernjak 39:706c32eda7e7 166 _dio1->rise(callback(this, static_cast< Trigger > ( irqHandlers[1] )));
Helmut Tschemernjak 34:07e89f23c734 167 if (_dio2)
Helmut Tschemernjak 39:706c32eda7e7 168 _dio2->rise(callback(this, static_cast< Trigger > ( irqHandlers[2] )));
Helmut Tschemernjak 34:07e89f23c734 169 if (_dio3)
Helmut Tschemernjak 39:706c32eda7e7 170 _dio3->rise(callback(this, static_cast< Trigger > ( irqHandlers[3] )));
Helmut Tschemernjak 34:07e89f23c734 171 if (_dio4)
Helmut Tschemernjak 39:706c32eda7e7 172 _dio4->rise(callback(this, static_cast< Trigger > ( irqHandlers[4] )));
GregCr 0:e6ceb13d2d05 173 }
GregCr 0:e6ceb13d2d05 174
Helmut Tschemernjak 34:07e89f23c734 175 void SX1276Generic::IoDeInit( void )
GregCr 0:e6ceb13d2d05 176 {
GregCr 0:e6ceb13d2d05 177 //nothing
GregCr 0:e6ceb13d2d05 178 }
GregCr 0:e6ceb13d2d05 179
Helmut Tschemernjak 34:07e89f23c734 180 void SX1276Generic::SetRfTxPower( int8_t power )
Helmut Tschemernjak 31:e50929bd3f32 181 {
Helmut Tschemernjak 31:e50929bd3f32 182 uint8_t paConfig = 0;
Helmut Tschemernjak 31:e50929bd3f32 183 uint8_t paDac = 0;
Helmut Tschemernjak 31:e50929bd3f32 184
Helmut Tschemernjak 31:e50929bd3f32 185 paConfig = Read( REG_PACONFIG );
Helmut Tschemernjak 31:e50929bd3f32 186 paDac = Read( REG_PADAC );
Helmut Tschemernjak 31:e50929bd3f32 187
Helmut Tschemernjak 31:e50929bd3f32 188 paConfig = ( paConfig & RF_PACONFIG_PASELECT_MASK ) | GetPaSelect( this->settings.Channel );
Helmut Tschemernjak 31:e50929bd3f32 189 paConfig = ( paConfig & RF_PACONFIG_MAX_POWER_MASK ) | 0x70;
Helmut Tschemernjak 31:e50929bd3f32 190
Helmut Tschemernjak 31:e50929bd3f32 191 if( ( paConfig & RF_PACONFIG_PASELECT_PABOOST ) == RF_PACONFIG_PASELECT_PABOOST )
Helmut Tschemernjak 31:e50929bd3f32 192 {
Helmut Tschemernjak 31:e50929bd3f32 193 if( power > 17 )
Helmut Tschemernjak 31:e50929bd3f32 194 {
Helmut Tschemernjak 31:e50929bd3f32 195 paDac = ( paDac & RF_PADAC_20DBM_MASK ) | RF_PADAC_20DBM_ON;
Helmut Tschemernjak 31:e50929bd3f32 196 }
Helmut Tschemernjak 31:e50929bd3f32 197 else
Helmut Tschemernjak 31:e50929bd3f32 198 {
Helmut Tschemernjak 31:e50929bd3f32 199 paDac = ( paDac & RF_PADAC_20DBM_MASK ) | RF_PADAC_20DBM_OFF;
Helmut Tschemernjak 31:e50929bd3f32 200 }
Helmut Tschemernjak 31:e50929bd3f32 201 if( ( paDac & RF_PADAC_20DBM_ON ) == RF_PADAC_20DBM_ON )
Helmut Tschemernjak 31:e50929bd3f32 202 {
Helmut Tschemernjak 31:e50929bd3f32 203 if( power < 5 )
Helmut Tschemernjak 31:e50929bd3f32 204 {
Helmut Tschemernjak 31:e50929bd3f32 205 power = 5;
Helmut Tschemernjak 31:e50929bd3f32 206 }
Helmut Tschemernjak 31:e50929bd3f32 207 if( power > 20 )
Helmut Tschemernjak 31:e50929bd3f32 208 {
Helmut Tschemernjak 31:e50929bd3f32 209 power = 20;
Helmut Tschemernjak 31:e50929bd3f32 210 }
Helmut Tschemernjak 31:e50929bd3f32 211 paConfig = ( paConfig & RF_PACONFIG_OUTPUTPOWER_MASK ) | ( uint8_t )( ( uint16_t )( power - 5 ) & 0x0F );
Helmut Tschemernjak 31:e50929bd3f32 212 }
Helmut Tschemernjak 31:e50929bd3f32 213 else
Helmut Tschemernjak 31:e50929bd3f32 214 {
Helmut Tschemernjak 31:e50929bd3f32 215 if( power < 2 )
Helmut Tschemernjak 31:e50929bd3f32 216 {
Helmut Tschemernjak 31:e50929bd3f32 217 power = 2;
Helmut Tschemernjak 31:e50929bd3f32 218 }
Helmut Tschemernjak 31:e50929bd3f32 219 if( power > 17 )
Helmut Tschemernjak 31:e50929bd3f32 220 {
Helmut Tschemernjak 31:e50929bd3f32 221 power = 17;
Helmut Tschemernjak 31:e50929bd3f32 222 }
Helmut Tschemernjak 31:e50929bd3f32 223 paConfig = ( paConfig & RF_PACONFIG_OUTPUTPOWER_MASK ) | ( uint8_t )( ( uint16_t )( power - 2 ) & 0x0F );
Helmut Tschemernjak 31:e50929bd3f32 224 }
Helmut Tschemernjak 31:e50929bd3f32 225 }
Helmut Tschemernjak 31:e50929bd3f32 226 else
Helmut Tschemernjak 31:e50929bd3f32 227 {
Helmut Tschemernjak 31:e50929bd3f32 228 if( power < -1 )
Helmut Tschemernjak 31:e50929bd3f32 229 {
Helmut Tschemernjak 31:e50929bd3f32 230 power = -1;
Helmut Tschemernjak 31:e50929bd3f32 231 }
Helmut Tschemernjak 31:e50929bd3f32 232 if( power > 14 )
Helmut Tschemernjak 31:e50929bd3f32 233 {
Helmut Tschemernjak 31:e50929bd3f32 234 power = 14;
Helmut Tschemernjak 31:e50929bd3f32 235 }
Helmut Tschemernjak 31:e50929bd3f32 236 paConfig = ( paConfig & RF_PACONFIG_OUTPUTPOWER_MASK ) | ( uint8_t )( ( uint16_t )( power + 1 ) & 0x0F );
Helmut Tschemernjak 31:e50929bd3f32 237 }
Helmut Tschemernjak 31:e50929bd3f32 238 Write( REG_PACONFIG, paConfig );
Helmut Tschemernjak 31:e50929bd3f32 239 Write( REG_PADAC, paDac );
Helmut Tschemernjak 31:e50929bd3f32 240 }
Helmut Tschemernjak 31:e50929bd3f32 241
Helmut Tschemernjak 31:e50929bd3f32 242
Helmut Tschemernjak 34:07e89f23c734 243 uint8_t SX1276Generic::GetPaSelect( uint32_t channel )
GregCr 0:e6ceb13d2d05 244 {
GregCr 0:e6ceb13d2d05 245 if( channel > RF_MID_BAND_THRESH )
GregCr 0:e6ceb13d2d05 246 {
Helmut Tschemernjak 34:07e89f23c734 247 if( boardConnected == SX1276MB1LAS || boardConnected == RFM95_SX1276)
GregCr 1:f979673946c0 248 {
GregCr 1:f979673946c0 249 return RF_PACONFIG_PASELECT_PABOOST;
GregCr 1:f979673946c0 250 }
GregCr 1:f979673946c0 251 else
GregCr 1:f979673946c0 252 {
GregCr 1:f979673946c0 253 return RF_PACONFIG_PASELECT_RFO;
GregCr 1:f979673946c0 254 }
GregCr 0:e6ceb13d2d05 255 }
GregCr 0:e6ceb13d2d05 256 else
GregCr 0:e6ceb13d2d05 257 {
GregCr 0:e6ceb13d2d05 258 return RF_PACONFIG_PASELECT_RFO;
GregCr 0:e6ceb13d2d05 259 }
GregCr 0:e6ceb13d2d05 260 }
GregCr 0:e6ceb13d2d05 261
Helmut Tschemernjak 34:07e89f23c734 262 void SX1276Generic::SetAntSwLowPower( bool status )
GregCr 0:e6ceb13d2d05 263 {
GregCr 0:e6ceb13d2d05 264 if( isRadioActive != status )
GregCr 0:e6ceb13d2d05 265 {
GregCr 0:e6ceb13d2d05 266 isRadioActive = status;
GregCr 0:e6ceb13d2d05 267
GregCr 0:e6ceb13d2d05 268 if( status == false )
GregCr 0:e6ceb13d2d05 269 {
GregCr 0:e6ceb13d2d05 270 AntSwInit( );
GregCr 0:e6ceb13d2d05 271 }
GregCr 0:e6ceb13d2d05 272 else
GregCr 0:e6ceb13d2d05 273 {
GregCr 0:e6ceb13d2d05 274 AntSwDeInit( );
GregCr 0:e6ceb13d2d05 275 }
GregCr 0:e6ceb13d2d05 276 }
GregCr 0:e6ceb13d2d05 277 }
GregCr 0:e6ceb13d2d05 278
Helmut Tschemernjak 34:07e89f23c734 279 void SX1276Generic::AntSwInit( void )
GregCr 0:e6ceb13d2d05 280 {
Helmut Tschemernjak 34:07e89f23c734 281 if (_antSwitch)
Helmut Tschemernjak 34:07e89f23c734 282 *_antSwitch = 0;
Helmut Tschemernjak 34:07e89f23c734 283 if (boardConnected == MURATA_SX1276) {
Helmut Tschemernjak 34:07e89f23c734 284 *_antSwitchTX = 0;
Helmut Tschemernjak 34:07e89f23c734 285 *_antSwitchTXBoost = 0;
Helmut Tschemernjak 34:07e89f23c734 286 }
GregCr 0:e6ceb13d2d05 287 }
GregCr 0:e6ceb13d2d05 288
Helmut Tschemernjak 34:07e89f23c734 289 void SX1276Generic::AntSwDeInit( void )
GregCr 0:e6ceb13d2d05 290 {
Helmut Tschemernjak 34:07e89f23c734 291 if (_antSwitch)
Helmut Tschemernjak 34:07e89f23c734 292 *_antSwitch = 0;
Helmut Tschemernjak 34:07e89f23c734 293 if (boardConnected == MURATA_SX1276) {
Helmut Tschemernjak 34:07e89f23c734 294 *_antSwitchTX = 0;
Helmut Tschemernjak 34:07e89f23c734 295 *_antSwitchTXBoost = 0;
Helmut Tschemernjak 34:07e89f23c734 296 }
GregCr 0:e6ceb13d2d05 297 }
GregCr 0:e6ceb13d2d05 298
Helmut Tschemernjak 31:e50929bd3f32 299
Helmut Tschemernjak 34:07e89f23c734 300 void SX1276Generic::SetAntSw( uint8_t opMode )
GregCr 0:e6ceb13d2d05 301 {
Helmut Tschemernjak 31:e50929bd3f32 302 switch( opMode )
GregCr 0:e6ceb13d2d05 303 {
Helmut Tschemernjak 31:e50929bd3f32 304 case RFLR_OPMODE_TRANSMITTER:
Helmut Tschemernjak 34:07e89f23c734 305 if (boardConnected == MURATA_SX1276) {
Helmut Tschemernjak 34:07e89f23c734 306 *_antSwitch = 0;// Murata-RX
Helmut Tschemernjak 41:2dbc4afedf61 307 if (Read( REG_PACONFIG) & RF_PACONFIG_PASELECT_PABOOST)
Helmut Tschemernjak 41:2dbc4afedf61 308 *_antSwitchTXBoost = 1;
Helmut Tschemernjak 41:2dbc4afedf61 309 else
Helmut Tschemernjak 41:2dbc4afedf61 310 *_antSwitchTX = 1; // alternate: antSwitchTXBoost = 1
Helmut Tschemernjak 35:c278a826a8e2 311 } else {
Helmut Tschemernjak 34:07e89f23c734 312 if (_antSwitch)
Helmut Tschemernjak 34:07e89f23c734 313 *_antSwitch = 1;
Helmut Tschemernjak 34:07e89f23c734 314 }
Helmut Tschemernjak 31:e50929bd3f32 315 break;
Helmut Tschemernjak 31:e50929bd3f32 316 case RFLR_OPMODE_RECEIVER:
Helmut Tschemernjak 31:e50929bd3f32 317 case RFLR_OPMODE_RECEIVER_SINGLE:
Helmut Tschemernjak 31:e50929bd3f32 318 case RFLR_OPMODE_CAD:
Helmut Tschemernjak 34:07e89f23c734 319 if (boardConnected == MURATA_SX1276) {
Helmut Tschemernjak 34:07e89f23c734 320 *_antSwitch = 1; // Murata-RX
Helmut Tschemernjak 34:07e89f23c734 321 *_antSwitchTX = 0;
Helmut Tschemernjak 34:07e89f23c734 322 *_antSwitchTXBoost = 0;
Helmut Tschemernjak 34:07e89f23c734 323 } else {
Helmut Tschemernjak 34:07e89f23c734 324 if (_antSwitch)
Helmut Tschemernjak 34:07e89f23c734 325 _antSwitch = 0;
Helmut Tschemernjak 34:07e89f23c734 326 }
Helmut Tschemernjak 31:e50929bd3f32 327 break;
Helmut Tschemernjak 41:2dbc4afedf61 328 case RFLR_OPMODE_SLEEP:
Helmut Tschemernjak 41:2dbc4afedf61 329 case RFLR_OPMODE_STANDBY:
Helmut Tschemernjak 31:e50929bd3f32 330 default:
Helmut Tschemernjak 34:07e89f23c734 331 if (boardConnected == MURATA_SX1276) {
Helmut Tschemernjak 34:07e89f23c734 332 *_antSwitch = 0; //Murata-RX
Helmut Tschemernjak 34:07e89f23c734 333 *_antSwitchTX = 0;
Helmut Tschemernjak 34:07e89f23c734 334 *_antSwitchTXBoost = 0;
Helmut Tschemernjak 34:07e89f23c734 335 } else {
Helmut Tschemernjak 34:07e89f23c734 336 if (_antSwitch)
Helmut Tschemernjak 34:07e89f23c734 337 *_antSwitch = 0;
Helmut Tschemernjak 34:07e89f23c734 338 }
Helmut Tschemernjak 31:e50929bd3f32 339 break;
GregCr 0:e6ceb13d2d05 340 }
GregCr 0:e6ceb13d2d05 341 }
GregCr 0:e6ceb13d2d05 342
Helmut Tschemernjak 44:544add59b26d 343 void SX1276Generic::SetTimeout(TimeoutTimer_t timer, timeoutFuncPtr func, int timeout_ms)
Helmut Tschemernjak 38:d9189d958db8 344 {
Helmut Tschemernjak 42:72deced1a4c4 345 switch(timer) {
Helmut Tschemernjak 42:72deced1a4c4 346 case RXTimeoutTimer:
Helmut Tschemernjak 44:544add59b26d 347 if (func)
Helmut Tschemernjak 44:544add59b26d 348 rxTimeoutTimer.attach_us(callback(this, func), timeout_ms);
Helmut Tschemernjak 42:72deced1a4c4 349 else
Helmut Tschemernjak 42:72deced1a4c4 350 rxTimeoutTimer.detach();
Helmut Tschemernjak 42:72deced1a4c4 351 break;
Helmut Tschemernjak 42:72deced1a4c4 352 case TXTimeoutTimer:
Helmut Tschemernjak 44:544add59b26d 353 if (func)
Helmut Tschemernjak 44:544add59b26d 354 txTimeoutTimer.attach_us(callback(this, func), timeout_ms);
Helmut Tschemernjak 42:72deced1a4c4 355 else
Helmut Tschemernjak 42:72deced1a4c4 356 txTimeoutTimer.detach();
Helmut Tschemernjak 42:72deced1a4c4 357 break;
Helmut Tschemernjak 42:72deced1a4c4 358 case RXTimeoutSyncWorldTimer:
Helmut Tschemernjak 44:544add59b26d 359 if (func)
Helmut Tschemernjak 44:544add59b26d 360 rxTimeoutSyncWord.attach_us(callback(this, func), timeout_ms);
Helmut Tschemernjak 42:72deced1a4c4 361 else
Helmut Tschemernjak 42:72deced1a4c4 362 rxTimeoutSyncWord.detach();
Helmut Tschemernjak 42:72deced1a4c4 363 break;
Helmut Tschemernjak 42:72deced1a4c4 364 }
Helmut Tschemernjak 38:d9189d958db8 365 }
Helmut Tschemernjak 38:d9189d958db8 366
Helmut Tschemernjak 34:07e89f23c734 367 bool SX1276Generic::CheckRfFrequency( uint32_t frequency )
GregCr 0:e6ceb13d2d05 368 {
Helmut Tschemernjak 31:e50929bd3f32 369 // Implement check. Currently all frequencies are supported
GregCr 0:e6ceb13d2d05 370 return true;
GregCr 0:e6ceb13d2d05 371 }
GregCr 0:e6ceb13d2d05 372
Helmut Tschemernjak 34:07e89f23c734 373 void SX1276Generic::Reset( void )
GregCr 0:e6ceb13d2d05 374 {
Helmut Tschemernjak 34:07e89f23c734 375 _reset->output();
Helmut Tschemernjak 34:07e89f23c734 376 *_reset = 0;
Helmut Tschemernjak 31:e50929bd3f32 377 wait_ms( 1 );
Helmut Tschemernjak 34:07e89f23c734 378 *_reset = 1;
Helmut Tschemernjak 34:07e89f23c734 379 _reset->input(); // I don't know my input again, maybe to save power (Helmut T)
Helmut Tschemernjak 31:e50929bd3f32 380 wait_ms( 6 );
GregCr 0:e6ceb13d2d05 381 }
Helmut Tschemernjak 31:e50929bd3f32 382
Helmut Tschemernjak 34:07e89f23c734 383 void SX1276Generic::Write( uint8_t addr, uint8_t data )
GregCr 0:e6ceb13d2d05 384 {
GregCr 0:e6ceb13d2d05 385 Write( addr, &data, 1 );
GregCr 0:e6ceb13d2d05 386 }
GregCr 0:e6ceb13d2d05 387
Helmut Tschemernjak 34:07e89f23c734 388 uint8_t SX1276Generic::Read( uint8_t addr )
GregCr 0:e6ceb13d2d05 389 {
GregCr 0:e6ceb13d2d05 390 uint8_t data;
GregCr 0:e6ceb13d2d05 391 Read( addr, &data, 1 );
GregCr 0:e6ceb13d2d05 392 return data;
GregCr 0:e6ceb13d2d05 393 }
GregCr 0:e6ceb13d2d05 394
Helmut Tschemernjak 51:aef3234bcb71 395 void SX1276Generic::Write( uint8_t addr, void *buffer, uint8_t size )
GregCr 0:e6ceb13d2d05 396 {
GregCr 0:e6ceb13d2d05 397 uint8_t i;
Helmut Tschemernjak 51:aef3234bcb71 398 uint8_t *p = (uint8_t *)buffer;
GregCr 0:e6ceb13d2d05 399
Helmut Tschemernjak 34:07e89f23c734 400 *_nss = 0; // what about SPI hold/release timing on fast MCUs? Helmut
Helmut Tschemernjak 34:07e89f23c734 401 _spi->write( addr | 0x80 );
GregCr 0:e6ceb13d2d05 402 for( i = 0; i < size; i++ )
GregCr 0:e6ceb13d2d05 403 {
Helmut Tschemernjak 51:aef3234bcb71 404 _spi->write(*p++);
GregCr 0:e6ceb13d2d05 405 }
Helmut Tschemernjak 34:07e89f23c734 406 *_nss = 1;
GregCr 0:e6ceb13d2d05 407 }
GregCr 0:e6ceb13d2d05 408
Helmut Tschemernjak 51:aef3234bcb71 409 void SX1276Generic::Read( uint8_t addr, void *buffer, uint8_t size )
GregCr 0:e6ceb13d2d05 410 {
GregCr 0:e6ceb13d2d05 411 uint8_t i;
Helmut Tschemernjak 51:aef3234bcb71 412 uint8_t *p = (uint8_t *)buffer;
Helmut Tschemernjak 51:aef3234bcb71 413
Helmut Tschemernjak 34:07e89f23c734 414 *_nss = 0; // what about SPI hold/release timing on fast MCUs? Helmut
Helmut Tschemernjak 34:07e89f23c734 415 _spi->write( addr & 0x7F );
GregCr 0:e6ceb13d2d05 416 for( i = 0; i < size; i++ )
GregCr 0:e6ceb13d2d05 417 {
Helmut Tschemernjak 51:aef3234bcb71 418 *p++ = _spi->write( 0 );
GregCr 0:e6ceb13d2d05 419 }
Helmut Tschemernjak 34:07e89f23c734 420 *_nss = 1;
GregCr 0:e6ceb13d2d05 421 }
GregCr 0:e6ceb13d2d05 422
Helmut Tschemernjak 51:aef3234bcb71 423 void SX1276Generic::WriteFifo( void *buffer, uint8_t size )
GregCr 0:e6ceb13d2d05 424 {
GregCr 0:e6ceb13d2d05 425 Write( 0, buffer, size );
GregCr 0:e6ceb13d2d05 426 }
GregCr 0:e6ceb13d2d05 427
Helmut Tschemernjak 51:aef3234bcb71 428 void SX1276Generic::ReadFifo( void *buffer, uint8_t size )
GregCr 0:e6ceb13d2d05 429 {
GregCr 0:e6ceb13d2d05 430 Read( 0, buffer, size );
GregCr 0:e6ceb13d2d05 431 }