Kevin Barnett / SX1276GenericLib

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

sx1276/sx1276-mbed-hal.h@109:528f37db941f, 2018-02-20 (annotated)

Committer:
Helmut Tschemernjak
Date:
Tue Feb 20 14:56:20 2018 +0100
Revision:
109:528f37db941f
Parent:
102:3e0f7696f4a5
Child:
111:c47d5224a2d1
Switched to LowPowerTimeout when available, this avoids

deepsleep locks due to regular timers being active

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
Helmut Tschemernjak 39:706c32eda7e7 22 #ifndef __SX1276_MBED_HAL_H__
Helmut Tschemernjak 39:706c32eda7e7 23 #define __SX1276_MBED_HAL_H__
Helmut Tschemernjak 65:b2d98328fcba 24
Helmut Tschemernjak 65:b2d98328fcba 25
GregCr 0:e6ceb13d2d05 26 #include "sx1276.h"
GregCr 0:e6ceb13d2d05 27
Helmut Tschemernjak 38:d9189d958db8 28
Helmut Tschemernjak 65:b2d98328fcba 29 #ifdef __MBED__
Helmut Tschemernjak 65:b2d98328fcba 30 #define XSPI SPI
Helmut Tschemernjak 65:b2d98328fcba 31 #endif
Helmut Tschemernjak 65:b2d98328fcba 32
Helmut Tschemernjak 109:528f37db941f 33 #ifdef DEVICE_LOWPOWERTIMER
Helmut Tschemernjak 109:528f37db941f 34 #define MyTimeout LowPowerTimeout
Helmut Tschemernjak 109:528f37db941f 35 #else
Helmut Tschemernjak 109:528f37db941f 36 #define MyTimeout Timeout
Helmut Tschemernjak 109:528f37db941f 37 #endif
Helmut Tschemernjak 38:d9189d958db8 38
Helmut Tschemernjak 38:d9189d958db8 39 /*!
Helmut Tschemernjak 65:b2d98328fcba 40 * Actual implementation of a SX1276 radio, includes some modifications to make it
Helmut Tschemernjak 65:b2d98328fcba 41 * compatible with the MB1 LAS board
GregCr 0:e6ceb13d2d05 42 */
Helmut Tschemernjak 34:07e89f23c734 43 class SX1276Generic : public SX1276
GregCr 0:e6ceb13d2d05 44 {
GregCr 0:e6ceb13d2d05 45 protected:
GregCr 0:e6ceb13d2d05 46 /*!
GregCr 0:e6ceb13d2d05 47 * Antenna switch GPIO pins objects
GregCr 0:e6ceb13d2d05 48 */
Helmut Tschemernjak 46:e78a1d0391ac 49 DigitalOut *_antSwitch;
Helmut Tschemernjak 46:e78a1d0391ac 50 DigitalOut *_antSwitchTX;
Helmut Tschemernjak 46:e78a1d0391ac 51 DigitalOut *_antSwitchTXBoost;
Helmut Tschemernjak 34:07e89f23c734 52
Helmut Tschemernjak 34:07e89f23c734 53 /*!
Helmut Tschemernjak 34:07e89f23c734 54 * SX1276 Reset pin
Helmut Tschemernjak 34:07e89f23c734 55 */
Helmut Tschemernjak 34:07e89f23c734 56 DigitalInOut *_reset;
Helmut Tschemernjak 34:07e89f23c734 57
Helmut Tschemernjak 34:07e89f23c734 58 /*!
Helmut Tschemernjak 34:07e89f23c734 59 * TCXO being used with the Murata Module
Helmut Tschemernjak 34:07e89f23c734 60 */
Helmut Tschemernjak 34:07e89f23c734 61 DigitalOut *_tcxo;
mluis 25:3778e6204cc1 62
Helmut Tschemernjak 34:07e89f23c734 63 /*!
Helmut Tschemernjak 34:07e89f23c734 64 * SPI Interface
Helmut Tschemernjak 34:07e89f23c734 65 */
Helmut Tschemernjak 65:b2d98328fcba 66 XSPI *_spi; // mosi, miso, sclk
Helmut Tschemernjak 34:07e89f23c734 67 DigitalOut *_nss;
Helmut Tschemernjak 34:07e89f23c734 68
Helmut Tschemernjak 34:07e89f23c734 69 /*!
Helmut Tschemernjak 34:07e89f23c734 70 * SX1276 DIO pins
Helmut Tschemernjak 34:07e89f23c734 71 */
Helmut Tschemernjak 34:07e89f23c734 72 InterruptIn *_dio0;
Helmut Tschemernjak 34:07e89f23c734 73 InterruptIn *_dio1;
Helmut Tschemernjak 34:07e89f23c734 74 InterruptIn *_dio2;
Helmut Tschemernjak 34:07e89f23c734 75 InterruptIn *_dio3;
Helmut Tschemernjak 34:07e89f23c734 76 InterruptIn *_dio4;
Helmut Tschemernjak 34:07e89f23c734 77 DigitalIn *_dio5;
Helmut Tschemernjak 34:07e89f23c734 78
Helmut Tschemernjak 42:72deced1a4c4 79 /*!
Helmut Tschemernjak 42:72deced1a4c4 80 * Tx and Rx timers
Helmut Tschemernjak 42:72deced1a4c4 81 */
Helmut Tschemernjak 109:528f37db941f 82 MyTimeout txTimeoutTimer;
Helmut Tschemernjak 109:528f37db941f 83 MyTimeout rxTimeoutTimer;
Helmut Tschemernjak 109:528f37db941f 84 MyTimeout rxTimeoutSyncWord;
Helmut Tschemernjak 38:d9189d958db8 85
Helmut Tschemernjak 38:d9189d958db8 86
GregCr 0:e6ceb13d2d05 87 private:
Helmut Tschemernjak 39:706c32eda7e7 88 /*!
Helmut Tschemernjak 39:706c32eda7e7 89 * triggers definition
Helmut Tschemernjak 39:706c32eda7e7 90 */
Helmut Tschemernjak 39:706c32eda7e7 91 typedef void (SX1276Generic::*Trigger)(void);
Helmut Tschemernjak 39:706c32eda7e7 92
mluis 25:3778e6204cc1 93
GregCr 0:e6ceb13d2d05 94 public:
Helmut Tschemernjak 34:07e89f23c734 95 SX1276Generic( RadioEvents_t *events, BoardType_t board,
GregCr 0:e6ceb13d2d05 96 PinName mosi, PinName miso, PinName sclk, PinName nss, PinName reset,
GregCr 0:e6ceb13d2d05 97 PinName dio0, PinName dio1, PinName dio2, PinName dio3, PinName dio4, PinName dio5,
Helmut Tschemernjak 102:3e0f7696f4a5 98 PinName antSwitch = NC, PinName antSwitchTX = NC, PinName antSwitchTXBoost = NC, PinName tcxo = NC);
mluis 25:3778e6204cc1 99
Helmut Tschemernjak 34:07e89f23c734 100
Helmut Tschemernjak 34:07e89f23c734 101 SX1276Generic( RadioEvents_t *events );
mluis 25:3778e6204cc1 102
Helmut Tschemernjak 34:07e89f23c734 103 virtual ~SX1276Generic();
mluis 25:3778e6204cc1 104
mluis 25:3778e6204cc1 105 protected:
GregCr 0:e6ceb13d2d05 106 /*!
GregCr 0:e6ceb13d2d05 107 * @brief Initializes the radio I/Os pins interface
GregCr 0:e6ceb13d2d05 108 */
GregCr 0:e6ceb13d2d05 109 virtual void IoInit( void );
mluis 25:3778e6204cc1 110
GregCr 0:e6ceb13d2d05 111 /*!
GregCr 0:e6ceb13d2d05 112 * @brief Initializes the radio SPI
GregCr 0:e6ceb13d2d05 113 */
GregCr 0:e6ceb13d2d05 114 virtual void SpiInit( void );
mluis 25:3778e6204cc1 115
GregCr 0:e6ceb13d2d05 116 /*!
GregCr 0:e6ceb13d2d05 117 * @brief Initializes DIO IRQ handlers
GregCr 0:e6ceb13d2d05 118 *
GregCr 0:e6ceb13d2d05 119 * @param [IN] irqHandlers Array containing the IRQ callback functions
GregCr 0:e6ceb13d2d05 120 */
GregCr 0:e6ceb13d2d05 121 virtual void IoIrqInit( DioIrqHandler *irqHandlers );
GregCr 0:e6ceb13d2d05 122
GregCr 0:e6ceb13d2d05 123 /*!
GregCr 0:e6ceb13d2d05 124 * @brief De-initializes the radio I/Os pins interface.
GregCr 0:e6ceb13d2d05 125 *
GregCr 0:e6ceb13d2d05 126 * \remark Useful when going in MCU lowpower modes
GregCr 0:e6ceb13d2d05 127 */
GregCr 0:e6ceb13d2d05 128 virtual void IoDeInit( void );
GregCr 0:e6ceb13d2d05 129
GregCr 0:e6ceb13d2d05 130 /*!
GregCr 0:e6ceb13d2d05 131 * @brief Gets the board PA selection configuration
GregCr 0:e6ceb13d2d05 132 *
GregCr 0:e6ceb13d2d05 133 * @param [IN] channel Channel frequency in Hz
GregCr 0:e6ceb13d2d05 134 * @retval PaSelect RegPaConfig PaSelect value
GregCr 0:e6ceb13d2d05 135 */
GregCr 0:e6ceb13d2d05 136 virtual uint8_t GetPaSelect( uint32_t channel );
GregCr 0:e6ceb13d2d05 137
GregCr 0:e6ceb13d2d05 138 /*!
GregCr 0:e6ceb13d2d05 139 * @brief Set the RF Switch I/Os pins in Low Power mode
GregCr 0:e6ceb13d2d05 140 *
GregCr 0:e6ceb13d2d05 141 * @param [IN] status enable or disable
GregCr 0:e6ceb13d2d05 142 */
GregCr 0:e6ceb13d2d05 143 virtual void SetAntSwLowPower( bool status );
GregCr 0:e6ceb13d2d05 144
GregCr 0:e6ceb13d2d05 145 /*!
GregCr 0:e6ceb13d2d05 146 * @brief Initializes the RF Switch I/Os pins interface
GregCr 0:e6ceb13d2d05 147 */
GregCr 0:e6ceb13d2d05 148 virtual void AntSwInit( void );
GregCr 0:e6ceb13d2d05 149
GregCr 0:e6ceb13d2d05 150 /*!
GregCr 0:e6ceb13d2d05 151 * @brief De-initializes the RF Switch I/Os pins interface
GregCr 0:e6ceb13d2d05 152 *
Helmut Tschemernjak 31:e50929bd3f32 153 * @remark Needed to decrease the power consumption in MCU lowpower modes
GregCr 0:e6ceb13d2d05 154 */
GregCr 0:e6ceb13d2d05 155 virtual void AntSwDeInit( void );
GregCr 0:e6ceb13d2d05 156
GregCr 0:e6ceb13d2d05 157 /*!
GregCr 0:e6ceb13d2d05 158 * @brief Controls the antena switch if necessary.
GregCr 0:e6ceb13d2d05 159 *
Helmut Tschemernjak 31:e50929bd3f32 160 * @remark see errata note
GregCr 0:e6ceb13d2d05 161 *
Helmut Tschemernjak 31:e50929bd3f32 162 * @param [IN] opMode Current radio operating mode
GregCr 0:e6ceb13d2d05 163 */
Helmut Tschemernjak 31:e50929bd3f32 164 virtual void SetAntSw( uint8_t opMode );
Helmut Tschemernjak 38:d9189d958db8 165
Helmut Tschemernjak 38:d9189d958db8 166 /*
Helmut Tschemernjak 38:d9189d958db8 167 * The the Timeout for a given Timer.
Helmut Tschemernjak 38:d9189d958db8 168 */
Helmut Tschemernjak 44:544add59b26d 169 virtual void SetTimeout(TimeoutTimer_t timer, timeoutFuncPtr, int timeout_ms = 0);
mluis 25:3778e6204cc1 170
Helmut Tschemernjak 64:b721e6ab656a 171 /*
Helmut Tschemernjak 64:b721e6ab656a 172 * A simple ms sleep
Helmut Tschemernjak 64:b721e6ab656a 173 */
Helmut Tschemernjak 64:b721e6ab656a 174 virtual void Sleep_ms(int ms);
Helmut Tschemernjak 64:b721e6ab656a 175
Helmut Tschemernjak 64:b721e6ab656a 176
mluis 25:3778e6204cc1 177 public:
Helmut Tschemernjak 38:d9189d958db8 178
GregCr 0:e6ceb13d2d05 179 /*!
GregCr 2:5eb3066446dd 180 * @brief Detect the board connected by reading the value of the antenna switch pin
GregCr 2:5eb3066446dd 181 */
Helmut Tschemernjak 31:e50929bd3f32 182 virtual uint8_t DetectBoardType( void );
mluis 25:3778e6204cc1 183
GregCr 2:5eb3066446dd 184 /*!
GregCr 0:e6ceb13d2d05 185 * @brief Checks if the given RF frequency is supported by the hardware
GregCr 0:e6ceb13d2d05 186 *
GregCr 0:e6ceb13d2d05 187 * @param [IN] frequency RF frequency to be checked
GregCr 0:e6ceb13d2d05 188 * @retval isSupported [true: supported, false: unsupported]
GregCr 0:e6ceb13d2d05 189 */
GregCr 0:e6ceb13d2d05 190 virtual bool CheckRfFrequency( uint32_t frequency );
mluis 25:3778e6204cc1 191
mluis 25:3778e6204cc1 192 /*!
GregCr 0:e6ceb13d2d05 193 * @brief Writes the radio register at the specified address
GregCr 0:e6ceb13d2d05 194 *
GregCr 0:e6ceb13d2d05 195 * @param [IN]: addr Register address
GregCr 0:e6ceb13d2d05 196 * @param [IN]: data New register value
GregCr 0:e6ceb13d2d05 197 */
GregCr 0:e6ceb13d2d05 198 virtual void Write ( uint8_t addr, uint8_t data ) ;
mluis 25:3778e6204cc1 199
GregCr 0:e6ceb13d2d05 200 /*!
GregCr 0:e6ceb13d2d05 201 * @brief Reads the radio register at the specified address
GregCr 0:e6ceb13d2d05 202 *
GregCr 0:e6ceb13d2d05 203 * @param [IN]: addr Register address
GregCr 0:e6ceb13d2d05 204 * @retval data Register value
GregCr 0:e6ceb13d2d05 205 */
GregCr 0:e6ceb13d2d05 206 virtual uint8_t Read ( uint8_t addr ) ;
mluis 25:3778e6204cc1 207
GregCr 0:e6ceb13d2d05 208 /*!
GregCr 0:e6ceb13d2d05 209 * @brief Writes multiple radio registers starting at address
GregCr 0:e6ceb13d2d05 210 *
GregCr 0:e6ceb13d2d05 211 * @param [IN] addr First Radio register address
GregCr 0:e6ceb13d2d05 212 * @param [IN] buffer Buffer containing the new register's values
GregCr 0:e6ceb13d2d05 213 * @param [IN] size Number of registers to be written
GregCr 0:e6ceb13d2d05 214 */
Helmut Tschemernjak 51:aef3234bcb71 215 virtual void Write( uint8_t addr, void *buffer, uint8_t size ) ;
mluis 25:3778e6204cc1 216
GregCr 0:e6ceb13d2d05 217 /*!
GregCr 0:e6ceb13d2d05 218 * @brief Reads multiple radio registers starting at address
GregCr 0:e6ceb13d2d05 219 *
GregCr 0:e6ceb13d2d05 220 * @param [IN] addr First Radio register address
GregCr 0:e6ceb13d2d05 221 * @param [OUT] buffer Buffer where to copy the registers data
GregCr 0:e6ceb13d2d05 222 * @param [IN] size Number of registers to be read
GregCr 0:e6ceb13d2d05 223 */
Helmut Tschemernjak 51:aef3234bcb71 224 virtual void Read ( uint8_t addr, void *buffer, uint8_t size ) ;
mluis 25:3778e6204cc1 225
GregCr 0:e6ceb13d2d05 226 /*!
GregCr 0:e6ceb13d2d05 227 * @brief Writes the buffer contents to the SX1276 FIFO
GregCr 0:e6ceb13d2d05 228 *
GregCr 0:e6ceb13d2d05 229 * @param [IN] buffer Buffer containing data to be put on the FIFO.
GregCr 0:e6ceb13d2d05 230 * @param [IN] size Number of bytes to be written to the FIFO
GregCr 0:e6ceb13d2d05 231 */
Helmut Tschemernjak 51:aef3234bcb71 232 virtual void WriteFifo( void *buffer, uint8_t size ) ;
GregCr 0:e6ceb13d2d05 233
GregCr 0:e6ceb13d2d05 234 /*!
GregCr 0:e6ceb13d2d05 235 * @brief Reads the contents of the SX1276 FIFO
GregCr 0:e6ceb13d2d05 236 *
GregCr 0:e6ceb13d2d05 237 * @param [OUT] buffer Buffer where to copy the FIFO read data.
GregCr 0:e6ceb13d2d05 238 * @param [IN] size Number of bytes to be read from the FIFO
GregCr 0:e6ceb13d2d05 239 */
Helmut Tschemernjak 51:aef3234bcb71 240 virtual void ReadFifo( void *buffer, uint8_t size ) ;
mluis 25:3778e6204cc1 241
GregCr 0:e6ceb13d2d05 242 /*!
GregCr 0:e6ceb13d2d05 243 * @brief Reset the SX1276
GregCr 0:e6ceb13d2d05 244 */
GregCr 0:e6ceb13d2d05 245 virtual void Reset( void );
Helmut Tschemernjak 61:08b50780eb91 246
Helmut Tschemernjak 61:08b50780eb91 247 /*!
Helmut Tschemernjak 61:08b50780eb91 248 * \brief Sets the radio output power.
Helmut Tschemernjak 61:08b50780eb91 249 *
Helmut Tschemernjak 61:08b50780eb91 250 * @param [IN] power Sets the RF output power
Helmut Tschemernjak 61:08b50780eb91 251 */
Helmut Tschemernjak 61:08b50780eb91 252 virtual void SetRfTxPower( int8_t power );
Helmut Tschemernjak 61:08b50780eb91 253
GregCr 0:e6ceb13d2d05 254 };
GregCr 0:e6ceb13d2d05 255
Helmut Tschemernjak 39:706c32eda7e7 256 #endif // __SX1276_MBED_HAL_H__