James Coleman / SX1272Lib

SX1272 Ping Pong test working with the Freescale K22F microcontroller and the Semtech SX1272 evaluation module.

Fork of SX1272Lib by Timothy Mulrooney

sx1272/sx1272-hal.cpp@24:f103f1004961, 2016-02-11 (annotated)

Committer:
jlcolemanmbed
Date:
Thu Feb 11 14:47:16 2016 +0000
Revision:
24:f103f1004961
Parent:
23:273a2f93ae99 
Revisions were made to sx1272.cpp, sx1272-hal.cpp debug.h and main.cpp in order for the Ping Pong Program to work with the Freescale K22F microcontroller and the SX1272 evaluation module.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
tmulrooney 23:273a2f93ae99 1 /*
tmulrooney 23:273a2f93ae99 2 / _____) _ | |
tmulrooney 23:273a2f93ae99 3 ( (____ _____ ____ _| |_ _____ ____| |__
tmulrooney 23:273a2f93ae99 4 \____ \| ___ | (_ _) ___ |/ ___) _ \
tmulrooney 23:273a2f93ae99 5 _____) ) ____| | | || |_| ____( (___| | | |
tmulrooney 23:273a2f93ae99 6 (______/|_____)_|_|_| \__)_____)\____)_| |_|
tmulrooney 23:273a2f93ae99 7 (C) 2014 Semtech
tmulrooney 23:273a2f93ae99 8
tmulrooney 23:273a2f93ae99 9 Description: -
tmulrooney 23:273a2f93ae99 10
tmulrooney 23:273a2f93ae99 11 License: Revised BSD License, see LICENSE.TXT file include in the project
tmulrooney 23:273a2f93ae99 12
tmulrooney 23:273a2f93ae99 13 Maintainers: Miguel Luis, Gregory Cristian and Nicolas Huguenin
tmulrooney 23:273a2f93ae99 14 */
tmulrooney 23:273a2f93ae99 15 #include "sx1272-hal.h"
tmulrooney 23:273a2f93ae99 16 #include "debug.h"
tmulrooney 23:273a2f93ae99 17
tmulrooney 23:273a2f93ae99 18 const RadioRegisters_t SX1272MB1xAS::RadioRegsInit[] = RADIO_INIT_REGISTERS_VALUE;
tmulrooney 23:273a2f93ae99 19
tmulrooney 23:273a2f93ae99 20 SX1272MB1xAS::SX1272MB1xAS( RadioEvents_t *events,
tmulrooney 23:273a2f93ae99 21 PinName mosi, PinName miso, PinName sclk, PinName nss, PinName reset,
tmulrooney 23:273a2f93ae99 22 PinName dio0, PinName dio1, PinName dio2, PinName dio3, PinName dio4, PinName dio5,
tmulrooney 23:273a2f93ae99 23 PinName antSwitch )
tmulrooney 23:273a2f93ae99 24 : SX1272( events, mosi, miso, sclk, nss, reset, dio0, dio1, dio2, dio3, dio4, dio5 ),
tmulrooney 23:273a2f93ae99 25 antSwitch( antSwitch ),
tmulrooney 23:273a2f93ae99 26 #if( defined ( TARGET_NUCLEO_L152RE ) )
tmulrooney 23:273a2f93ae99 27 fake( D8 )
tmulrooney 23:273a2f93ae99 28 #else
tmulrooney 23:273a2f93ae99 29 fake( A3 )
tmulrooney 23:273a2f93ae99 30 #endif
tmulrooney 23:273a2f93ae99 31 {
tmulrooney 23:273a2f93ae99 32 debug("SX1272MB1xAS constructor\r\n");
tmulrooney 23:273a2f93ae99 33 this->RadioEvents = events;
tmulrooney 23:273a2f93ae99 34
tmulrooney 23:273a2f93ae99 35 Reset( );
tmulrooney 23:273a2f93ae99 36
tmulrooney 23:273a2f93ae99 37 RxChainCalibration( );
tmulrooney 23:273a2f93ae99 38
tmulrooney 23:273a2f93ae99 39 IoInit( );
tmulrooney 23:273a2f93ae99 40
tmulrooney 23:273a2f93ae99 41 SetOpMode( RF_OPMODE_SLEEP );
tmulrooney 23:273a2f93ae99 42
tmulrooney 23:273a2f93ae99 43 IoIrqInit( dioIrq );
tmulrooney 23:273a2f93ae99 44
tmulrooney 23:273a2f93ae99 45 RadioRegistersInit( );
tmulrooney 23:273a2f93ae99 46
tmulrooney 23:273a2f93ae99 47 SetModem( MODEM_FSK );
jlcolemanmbed 24:f103f1004961 48
tmulrooney 23:273a2f93ae99 49
tmulrooney 23:273a2f93ae99 50 this->settings.State = RF_IDLE ;
tmulrooney 23:273a2f93ae99 51 }
tmulrooney 23:273a2f93ae99 52
tmulrooney 23:273a2f93ae99 53 SX1272MB1xAS::SX1272MB1xAS( RadioEvents_t *events )
tmulrooney 23:273a2f93ae99 54 #if defined ( TARGET_NUCLEO_L152RE )
tmulrooney 23:273a2f93ae99 55 : SX1272( events, D11, D12, D13, D10, A0, D2, D3, D4, D5, A3, D9 ), // For NUCLEO L152RE dio4 is on port A3
tmulrooney 23:273a2f93ae99 56 antSwitch( A4 ),
tmulrooney 23:273a2f93ae99 57 fake( D8 )
tmulrooney 23:273a2f93ae99 58 #elif defined( TARGET_LPC11U6X )
tmulrooney 23:273a2f93ae99 59 : SX1272( events, D11, D12, D13, D10, A0, D2, D3, D4, D5, D8, D9 ),
tmulrooney 23:273a2f93ae99 60 antSwitch( P0_23 ),
tmulrooney 23:273a2f93ae99 61 fake( A3 )
tmulrooney 23:273a2f93ae99 62 #else
tmulrooney 23:273a2f93ae99 63 : SX1272( events, D11, D12, D13, D10, A0, D2, D3, D4, D5, D8, D9 ),
jlcolemanmbed 24:f103f1004961 64 antSwitch( PTC6 ), //changed from A4 to PTC6 by jlc
tmulrooney 23:273a2f93ae99 65 fake( A3 )
tmulrooney 23:273a2f93ae99 66 #endif
tmulrooney 23:273a2f93ae99 67 {
tmulrooney 23:273a2f93ae99 68 debug("SX1272MB1xAS constructor1\r\n");
tmulrooney 23:273a2f93ae99 69 this->RadioEvents = events;
tmulrooney 23:273a2f93ae99 70
tmulrooney 23:273a2f93ae99 71 Reset( );
tmulrooney 23:273a2f93ae99 72
tmulrooney 23:273a2f93ae99 73 boardConnected = UNKNOWN;
tmulrooney 23:273a2f93ae99 74
tmulrooney 23:273a2f93ae99 75 DetectBoardType( );
tmulrooney 23:273a2f93ae99 76
tmulrooney 23:273a2f93ae99 77 RxChainCalibration( );
tmulrooney 23:273a2f93ae99 78
tmulrooney 23:273a2f93ae99 79 IoInit( );
tmulrooney 23:273a2f93ae99 80
tmulrooney 23:273a2f93ae99 81 SetOpMode( RF_OPMODE_SLEEP );
tmulrooney 23:273a2f93ae99 82 IoIrqInit( dioIrq );
tmulrooney 23:273a2f93ae99 83
tmulrooney 23:273a2f93ae99 84 RadioRegistersInit( );
tmulrooney 23:273a2f93ae99 85
jlcolemanmbed 24:f103f1004961 86
tmulrooney 23:273a2f93ae99 87 // SetModem( MODEM_LORA );
tmulrooney 23:273a2f93ae99 88
tmulrooney 23:273a2f93ae99 89 this->settings.State = RF_IDLE ;
tmulrooney 23:273a2f93ae99 90 }
tmulrooney 23:273a2f93ae99 91
tmulrooney 23:273a2f93ae99 92 //-------------------------------------------------------------------------
tmulrooney 23:273a2f93ae99 93 // Board relative functions
tmulrooney 23:273a2f93ae99 94 //-------------------------------------------------------------------------
tmulrooney 23:273a2f93ae99 95 uint8_t SX1272MB1xAS::DetectBoardType( void )
tmulrooney 23:273a2f93ae99 96 {
tmulrooney 23:273a2f93ae99 97 debug("DetectBoardType\r\n");
tmulrooney 23:273a2f93ae99 98 if( boardConnected == UNKNOWN )
tmulrooney 23:273a2f93ae99 99 {
tmulrooney 23:273a2f93ae99 100 antSwitch.input( );
tmulrooney 23:273a2f93ae99 101 wait_ms( 1 );
tmulrooney 23:273a2f93ae99 102 if( antSwitch == 1 )
tmulrooney 23:273a2f93ae99 103 {
tmulrooney 23:273a2f93ae99 104 boardConnected = SX1272RF1;
tmulrooney 23:273a2f93ae99 105 }
tmulrooney 23:273a2f93ae99 106 else
tmulrooney 23:273a2f93ae99 107 {
tmulrooney 23:273a2f93ae99 108 boardConnected = SX1272RF1;
tmulrooney 23:273a2f93ae99 109 }
tmulrooney 23:273a2f93ae99 110 antSwitch.output( );
tmulrooney 23:273a2f93ae99 111 wait_ms( 1 );
tmulrooney 23:273a2f93ae99 112 }
tmulrooney 23:273a2f93ae99 113 return ( boardConnected );
tmulrooney 23:273a2f93ae99 114 }
tmulrooney 23:273a2f93ae99 115
tmulrooney 23:273a2f93ae99 116 void SX1272MB1xAS::IoInit( void )
tmulrooney 23:273a2f93ae99 117 {
tmulrooney 23:273a2f93ae99 118 debug("IoInit\r\n");
tmulrooney 23:273a2f93ae99 119 AntSwInit( );
tmulrooney 23:273a2f93ae99 120 SpiInit( );
tmulrooney 23:273a2f93ae99 121 }
tmulrooney 23:273a2f93ae99 122
tmulrooney 23:273a2f93ae99 123 void SX1272MB1xAS::RadioRegistersInit( )
tmulrooney 23:273a2f93ae99 124 {
tmulrooney 23:273a2f93ae99 125 uint8_t i = 0;
tmulrooney 23:273a2f93ae99 126 for( i = 0; i < sizeof( RadioRegsInit ) / sizeof( RadioRegisters_t ); i++ )
tmulrooney 23:273a2f93ae99 127 {
tmulrooney 23:273a2f93ae99 128 debug("RadioRegistersInit %d %02X %02X\r\n",RadioRegsInit[i].Modem ,RadioRegsInit[i].Addr, RadioRegsInit[i].Value );
tmulrooney 23:273a2f93ae99 129 SetModem( RadioRegsInit[i].Modem );
tmulrooney 23:273a2f93ae99 130 Write( RadioRegsInit[i].Addr, RadioRegsInit[i].Value );
tmulrooney 23:273a2f93ae99 131 }
tmulrooney 23:273a2f93ae99 132 }
tmulrooney 23:273a2f93ae99 133
tmulrooney 23:273a2f93ae99 134 void SX1272MB1xAS::SpiInit( void )
tmulrooney 23:273a2f93ae99 135 {
tmulrooney 23:273a2f93ae99 136 debug("SpiInit\r\n");
tmulrooney 23:273a2f93ae99 137 nss = 1;
tmulrooney 23:273a2f93ae99 138 spi.format( 8,0 );
tmulrooney 23:273a2f93ae99 139 uint32_t frequencyToSet = 1000000;
tmulrooney 23:273a2f93ae99 140 // uint32_t frequencyToSet = 8000000;
tmulrooney 23:273a2f93ae99 141 // #if( defined ( TARGET_NUCLEO_L152RE ) || defined ( TARGET_LPC11U6X ) )
tmulrooney 23:273a2f93ae99 142 spi.frequency( frequencyToSet );
tmulrooney 23:273a2f93ae99 143 // #elif( defined ( TARGET_KL25Z ) ) //busclock frequency is halved -> double the spi frequency to compensate
tmulrooney 23:273a2f93ae99 144 // spi.frequency( frequencyToSet * 2 );
tmulrooney 23:273a2f93ae99 145 // #else
tmulrooney 23:273a2f93ae99 146 // #warning "Check the board's SPI frequency"
tmulrooney 23:273a2f93ae99 147 // #endif
tmulrooney 23:273a2f93ae99 148 wait(0.1);
tmulrooney 23:273a2f93ae99 149 }
tmulrooney 23:273a2f93ae99 150
tmulrooney 23:273a2f93ae99 151 void SX1272MB1xAS::IoIrqInit( DioIrqHandler *irqHandlers )
tmulrooney 23:273a2f93ae99 152 {
tmulrooney 23:273a2f93ae99 153 debug("IoIrqInit\r\n");
tmulrooney 23:273a2f93ae99 154 #if( defined ( TARGET_NUCLEO_L152RE ) || defined ( TARGET_LPC11U6X ) )
tmulrooney 23:273a2f93ae99 155 dio0.mode(PullDown);
tmulrooney 23:273a2f93ae99 156 dio1.mode(PullDown);
tmulrooney 23:273a2f93ae99 157 dio2.mode(PullDown);
tmulrooney 23:273a2f93ae99 158 dio3.mode(PullDown);
tmulrooney 23:273a2f93ae99 159 dio4.mode(PullDown);
tmulrooney 23:273a2f93ae99 160 #endif
tmulrooney 23:273a2f93ae99 161 dio0.rise( this, static_cast< TriggerMB1xAS > ( irqHandlers[0] ) );
tmulrooney 23:273a2f93ae99 162 dio1.rise( this, static_cast< TriggerMB1xAS > ( irqHandlers[1] ) );
tmulrooney 23:273a2f93ae99 163 dio2.rise( this, static_cast< TriggerMB1xAS > ( irqHandlers[2] ) );
tmulrooney 23:273a2f93ae99 164 dio3.rise( this, static_cast< TriggerMB1xAS > ( irqHandlers[3] ) );
tmulrooney 23:273a2f93ae99 165 dio4.rise( this, static_cast< TriggerMB1xAS > ( irqHandlers[4] ) );
tmulrooney 23:273a2f93ae99 166 }
tmulrooney 23:273a2f93ae99 167
tmulrooney 23:273a2f93ae99 168 void SX1272MB1xAS::IoDeInit( void )
tmulrooney 23:273a2f93ae99 169 {
tmulrooney 23:273a2f93ae99 170 debug("IoDeInit\r\n");
tmulrooney 23:273a2f93ae99 171 //nothing
tmulrooney 23:273a2f93ae99 172 }
tmulrooney 23:273a2f93ae99 173
tmulrooney 23:273a2f93ae99 174 uint8_t SX1272MB1xAS::GetPaSelect( uint32_t channel )
tmulrooney 23:273a2f93ae99 175 {
tmulrooney 23:273a2f93ae99 176 debug("GetPaSelect\r\n");
tmulrooney 23:273a2f93ae99 177 if( channel > RF_MID_BAND_THRESH )
tmulrooney 23:273a2f93ae99 178 {
tmulrooney 23:273a2f93ae99 179 if( boardConnected == SX1276MB1LAS )
tmulrooney 23:273a2f93ae99 180 {
tmulrooney 23:273a2f93ae99 181 return RF_PACONFIG_PASELECT_PABOOST;
tmulrooney 23:273a2f93ae99 182 }
tmulrooney 23:273a2f93ae99 183 else
tmulrooney 23:273a2f93ae99 184 {
tmulrooney 23:273a2f93ae99 185 return RF_PACONFIG_PASELECT_RFO;
tmulrooney 23:273a2f93ae99 186 }
tmulrooney 23:273a2f93ae99 187 }
tmulrooney 23:273a2f93ae99 188 else
tmulrooney 23:273a2f93ae99 189 {
tmulrooney 23:273a2f93ae99 190 return RF_PACONFIG_PASELECT_RFO;
tmulrooney 23:273a2f93ae99 191 }
tmulrooney 23:273a2f93ae99 192 }
tmulrooney 23:273a2f93ae99 193
tmulrooney 23:273a2f93ae99 194 void SX1272MB1xAS::SetAntSwLowPower( bool status )
tmulrooney 23:273a2f93ae99 195 {
tmulrooney 23:273a2f93ae99 196 debug("SetAntSwLowPower %d\r\n",status);
tmulrooney 23:273a2f93ae99 197 if( isRadioActive != status )
tmulrooney 23:273a2f93ae99 198 {
tmulrooney 23:273a2f93ae99 199 isRadioActive = status;
tmulrooney 23:273a2f93ae99 200
tmulrooney 23:273a2f93ae99 201 if( status == false )
tmulrooney 23:273a2f93ae99 202 {
tmulrooney 23:273a2f93ae99 203 AntSwInit( );
tmulrooney 23:273a2f93ae99 204 }
tmulrooney 23:273a2f93ae99 205 else
tmulrooney 23:273a2f93ae99 206 {
tmulrooney 23:273a2f93ae99 207 AntSwDeInit( );
tmulrooney 23:273a2f93ae99 208 }
tmulrooney 23:273a2f93ae99 209 }
tmulrooney 23:273a2f93ae99 210 }
tmulrooney 23:273a2f93ae99 211
tmulrooney 23:273a2f93ae99 212 void SX1272MB1xAS::AntSwInit( void )
tmulrooney 23:273a2f93ae99 213 {
tmulrooney 23:273a2f93ae99 214 debug("AntSwInit\r\n");
tmulrooney 23:273a2f93ae99 215 antSwitch = 0;
tmulrooney 23:273a2f93ae99 216 }
tmulrooney 23:273a2f93ae99 217
tmulrooney 23:273a2f93ae99 218 void SX1272MB1xAS::AntSwDeInit( void )
tmulrooney 23:273a2f93ae99 219 {
tmulrooney 23:273a2f93ae99 220 debug("AntSwDeInit\r\n");
tmulrooney 23:273a2f93ae99 221 antSwitch = 0;
tmulrooney 23:273a2f93ae99 222 }
tmulrooney 23:273a2f93ae99 223
tmulrooney 23:273a2f93ae99 224 void SX1272MB1xAS::SetAntSw( uint8_t rxTx )
tmulrooney 23:273a2f93ae99 225 {
jlcolemanmbed 24:f103f1004961 226 debug("SetAntSw %d\r\n",rxTx);
tmulrooney 23:273a2f93ae99 227 if( this->rxTx == rxTx )
tmulrooney 23:273a2f93ae99 228 {
tmulrooney 23:273a2f93ae99 229 //no need to go further
tmulrooney 23:273a2f93ae99 230 return;
tmulrooney 23:273a2f93ae99 231 }
tmulrooney 23:273a2f93ae99 232
tmulrooney 23:273a2f93ae99 233 this->rxTx = rxTx;
tmulrooney 23:273a2f93ae99 234
tmulrooney 23:273a2f93ae99 235 if( rxTx != 0 )
tmulrooney 23:273a2f93ae99 236 {
tmulrooney 23:273a2f93ae99 237 antSwitch = 1;
tmulrooney 23:273a2f93ae99 238 }
tmulrooney 23:273a2f93ae99 239 else
tmulrooney 23:273a2f93ae99 240 {
tmulrooney 23:273a2f93ae99 241 antSwitch = 0;
tmulrooney 23:273a2f93ae99 242 }
tmulrooney 23:273a2f93ae99 243 }
tmulrooney 23:273a2f93ae99 244
tmulrooney 23:273a2f93ae99 245 bool SX1272MB1xAS::CheckRfFrequency( uint32_t frequency )
tmulrooney 23:273a2f93ae99 246 {
tmulrooney 23:273a2f93ae99 247 debug("CheckRfFrequency\r\n");
tmulrooney 23:273a2f93ae99 248 //TODO: Implement check, currently all frequencies are supported
tmulrooney 23:273a2f93ae99 249 return true;
tmulrooney 23:273a2f93ae99 250 }
tmulrooney 23:273a2f93ae99 251
tmulrooney 23:273a2f93ae99 252
tmulrooney 23:273a2f93ae99 253 void SX1272MB1xAS::Reset( void )
tmulrooney 23:273a2f93ae99 254 {
tmulrooney 23:273a2f93ae99 255 debug("Reset\r\n");
tmulrooney 23:273a2f93ae99 256 reset.output();
tmulrooney 23:273a2f93ae99 257 reset = 0;
tmulrooney 23:273a2f93ae99 258 wait_ms( 1 );
tmulrooney 23:273a2f93ae99 259 reset.input();
tmulrooney 23:273a2f93ae99 260 wait_ms( 6 );
tmulrooney 23:273a2f93ae99 261 }
tmulrooney 23:273a2f93ae99 262
tmulrooney 23:273a2f93ae99 263 void SX1272MB1xAS::Write( uint8_t addr, uint8_t data )
tmulrooney 23:273a2f93ae99 264 {
tmulrooney 23:273a2f93ae99 265 debug("Write %02X %02X\r\n",addr, data);
tmulrooney 23:273a2f93ae99 266 Write( addr, &data, 1 );
tmulrooney 23:273a2f93ae99 267 }
tmulrooney 23:273a2f93ae99 268
tmulrooney 23:273a2f93ae99 269 uint8_t SX1272MB1xAS::Read( uint8_t addr )
tmulrooney 23:273a2f93ae99 270 {
tmulrooney 23:273a2f93ae99 271 uint8_t data;
tmulrooney 23:273a2f93ae99 272 Read( addr, &data, 1 );
tmulrooney 23:273a2f93ae99 273 debug("Read %02X %02X\r\n",addr ,data);
tmulrooney 23:273a2f93ae99 274 return data;
tmulrooney 23:273a2f93ae99 275 }
tmulrooney 23:273a2f93ae99 276
tmulrooney 23:273a2f93ae99 277 void SX1272MB1xAS::Write( uint8_t addr, uint8_t *buffer, uint8_t size )
tmulrooney 23:273a2f93ae99 278 {
tmulrooney 23:273a2f93ae99 279 uint8_t i;
tmulrooney 23:273a2f93ae99 280
tmulrooney 23:273a2f93ae99 281 nss = 0;
tmulrooney 23:273a2f93ae99 282 spi.write( addr | 0x80 );
tmulrooney 23:273a2f93ae99 283 for( i = 0; i < size; i++ )
tmulrooney 23:273a2f93ae99 284 {
tmulrooney 23:273a2f93ae99 285 spi.write( buffer[i] );
tmulrooney 23:273a2f93ae99 286 }
tmulrooney 23:273a2f93ae99 287 nss = 1;
tmulrooney 23:273a2f93ae99 288 }
tmulrooney 23:273a2f93ae99 289
tmulrooney 23:273a2f93ae99 290 void SX1272MB1xAS::Read( uint8_t addr, uint8_t *buffer, uint8_t size )
tmulrooney 23:273a2f93ae99 291 {
tmulrooney 23:273a2f93ae99 292 uint8_t i;
tmulrooney 23:273a2f93ae99 293
tmulrooney 23:273a2f93ae99 294 nss = 0;
tmulrooney 23:273a2f93ae99 295 spi.write( addr & 0x7F );
tmulrooney 23:273a2f93ae99 296 for( i = 0; i < size; i++ )
tmulrooney 23:273a2f93ae99 297 {
tmulrooney 23:273a2f93ae99 298 buffer[i] = spi.write( 0 );
tmulrooney 23:273a2f93ae99 299 }
tmulrooney 23:273a2f93ae99 300 nss = 1;
tmulrooney 23:273a2f93ae99 301 }
tmulrooney 23:273a2f93ae99 302
tmulrooney 23:273a2f93ae99 303 void SX1272MB1xAS::WriteFifo( uint8_t *buffer, uint8_t size )
tmulrooney 23:273a2f93ae99 304 {
tmulrooney 23:273a2f93ae99 305 debug("WriteFifo\r\n");
tmulrooney 23:273a2f93ae99 306 Write( 0, buffer, size );
tmulrooney 23:273a2f93ae99 307 }
tmulrooney 23:273a2f93ae99 308
tmulrooney 23:273a2f93ae99 309 void SX1272MB1xAS::ReadFifo( uint8_t *buffer, uint8_t size )
tmulrooney 23:273a2f93ae99 310 {
tmulrooney 23:273a2f93ae99 311 debug("ReadFifo\r\n");
tmulrooney 23:273a2f93ae99 312 Read( 0, buffer, size );
tmulrooney 23:273a2f93ae99 313 }