Kevin Barnett / SX1276GenericLib

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

sx1276/sx1276-hal.h@26:87796ee62589, 2017-03-24 (annotated)

Committer:
Helmut64
Date:
Fri Mar 24 15:06:46 2017 +0000
Revision:
26:87796ee62589
Parent:
25:3778e6204cc1
Child:
29:a793ce879585
Added support to work with the Murata Lora Modul, in addition to the mbed SX1276 board.

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 */
GregCr 0:e6ceb13d2d05 15 #ifndef __SX1276_HAL_H__
GregCr 0:e6ceb13d2d05 16 #define __SX1276_HAL_H__
GregCr 0:e6ceb13d2d05 17 #include "sx1276.h"
GregCr 0:e6ceb13d2d05 18
mluis 22:7f3aab69cca9 19 /*!
mluis 22:7f3aab69cca9 20 * \brief Radio hardware registers initialization definition
mluis 22:7f3aab69cca9 21 *
mluis 22:7f3aab69cca9 22 * \remark Can be automatically generated by the SX1276 GUI (not yet implemented)
mluis 22:7f3aab69cca9 23 */
mluis 22:7f3aab69cca9 24 #define RADIO_INIT_REGISTERS_VALUE \
mluis 22:7f3aab69cca9 25 { \
mluis 22:7f3aab69cca9 26 { MODEM_FSK , REG_LNA , 0x23 },\
mluis 22:7f3aab69cca9 27 { MODEM_FSK , REG_RXCONFIG , 0x1E },\
mluis 22:7f3aab69cca9 28 { MODEM_FSK , REG_RSSICONFIG , 0xD2 },\
mluis 25:3778e6204cc1 29 { MODEM_FSK , REG_AFCFEI , 0x01 },\
mluis 22:7f3aab69cca9 30 { MODEM_FSK , REG_PREAMBLEDETECT , 0xAA },\
mluis 22:7f3aab69cca9 31 { MODEM_FSK , REG_OSC , 0x07 },\
mluis 22:7f3aab69cca9 32 { MODEM_FSK , REG_SYNCCONFIG , 0x12 },\
mluis 22:7f3aab69cca9 33 { MODEM_FSK , REG_SYNCVALUE1 , 0xC1 },\
mluis 22:7f3aab69cca9 34 { MODEM_FSK , REG_SYNCVALUE2 , 0x94 },\
mluis 22:7f3aab69cca9 35 { MODEM_FSK , REG_SYNCVALUE3 , 0xC1 },\
mluis 22:7f3aab69cca9 36 { MODEM_FSK , REG_PACKETCONFIG1 , 0xD8 },\
mluis 22:7f3aab69cca9 37 { MODEM_FSK , REG_FIFOTHRESH , 0x8F },\
mluis 22:7f3aab69cca9 38 { MODEM_FSK , REG_IMAGECAL , 0x02 },\
mluis 22:7f3aab69cca9 39 { MODEM_FSK , REG_DIOMAPPING1 , 0x00 },\
mluis 22:7f3aab69cca9 40 { MODEM_FSK , REG_DIOMAPPING2 , 0x30 },\
mluis 22:7f3aab69cca9 41 { MODEM_LORA, REG_LR_PAYLOADMAXLENGTH, 0x40 },\
mluis 22:7f3aab69cca9 42 } \
mluis 22:7f3aab69cca9 43
GregCr 0:e6ceb13d2d05 44 /*!
GregCr 0:e6ceb13d2d05 45 * Actual implementation of a SX1276 radio, includes some modifications to make it compatible with the MB1 LAS board
GregCr 0:e6ceb13d2d05 46 */
GregCr 0:e6ceb13d2d05 47 class SX1276MB1xAS : public SX1276
GregCr 0:e6ceb13d2d05 48 {
GregCr 0:e6ceb13d2d05 49 protected:
GregCr 0:e6ceb13d2d05 50 /*!
GregCr 0:e6ceb13d2d05 51 * Antenna switch GPIO pins objects
GregCr 0:e6ceb13d2d05 52 */
GregCr 1:f979673946c0 53 DigitalInOut antSwitch;
Helmut64 26:87796ee62589 54 #ifdef MURTA_ANT_SWITCH
Helmut64 26:87796ee62589 55 DigitalInOut antSwitchTX;
Helmut64 26:87796ee62589 56 DigitalInOut antSwitchTXBoost;
Helmut64 26:87796ee62589 57 #endif
mluis 25:3778e6204cc1 58
GregCr 0:e6ceb13d2d05 59 DigitalIn fake;
mluis 25:3778e6204cc1 60
GregCr 0:e6ceb13d2d05 61 private:
GregCr 0:e6ceb13d2d05 62 static const RadioRegisters_t RadioRegsInit[];
mluis 25:3778e6204cc1 63
GregCr 0:e6ceb13d2d05 64 public:
mluis 21:2e496deb7858 65 SX1276MB1xAS( RadioEvents_t *events,
GregCr 0:e6ceb13d2d05 66 PinName mosi, PinName miso, PinName sclk, PinName nss, PinName reset,
GregCr 0:e6ceb13d2d05 67 PinName dio0, PinName dio1, PinName dio2, PinName dio3, PinName dio4, PinName dio5,
Helmut64 26:87796ee62589 68 #ifdef MURTA_ANT_SWITCH
Helmut64 26:87796ee62589 69 PinName antSwitch, PinName antSwitchTX, PinName antSwitchTXBoost);
Helmut64 26:87796ee62589 70 #else
Helmut64 26:87796ee62589 71 PinName antSwitch );
Helmut64 26:87796ee62589 72 #endif
mluis 25:3778e6204cc1 73
mluis 22:7f3aab69cca9 74 SX1276MB1xAS( RadioEvents_t *events );
mluis 25:3778e6204cc1 75
GregCr 0:e6ceb13d2d05 76 virtual ~SX1276MB1xAS( ) { };
mluis 25:3778e6204cc1 77
mluis 25:3778e6204cc1 78 protected:
GregCr 0:e6ceb13d2d05 79 /*!
GregCr 0:e6ceb13d2d05 80 * @brief Initializes the radio I/Os pins interface
GregCr 0:e6ceb13d2d05 81 */
GregCr 0:e6ceb13d2d05 82 virtual void IoInit( void );
mluis 25:3778e6204cc1 83
GregCr 0:e6ceb13d2d05 84 /*!
GregCr 0:e6ceb13d2d05 85 * @brief Initializes the radio registers
GregCr 0:e6ceb13d2d05 86 */
GregCr 0:e6ceb13d2d05 87 virtual void RadioRegistersInit( );
GregCr 0:e6ceb13d2d05 88
GregCr 0:e6ceb13d2d05 89 /*!
GregCr 0:e6ceb13d2d05 90 * @brief Initializes the radio SPI
GregCr 0:e6ceb13d2d05 91 */
GregCr 0:e6ceb13d2d05 92 virtual void SpiInit( void );
mluis 25:3778e6204cc1 93
GregCr 0:e6ceb13d2d05 94 /*!
GregCr 0:e6ceb13d2d05 95 * @brief Initializes DIO IRQ handlers
GregCr 0:e6ceb13d2d05 96 *
GregCr 0:e6ceb13d2d05 97 * @param [IN] irqHandlers Array containing the IRQ callback functions
GregCr 0:e6ceb13d2d05 98 */
GregCr 0:e6ceb13d2d05 99 virtual void IoIrqInit( DioIrqHandler *irqHandlers );
GregCr 0:e6ceb13d2d05 100
GregCr 0:e6ceb13d2d05 101 /*!
GregCr 0:e6ceb13d2d05 102 * @brief De-initializes the radio I/Os pins interface.
GregCr 0:e6ceb13d2d05 103 *
GregCr 0:e6ceb13d2d05 104 * \remark Useful when going in MCU lowpower modes
GregCr 0:e6ceb13d2d05 105 */
GregCr 0:e6ceb13d2d05 106 virtual void IoDeInit( void );
GregCr 0:e6ceb13d2d05 107
GregCr 0:e6ceb13d2d05 108 /*!
GregCr 0:e6ceb13d2d05 109 * @brief Gets the board PA selection configuration
GregCr 0:e6ceb13d2d05 110 *
GregCr 0:e6ceb13d2d05 111 * @param [IN] channel Channel frequency in Hz
GregCr 0:e6ceb13d2d05 112 * @retval PaSelect RegPaConfig PaSelect value
GregCr 0:e6ceb13d2d05 113 */
GregCr 0:e6ceb13d2d05 114 virtual uint8_t GetPaSelect( uint32_t channel );
GregCr 0:e6ceb13d2d05 115
GregCr 0:e6ceb13d2d05 116 /*!
GregCr 0:e6ceb13d2d05 117 * @brief Set the RF Switch I/Os pins in Low Power mode
GregCr 0:e6ceb13d2d05 118 *
GregCr 0:e6ceb13d2d05 119 * @param [IN] status enable or disable
GregCr 0:e6ceb13d2d05 120 */
GregCr 0:e6ceb13d2d05 121 virtual void SetAntSwLowPower( bool status );
GregCr 0:e6ceb13d2d05 122
GregCr 0:e6ceb13d2d05 123 /*!
GregCr 0:e6ceb13d2d05 124 * @brief Initializes the RF Switch I/Os pins interface
GregCr 0:e6ceb13d2d05 125 */
GregCr 0:e6ceb13d2d05 126 virtual void AntSwInit( void );
GregCr 0:e6ceb13d2d05 127
GregCr 0:e6ceb13d2d05 128 /*!
GregCr 0:e6ceb13d2d05 129 * @brief De-initializes the RF Switch I/Os pins interface
GregCr 0:e6ceb13d2d05 130 *
GregCr 0:e6ceb13d2d05 131 * \remark Needed to decrease the power consumption in MCU lowpower modes
GregCr 0:e6ceb13d2d05 132 */
GregCr 0:e6ceb13d2d05 133 virtual void AntSwDeInit( void );
GregCr 0:e6ceb13d2d05 134
GregCr 0:e6ceb13d2d05 135 /*!
GregCr 0:e6ceb13d2d05 136 * @brief Controls the antena switch if necessary.
GregCr 0:e6ceb13d2d05 137 *
GregCr 0:e6ceb13d2d05 138 * \remark see errata note
GregCr 0:e6ceb13d2d05 139 *
GregCr 0:e6ceb13d2d05 140 * @param [IN] rxTx [1: Tx, 0: Rx]
GregCr 0:e6ceb13d2d05 141 */
GregCr 0:e6ceb13d2d05 142 virtual void SetAntSw( uint8_t rxTx );
mluis 25:3778e6204cc1 143
mluis 25:3778e6204cc1 144 public:
GregCr 0:e6ceb13d2d05 145 /*!
GregCr 2:5eb3066446dd 146 * @brief Detect the board connected by reading the value of the antenna switch pin
GregCr 2:5eb3066446dd 147 */
GregCr 2:5eb3066446dd 148 virtual uint8_t DetectBoardType( void );
mluis 25:3778e6204cc1 149
GregCr 2:5eb3066446dd 150 /*!
GregCr 0:e6ceb13d2d05 151 * @brief Checks if the given RF frequency is supported by the hardware
GregCr 0:e6ceb13d2d05 152 *
GregCr 0:e6ceb13d2d05 153 * @param [IN] frequency RF frequency to be checked
GregCr 0:e6ceb13d2d05 154 * @retval isSupported [true: supported, false: unsupported]
GregCr 0:e6ceb13d2d05 155 */
GregCr 0:e6ceb13d2d05 156 virtual bool CheckRfFrequency( uint32_t frequency );
mluis 25:3778e6204cc1 157
mluis 25:3778e6204cc1 158 /*!
GregCr 0:e6ceb13d2d05 159 * @brief Writes the radio register at the specified address
GregCr 0:e6ceb13d2d05 160 *
GregCr 0:e6ceb13d2d05 161 * @param [IN]: addr Register address
GregCr 0:e6ceb13d2d05 162 * @param [IN]: data New register value
GregCr 0:e6ceb13d2d05 163 */
GregCr 0:e6ceb13d2d05 164 virtual void Write ( uint8_t addr, uint8_t data ) ;
mluis 25:3778e6204cc1 165
GregCr 0:e6ceb13d2d05 166 /*!
GregCr 0:e6ceb13d2d05 167 * @brief Reads the radio register at the specified address
GregCr 0:e6ceb13d2d05 168 *
GregCr 0:e6ceb13d2d05 169 * @param [IN]: addr Register address
GregCr 0:e6ceb13d2d05 170 * @retval data Register value
GregCr 0:e6ceb13d2d05 171 */
GregCr 0:e6ceb13d2d05 172 virtual uint8_t Read ( uint8_t addr ) ;
mluis 25:3778e6204cc1 173
GregCr 0:e6ceb13d2d05 174 /*!
GregCr 0:e6ceb13d2d05 175 * @brief Writes multiple radio registers starting at address
GregCr 0:e6ceb13d2d05 176 *
GregCr 0:e6ceb13d2d05 177 * @param [IN] addr First Radio register address
GregCr 0:e6ceb13d2d05 178 * @param [IN] buffer Buffer containing the new register's values
GregCr 0:e6ceb13d2d05 179 * @param [IN] size Number of registers to be written
GregCr 0:e6ceb13d2d05 180 */
GregCr 0:e6ceb13d2d05 181 virtual void Write( uint8_t addr, uint8_t *buffer, uint8_t size ) ;
mluis 25:3778e6204cc1 182
GregCr 0:e6ceb13d2d05 183 /*!
GregCr 0:e6ceb13d2d05 184 * @brief Reads multiple radio registers starting at address
GregCr 0:e6ceb13d2d05 185 *
GregCr 0:e6ceb13d2d05 186 * @param [IN] addr First Radio register address
GregCr 0:e6ceb13d2d05 187 * @param [OUT] buffer Buffer where to copy the registers data
GregCr 0:e6ceb13d2d05 188 * @param [IN] size Number of registers to be read
GregCr 0:e6ceb13d2d05 189 */
GregCr 0:e6ceb13d2d05 190 virtual void Read ( uint8_t addr, uint8_t *buffer, uint8_t size ) ;
mluis 25:3778e6204cc1 191
GregCr 0:e6ceb13d2d05 192 /*!
GregCr 0:e6ceb13d2d05 193 * @brief Writes the buffer contents to the SX1276 FIFO
GregCr 0:e6ceb13d2d05 194 *
GregCr 0:e6ceb13d2d05 195 * @param [IN] buffer Buffer containing data to be put on the FIFO.
GregCr 0:e6ceb13d2d05 196 * @param [IN] size Number of bytes to be written to the FIFO
GregCr 0:e6ceb13d2d05 197 */
GregCr 0:e6ceb13d2d05 198 virtual void WriteFifo( uint8_t *buffer, uint8_t size ) ;
GregCr 0:e6ceb13d2d05 199
GregCr 0:e6ceb13d2d05 200 /*!
GregCr 0:e6ceb13d2d05 201 * @brief Reads the contents of the SX1276 FIFO
GregCr 0:e6ceb13d2d05 202 *
GregCr 0:e6ceb13d2d05 203 * @param [OUT] buffer Buffer where to copy the FIFO read data.
GregCr 0:e6ceb13d2d05 204 * @param [IN] size Number of bytes to be read from the FIFO
GregCr 0:e6ceb13d2d05 205 */
GregCr 0:e6ceb13d2d05 206 virtual void ReadFifo( uint8_t *buffer, uint8_t size ) ;
mluis 25:3778e6204cc1 207
GregCr 0:e6ceb13d2d05 208 /*!
GregCr 0:e6ceb13d2d05 209 * @brief Reset the SX1276
GregCr 0:e6ceb13d2d05 210 */
GregCr 0:e6ceb13d2d05 211 virtual void Reset( void );
GregCr 0:e6ceb13d2d05 212 };
GregCr 0:e6ceb13d2d05 213
GregCr 0:e6ceb13d2d05 214 #endif // __SX1276_HAL_H__