first draft
Dependents: LoRaWAN-demo-72_tjm frdm_LoRa_Connect_Woodstream_Demo_tjm frdm_LoRa_Connect_Woodstream_Demo_jlc
Fork of SX1272Lib by
sx1272-hal.h
00001 /* 00002 / _____) _ | | 00003 ( (____ _____ ____ _| |_ _____ ____| |__ 00004 \____ \| ___ | (_ _) ___ |/ ___) _ \ 00005 _____) ) ____| | | || |_| ____( (___| | | | 00006 (______/|_____)_|_|_| \__)_____)\____)_| |_| 00007 (C) 2015 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 __SX1272_HAL_H__ 00016 #define __SX1272_HAL_H__ 00017 #include "sx1272.h" 00018 00019 /*! 00020 * \brief Radio hardware registers initialization definition 00021 * 00022 * \remark Can be automatically generated by the SX1272 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_PREAMBLEDETECT , 0xAA },\ 00030 { MODEM_FSK , REG_OSC , 0x07 },\ 00031 { MODEM_FSK , REG_SYNCCONFIG , 0x12 },\ 00032 { MODEM_FSK , REG_SYNCVALUE1 , 0xC1 },\ 00033 { MODEM_FSK , REG_SYNCVALUE2 , 0x94 },\ 00034 { MODEM_FSK , REG_SYNCVALUE3 , 0xC1 },\ 00035 { MODEM_FSK , REG_PACKETCONFIG1 , 0xD8 },\ 00036 { MODEM_FSK , REG_FIFOTHRESH , 0x8F },\ 00037 { MODEM_FSK , REG_IMAGECAL , 0x02 },\ 00038 { MODEM_FSK , REG_DIOMAPPING1 , 0x00 },\ 00039 { MODEM_FSK , REG_DIOMAPPING2 , 0x30 },\ 00040 { MODEM_LORA, REG_LR_DETECTOPTIMIZE , 0x43 },\ 00041 { MODEM_LORA, REG_LR_PAYLOADMAXLENGTH, 0x40 },\ 00042 } \ 00043 00044 /*! 00045 * Actual implementation of a SX1272 radio, includes some modifications to make it compatible with the MB1 LAS board 00046 */ 00047 class SX1272MB2xAS : public SX1272 00048 { 00049 protected: 00050 /*! 00051 * Antenna switch GPIO pins objects 00052 */ 00053 #if defined ( TARGET_MOTE_L152RC ) 00054 DigitalOut RfSwitchCntr1 ; 00055 DigitalOut RfSwitchCntr2; 00056 DigitalOut PwrAmpCntr; 00057 #elif defined ( TARGET_MTS_MDOT_F411RE ) 00058 DigitalOut TxCtl; 00059 DigitalOut RxCtl; 00060 #else 00061 DigitalInOut AntSwitch; 00062 DigitalIn Fake; 00063 #endif 00064 00065 private: 00066 static const RadioRegisters_t RadioRegsInit[]; 00067 00068 public: 00069 SX1272MB2xAS ( RadioEvents_t *events, 00070 PinName mosi, PinName miso, PinName sclk, PinName nss, PinName reset , 00071 PinName dio0 , PinName dio1, PinName dio2, PinName dio3, PinName dio4, PinName dio5, 00072 #if defined ( TARGET_MOTE_L152RC ) 00073 PinName rfSwitchCntr1, PinName rfSwitchCntr2 ); 00074 #elif defined ( TARGET_MTS_MDOT_F411RE ) 00075 PinName txctl, PinName rxctl ); 00076 #else 00077 PinName antSwitch ); 00078 #endif 00079 00080 SX1272MB2xAS ( RadioEvents_t *events ); 00081 00082 virtual ~SX1272MB2xAS ( ) { }; 00083 00084 protected: 00085 /*! 00086 * @brief Initializes the radio I/Os pins interface 00087 */ 00088 virtual void IoInit( void ); 00089 00090 /*! 00091 * @brief Initializes the radio registers 00092 */ 00093 virtual void RadioRegistersInit( ); 00094 00095 /*! 00096 * @brief Initializes the radio SPI 00097 */ 00098 virtual void SpiInit( void ); 00099 00100 /*! 00101 * @brief Initializes DIO IRQ handlers 00102 * 00103 * @param [IN] irqHandlers Array containing the IRQ callback functions 00104 */ 00105 virtual void IoIrqInit( DioIrqHandler *irqHandlers ); 00106 00107 /*! 00108 * @brief De-initializes the radio I/Os pins interface. 00109 * 00110 * \remark Useful when going in MCU lowpower modes 00111 */ 00112 virtual void IoDeInit( void ); 00113 00114 /*! 00115 * @brief Gets the board PA selection configuration 00116 * 00117 * @param [IN] channel Channel frequency in Hz 00118 * @retval PaSelect RegPaConfig PaSelect value 00119 */ 00120 virtual uint8_t GetPaSelect( uint32_t channel ); 00121 00122 /*! 00123 * @brief Set the RF Switch I/Os pins in Low Power mode 00124 * 00125 * @param [IN] status enable or disable 00126 */ 00127 virtual void SetAntSwLowPower( bool status ); 00128 00129 /*! 00130 * @brief Initializes the RF Switch I/Os pins interface 00131 */ 00132 virtual void AntSwInit( void ); 00133 00134 /*! 00135 * @brief De-initializes the RF Switch I/Os pins interface 00136 * 00137 * \remark Needed to decrease the power consumption in MCU lowpower modes 00138 */ 00139 virtual void AntSwDeInit( void ); 00140 00141 /*! 00142 * @brief Controls the antena switch if necessary. 00143 * 00144 * \remark see errata note 00145 * 00146 * @param [IN] rxTx [1: Tx, 0: Rx] 00147 */ 00148 virtual void SetAntSw( uint8_t rxTx ); 00149 00150 public: 00151 /*! 00152 * @brief Detect the board connected by reading the value of the antenna switch pin 00153 */ 00154 virtual uint8_t DetectBoardType( void ); 00155 00156 /*! 00157 * @brief Checks if the given RF frequency is supported by the hardware 00158 * 00159 * @param [IN] frequency RF frequency to be checked 00160 * @retval isSupported [true: supported, false: unsupported] 00161 */ 00162 virtual bool CheckRfFrequency( uint32_t frequency ); 00163 00164 /*! 00165 * @brief Writes the radio register at the specified address 00166 * 00167 * @param [IN]: addr Register address 00168 * @param [IN]: data New register value 00169 */ 00170 virtual void Write ( uint8_t addr, uint8_t data ) ; 00171 00172 /*! 00173 * @brief Reads the radio register at the specified address 00174 * 00175 * @param [IN]: addr Register address 00176 * @retval data Register value 00177 */ 00178 virtual uint8_t Read ( uint8_t addr ) ; 00179 00180 /*! 00181 * @brief Writes multiple radio registers starting at address 00182 * 00183 * @param [IN] addr First Radio register address 00184 * @param [IN] buffer Buffer containing the new register's values 00185 * @param [IN] size Number of registers to be written 00186 */ 00187 virtual void Write( uint8_t addr, uint8_t *buffer, uint8_t size ) ; 00188 00189 /*! 00190 * @brief Reads multiple radio registers starting at address 00191 * 00192 * @param [IN] addr First Radio register address 00193 * @param [OUT] buffer Buffer where to copy the registers data 00194 * @param [IN] size Number of registers to be read 00195 */ 00196 virtual void Read ( uint8_t addr, uint8_t *buffer, uint8_t size ) ; 00197 00198 /*! 00199 * @brief Writes the buffer contents to the SX1272 FIFO 00200 * 00201 * @param [IN] buffer Buffer containing data to be put on the FIFO. 00202 * @param [IN] size Number of bytes to be written to the FIFO 00203 */ 00204 virtual void WriteFifo( uint8_t *buffer, uint8_t size ) ; 00205 00206 /*! 00207 * @brief Reads the contents of the SX1272 FIFO 00208 * 00209 * @param [OUT] buffer Buffer where to copy the FIFO read data. 00210 * @param [IN] size Number of bytes to be read from the FIFO 00211 */ 00212 virtual void ReadFifo( uint8_t *buffer, uint8_t size ) ; 00213 00214 /*! 00215 * @brief Reset the SX1272 00216 */ 00217 virtual void Reset( void ); 00218 }; 00219 00220 #endif // __SX1272_HAL_H__
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