SX1276Lib updated in order to be RTOS aware
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sx1276-hal.h
00001 /* 00002 / _____) _ | | 00003 ( (____ _____ ____ _| |_ _____ ____| |__ 00004 \____ \| ___ | (_ _) ___ |/ ___) _ \ 00005 _____) ) ____| | | || |_| ____( (___| | | | 00006 (______/|_____)_|_|_| \__)_____)\____)_| |_| 00007 (C) 2014 Semtech 00008 00009 Description: - 00010 00011 License: Revised BSD License, see LICENSE.TXT file include in the project 00012 00013 Maintainers: Miguel Luis, Gregory Cristian and Nicolas Huguenin 00014 */ 00015 #ifndef __SX1276_HAL_H__ 00016 #define __SX1276_HAL_H__ 00017 #include "sx1276.h" 00018 00019 /*! 00020 * @brief Radio hardware registers initialization definition 00021 * 00022 * @remark Can be automatically generated by the SX1276 GUI (not yet implemented) 00023 */ 00024 #define RADIO_INIT_REGISTERS_VALUE \ 00025 { \ 00026 { MODEM_FSK , REG_LNA , 0x23 },\ 00027 { MODEM_FSK , REG_RXCONFIG , 0x1E },\ 00028 { MODEM_FSK , REG_RSSICONFIG , 0xD2 },\ 00029 { MODEM_FSK , REG_AFCFEI , 0x01 },\ 00030 { MODEM_FSK , REG_PREAMBLEDETECT , 0xAA },\ 00031 { MODEM_FSK , REG_OSC , 0x07 },\ 00032 { MODEM_FSK , REG_SYNCCONFIG , 0x12 },\ 00033 { MODEM_FSK , REG_SYNCVALUE1 , 0xC1 },\ 00034 { MODEM_FSK , REG_SYNCVALUE2 , 0x94 },\ 00035 { MODEM_FSK , REG_SYNCVALUE3 , 0xC1 },\ 00036 { MODEM_FSK , REG_PACKETCONFIG1 , 0xD8 },\ 00037 { MODEM_FSK , REG_FIFOTHRESH , 0x8F },\ 00038 { MODEM_FSK , REG_IMAGECAL , 0x02 },\ 00039 { MODEM_FSK , REG_DIOMAPPING1 , 0x00 },\ 00040 { MODEM_FSK , REG_DIOMAPPING2 , 0x30 },\ 00041 { MODEM_LORA, REG_LR_PAYLOADMAXLENGTH, 0x40 },\ 00042 } \ 00043 00044 /*! 00045 * Actual implementation of a SX1276 radio, includes some modifications to make it compatible with the MB1 LAS board 00046 */ 00047 class SX1276MB1xAS : public SX1276 00048 { 00049 protected: 00050 /*! 00051 * Antenna switch GPIO pins objects 00052 */ 00053 DigitalInOut AntSwitch ; 00054 DigitalIn Fake; 00055 00056 private: 00057 static const RadioRegisters_t RadioRegsInit[]; 00058 00059 public: 00060 SX1276MB1xAS ( RadioEvents_t *events, BoardType_t board, 00061 PinName mosi, PinName miso, PinName sclk, PinName nss, PinName reset , 00062 PinName dio0 , PinName dio1, PinName dio2, PinName dio3, PinName dio4, PinName dio5, 00063 PinName antSwitch ); 00064 00065 SX1276MB1xAS ( RadioEvents_t *events ); 00066 00067 virtual ~SX1276MB1xAS ( ) { }; 00068 00069 protected: 00070 /*! 00071 * @brief Initializes the radio I/Os pins interface 00072 */ 00073 virtual void IoInit( void ); 00074 00075 /*! 00076 * @brief Initializes the radio registers 00077 */ 00078 virtual void RadioRegistersInit( ); 00079 00080 /*! 00081 * @brief Initializes the radio SPI 00082 */ 00083 virtual void SpiInit( void ); 00084 00085 /*! 00086 * @brief Initializes DIO IRQ handlers 00087 * 00088 * @param [IN] irqHandlers Array containing the IRQ callback functions 00089 */ 00090 virtual void IoIrqInit( DioIrqHandler *irqHandlers ); 00091 00092 /*! 00093 * @brief De-initializes the radio I/Os pins interface. 00094 * 00095 * \remark Useful when going in MCU lowpower modes 00096 */ 00097 virtual void IoDeInit( void ); 00098 00099 /*! 00100 * \brief Sets the radio output power. 00101 * 00102 * @param [IN] power Sets the RF output power 00103 */ 00104 virtual void SetRfTxPower( int8_t power ); 00105 00106 /*! 00107 * @brief Gets the board PA selection configuration 00108 * 00109 * @param [IN] channel Channel frequency in Hz 00110 * @retval PaSelect RegPaConfig PaSelect value 00111 */ 00112 virtual uint8_t GetPaSelect( uint32_t channel ); 00113 00114 /*! 00115 * @brief Set the RF Switch I/Os pins in Low Power mode 00116 * 00117 * @param [IN] status enable or disable 00118 */ 00119 virtual void SetAntSwLowPower( bool status ); 00120 00121 /*! 00122 * @brief Initializes the RF Switch I/Os pins interface 00123 */ 00124 virtual void AntSwInit( void ); 00125 00126 /*! 00127 * @brief De-initializes the RF Switch I/Os pins interface 00128 * 00129 * @remark Needed to decrease the power consumption in MCU lowpower modes 00130 */ 00131 virtual void AntSwDeInit( void ); 00132 00133 /*! 00134 * @brief Controls the antena switch if necessary. 00135 * 00136 * @remark see errata note 00137 * 00138 * @param [IN] opMode Current radio operating mode 00139 */ 00140 virtual void SetAntSw( uint8_t opMode ); 00141 00142 public: 00143 /*! 00144 * @brief Detect the board connected by reading the value of the antenna switch pin 00145 */ 00146 virtual uint8_t DetectBoardType( void ); 00147 00148 /*! 00149 * @brief Checks if the given RF frequency is supported by the hardware 00150 * 00151 * @param [IN] frequency RF frequency to be checked 00152 * @retval isSupported [true: supported, false: unsupported] 00153 */ 00154 virtual bool CheckRfFrequency( uint32_t frequency ); 00155 00156 /*! 00157 * @brief Writes the radio register at the specified address 00158 * 00159 * @param [IN]: addr Register address 00160 * @param [IN]: data New register value 00161 */ 00162 virtual void Write ( uint8_t addr, uint8_t data ) ; 00163 00164 /*! 00165 * @brief Reads the radio register at the specified address 00166 * 00167 * @param [IN]: addr Register address 00168 * @retval data Register value 00169 */ 00170 virtual uint8_t Read ( uint8_t addr ) ; 00171 00172 /*! 00173 * @brief Writes multiple radio registers starting at address 00174 * 00175 * @param [IN] addr First Radio register address 00176 * @param [IN] buffer Buffer containing the new register's values 00177 * @param [IN] size Number of registers to be written 00178 */ 00179 virtual void Write( uint8_t addr, uint8_t *buffer, uint8_t size ) ; 00180 00181 /*! 00182 * @brief Reads multiple radio registers starting at address 00183 * 00184 * @param [IN] addr First Radio register address 00185 * @param [OUT] buffer Buffer where to copy the registers data 00186 * @param [IN] size Number of registers to be read 00187 */ 00188 virtual void Read ( uint8_t addr, uint8_t *buffer, uint8_t size ) ; 00189 00190 /*! 00191 * @brief Writes the buffer contents to the SX1276 FIFO 00192 * 00193 * @param [IN] buffer Buffer containing data to be put on the FIFO. 00194 * @param [IN] size Number of bytes to be written to the FIFO 00195 */ 00196 virtual void WriteFifo( uint8_t *buffer, uint8_t size ) ; 00197 00198 /*! 00199 * @brief Reads the contents of the SX1276 FIFO 00200 * 00201 * @param [OUT] buffer Buffer where to copy the FIFO read data. 00202 * @param [IN] size Number of bytes to be read from the FIFO 00203 */ 00204 virtual void ReadFifo( uint8_t *buffer, uint8_t size ) ; 00205 00206 /*! 00207 * @brief Reset the SX1276 00208 */ 00209 virtual void Reset( void ); 00210 }; 00211 00212 #endif // __SX1276_HAL_H__
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