Thiago Lima / SX1276GenericLib2

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sx1276/sx1276.h@39:706c32eda7e7, 2017-05-07 (annotated)

Committer:
Helmut Tschemernjak
Date:
Sun May 07 20:26:02 2017 +0200
Revision:
39:706c32eda7e7
Parent:
38:d9189d958db8
Child:
42:72deced1a4c4
Further cleanup, removed enum.h which is not needed.

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: Actual implementation of a SX1276 radio, inherits Radio
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
GregCr 0:e6ceb13d2d05 22 #ifndef __SX1276_H__
GregCr 0:e6ceb13d2d05 23 #define __SX1276_H__
GregCr 0:e6ceb13d2d05 24
GregCr 0:e6ceb13d2d05 25 #include "radio.h"
GregCr 0:e6ceb13d2d05 26 #include "./registers/sx1276Regs-Fsk.h"
GregCr 0:e6ceb13d2d05 27 #include "./registers/sx1276Regs-LoRa.h"
Helmut Tschemernjak 38:d9189d958db8 28
Helmut Tschemernjak 38:d9189d958db8 29
GregCr 0:e6ceb13d2d05 30
mluis 16:d447f8d2d2d6 31 /*!
Helmut Tschemernjak 31:e50929bd3f32 32 * Radio wake-up time from sleep
Helmut Tschemernjak 31:e50929bd3f32 33 */
Helmut Tschemernjak 32:f6f0bff38543 34 #define RADIO_WAKEUP_TIME 1 // [ms]
Helmut Tschemernjak 31:e50929bd3f32 35
Helmut Tschemernjak 31:e50929bd3f32 36 /*!
Helmut Tschemernjak 31:e50929bd3f32 37 * Sync word for Private LoRa networks
mluis 16:d447f8d2d2d6 38 */
Helmut Tschemernjak 31:e50929bd3f32 39 #define LORA_MAC_PRIVATE_SYNCWORD 0x12
Helmut Tschemernjak 31:e50929bd3f32 40
Helmut Tschemernjak 31:e50929bd3f32 41 /*!
Helmut Tschemernjak 31:e50929bd3f32 42 * Sync word for Public LoRa networks
Helmut Tschemernjak 31:e50929bd3f32 43 */
Helmut Tschemernjak 31:e50929bd3f32 44 #define LORA_MAC_PUBLIC_SYNCWORD 0x34
Helmut Tschemernjak 31:e50929bd3f32 45
mluis 25:3778e6204cc1 46
mluis 25:3778e6204cc1 47 /*!
mluis 16:d447f8d2d2d6 48 * SX1276 definitions
mluis 16:d447f8d2d2d6 49 */
GregCr 0:e6ceb13d2d05 50 #define XTAL_FREQ 32000000
GregCr 0:e6ceb13d2d05 51 #define FREQ_STEP 61.03515625
GregCr 0:e6ceb13d2d05 52
GregCr 0:e6ceb13d2d05 53 #define RX_BUFFER_SIZE 256
GregCr 0:e6ceb13d2d05 54
GregCr 0:e6ceb13d2d05 55 /*!
GregCr 0:e6ceb13d2d05 56 * Constant values need to compute the RSSI value
GregCr 0:e6ceb13d2d05 57 */
GregCr 0:e6ceb13d2d05 58 #define RSSI_OFFSET_LF -164.0
GregCr 0:e6ceb13d2d05 59 #define RSSI_OFFSET_HF -157.0
GregCr 0:e6ceb13d2d05 60
GregCr 0:e6ceb13d2d05 61 #define RF_MID_BAND_THRESH 525000000
GregCr 0:e6ceb13d2d05 62
Helmut Tschemernjak 34:07e89f23c734 63
Helmut64 26:87796ee62589 64
Helmut Tschemernjak 38:d9189d958db8 65 /*!
Helmut Tschemernjak 38:d9189d958db8 66 * FSK bandwidth definition
Helmut Tschemernjak 38:d9189d958db8 67 */
Helmut Tschemernjak 38:d9189d958db8 68 typedef struct
Helmut Tschemernjak 38:d9189d958db8 69 {
Helmut Tschemernjak 38:d9189d958db8 70 uint32_t bandwidth;
Helmut Tschemernjak 38:d9189d958db8 71 uint8_t RegValue;
Helmut Tschemernjak 38:d9189d958db8 72 }FskBandwidth_t;
Helmut Tschemernjak 38:d9189d958db8 73
Helmut Tschemernjak 38:d9189d958db8 74
Helmut Tschemernjak 38:d9189d958db8 75 /*!
Helmut Tschemernjak 38:d9189d958db8 76 * Radio registers definition
Helmut Tschemernjak 38:d9189d958db8 77 */
Helmut Tschemernjak 38:d9189d958db8 78 typedef struct
Helmut Tschemernjak 38:d9189d958db8 79 {
Helmut Tschemernjak 38:d9189d958db8 80 ModemType Modem;
Helmut Tschemernjak 38:d9189d958db8 81 uint8_t Addr;
Helmut Tschemernjak 38:d9189d958db8 82 uint8_t Value;
Helmut Tschemernjak 38:d9189d958db8 83 }RadioRegisters_t;
Helmut Tschemernjak 38:d9189d958db8 84
Helmut Tschemernjak 39:706c32eda7e7 85
Helmut Tschemernjak 39:706c32eda7e7 86 typedef enum {
Helmut Tschemernjak 39:706c32eda7e7 87 RXTimeout,
Helmut Tschemernjak 39:706c32eda7e7 88 TXTimeout,
Helmut Tschemernjak 39:706c32eda7e7 89 RXTimeoutSyncWorld
Helmut Tschemernjak 39:706c32eda7e7 90 } Timeout_t;
Helmut Tschemernjak 39:706c32eda7e7 91
Helmut Tschemernjak 38:d9189d958db8 92 /*!
Helmut Tschemernjak 39:706c32eda7e7 93 * Type of the supported board. [SX1276MB1MAS / SX1276MB1LAS]
Helmut Tschemernjak 38:d9189d958db8 94 */
Helmut Tschemernjak 39:706c32eda7e7 95 typedef enum BoardType
Helmut Tschemernjak 39:706c32eda7e7 96 {
Helmut Tschemernjak 39:706c32eda7e7 97 SX1276MB1MAS = 0,
Helmut Tschemernjak 39:706c32eda7e7 98 SX1276MB1LAS,
Helmut Tschemernjak 39:706c32eda7e7 99 RFM95_SX1276,
Helmut Tschemernjak 39:706c32eda7e7 100 MURATA_SX1276,
Helmut Tschemernjak 39:706c32eda7e7 101 UNKNOWN
Helmut Tschemernjak 39:706c32eda7e7 102 }BoardType_t;
Helmut Tschemernjak 39:706c32eda7e7 103
Helmut Tschemernjak 38:d9189d958db8 104
Helmut Tschemernjak 38:d9189d958db8 105
Helmut Tschemernjak 33:5db0d1e716b1 106 typedef enum {
Helmut Tschemernjak 33:5db0d1e716b1 107 LORA_BANKWIDTH_7kHz = 0, // 7.8 kHz requires TCXO
Helmut Tschemernjak 33:5db0d1e716b1 108 LORA_BANKWIDTH_10kHz = 1, // 10.4 kHz requires TCXO
Helmut Tschemernjak 33:5db0d1e716b1 109 LORA_BANKWIDTH_15kHz = 2, // 15.6 kHz requires TCXO
Helmut Tschemernjak 33:5db0d1e716b1 110 LORA_BANKWIDTH_20kHz = 3, // 20.8 kHz requires TCXO
Helmut Tschemernjak 33:5db0d1e716b1 111 LORA_BANKWIDTH_31kHz = 4, // 31.2 kHz requires TCXO
Helmut Tschemernjak 33:5db0d1e716b1 112 LORA_BANKWIDTH_41kHz = 5, // 41.4 kHz requires TCXO
Helmut Tschemernjak 33:5db0d1e716b1 113 LORA_BANKWIDTH_62kHz = 6, // 62.5 kHz requires TCXO
Helmut Tschemernjak 33:5db0d1e716b1 114
Helmut Tschemernjak 33:5db0d1e716b1 115 LORA_BANKWIDTH_125kHz = 7,
Helmut Tschemernjak 33:5db0d1e716b1 116 LORA_BANKWIDTH_250kHz = 8,
Helmut Tschemernjak 33:5db0d1e716b1 117 LORA_BANKWIDTH_500kHz = 9,
Helmut Tschemernjak 33:5db0d1e716b1 118 LORA_BANKWIDTH_RESERVED = 10,
Helmut Tschemernjak 33:5db0d1e716b1 119 } Lora_bandwidth_t;
Helmut Tschemernjak 33:5db0d1e716b1 120
Helmut Tschemernjak 33:5db0d1e716b1 121
Helmut Tschemernjak 33:5db0d1e716b1 122
Helmut Tschemernjak 33:5db0d1e716b1 123 typedef enum {
Helmut Tschemernjak 33:5db0d1e716b1 124 LORA_SF6 = 6, // 64 chips/symbol, SF6 requires an TCXO!
Helmut Tschemernjak 33:5db0d1e716b1 125 LORA_SF7 = 7, // 128 chips/symbol
Helmut Tschemernjak 33:5db0d1e716b1 126 LORA_SF8 = 8, // 256 chips/symbol
Helmut Tschemernjak 33:5db0d1e716b1 127 LORA_SF9 = 9, // 512 chips/symbol
Helmut Tschemernjak 33:5db0d1e716b1 128 LORA_SF10 = 10, // 1024 chips/symbol
Helmut Tschemernjak 33:5db0d1e716b1 129 LORA_SF11 = 11, // 2048 chips/symbol
Helmut Tschemernjak 33:5db0d1e716b1 130 LORA_SF12 = 12, // 4096 chips/symbol
Helmut Tschemernjak 33:5db0d1e716b1 131 } lora_spreading_factor_t;
Helmut Tschemernjak 33:5db0d1e716b1 132
Helmut Tschemernjak 33:5db0d1e716b1 133
Helmut Tschemernjak 33:5db0d1e716b1 134 typedef enum { // cyclic error coding to perform forward error detection and correction
Helmut Tschemernjak 33:5db0d1e716b1 135 LORA_ERROR_CODING_RATE_4_5 = 1, // 1.25x overhead
Helmut Tschemernjak 33:5db0d1e716b1 136 LORA_ERROR_CODING_RATE_4_6 = 2, // 1.50x overhead
Helmut Tschemernjak 33:5db0d1e716b1 137 LORA_ERROR_CODING_RATE_4_7 = 3, // 1.75x overhead
Helmut Tschemernjak 33:5db0d1e716b1 138 LORA_ERROR_CODING_RATE_4_8 = 4, // 2.00x overhead
Helmut Tschemernjak 33:5db0d1e716b1 139 } lora_coding_rate_t;
Helmut Tschemernjak 33:5db0d1e716b1 140
Helmut Tschemernjak 33:5db0d1e716b1 141
Helmut Tschemernjak 33:5db0d1e716b1 142 typedef enum {
Helmut Tschemernjak 33:5db0d1e716b1 143 RF_FREQUENCY_868_0 = 868000000, // Hz
Helmut Tschemernjak 33:5db0d1e716b1 144 RF_FREQUENCY_868_1 = 868100000, // Hz
Helmut Tschemernjak 33:5db0d1e716b1 145 RF_FREQUENCY_868_3 = 868300000, // Hz
Helmut Tschemernjak 33:5db0d1e716b1 146 RF_FREQUENCY_868_5 = 868500000, // Hz
Helmut Tschemernjak 33:5db0d1e716b1 147 } rf_frequency_t;
Helmut Tschemernjak 33:5db0d1e716b1 148
Helmut Tschemernjak 33:5db0d1e716b1 149
Helmut Tschemernjak 33:5db0d1e716b1 150
Helmut Tschemernjak 33:5db0d1e716b1 151 /*!
GregCr 0:e6ceb13d2d05 152 * Actual implementation of a SX1276 radio, inherits Radio
GregCr 0:e6ceb13d2d05 153 */
GregCr 0:e6ceb13d2d05 154 class SX1276 : public Radio
GregCr 0:e6ceb13d2d05 155 {
GregCr 0:e6ceb13d2d05 156 protected:
mluis 25:3778e6204cc1 157
mluis 13:618826a997e2 158 bool isRadioActive;
mluis 25:3778e6204cc1 159
Helmut Tschemernjak 34:07e89f23c734 160 BoardType_t boardConnected; //1 = SX1276MB1LAS; 0 = SX1276MB1MAS
mluis 25:3778e6204cc1 161
GregCr 23:1e143575df0f 162 uint8_t *rxtxBuffer;
mluis 13:618826a997e2 163
mluis 13:618826a997e2 164 /*!
Helmut Tschemernjak 39:706c32eda7e7 165 * Hardware IO IRQ callback function definition
Helmut Tschemernjak 39:706c32eda7e7 166 */
Helmut Tschemernjak 39:706c32eda7e7 167 typedef void ( SX1276::*DioIrqHandler )( void );
Helmut Tschemernjak 39:706c32eda7e7 168
Helmut Tschemernjak 39:706c32eda7e7 169 /*!
mluis 13:618826a997e2 170 * Hardware DIO IRQ functions
mluis 13:618826a997e2 171 */
mluis 13:618826a997e2 172 DioIrqHandler *dioIrq;
mluis 25:3778e6204cc1 173
Helmut Tschemernjak 39:706c32eda7e7 174
mluis 13:618826a997e2 175 /*!
mluis 13:618826a997e2 176 * Tx and Rx timers
mluis 13:618826a997e2 177 */
mluis 13:618826a997e2 178 Timeout txTimeoutTimer;
mluis 13:618826a997e2 179 Timeout rxTimeoutTimer;
mluis 13:618826a997e2 180 Timeout rxTimeoutSyncWord;
mluis 25:3778e6204cc1 181
mluis 13:618826a997e2 182 RadioSettings_t settings;
mluis 25:3778e6204cc1 183
Helmut Tschemernjak 31:e50929bd3f32 184 static const FskBandwidth_t FskBandwidths[];
Helmut Tschemernjak 38:d9189d958db8 185
GregCr 0:e6ceb13d2d05 186 protected:
GregCr 0:e6ceb13d2d05 187
mluis 13:618826a997e2 188 /*!
mluis 13:618826a997e2 189 * Performs the Rx chain calibration for LF and HF bands
mluis 13:618826a997e2 190 * \remark Must be called just after the reset so all registers are at their
mluis 13:618826a997e2 191 * default values
mluis 13:618826a997e2 192 */
mluis 13:618826a997e2 193 void RxChainCalibration( void );
GregCr 0:e6ceb13d2d05 194
GregCr 0:e6ceb13d2d05 195 public:
Helmut Tschemernjak 34:07e89f23c734 196 SX1276( RadioEvents_t *events);
mluis 13:618826a997e2 197 virtual ~SX1276( );
mluis 13:618826a997e2 198
mluis 13:618826a997e2 199 //-------------------------------------------------------------------------
mluis 13:618826a997e2 200 // Redefined Radio functions
mluis 13:618826a997e2 201 //-------------------------------------------------------------------------
mluis 13:618826a997e2 202 /*!
mluis 21:2e496deb7858 203 * @brief Initializes the radio
mluis 21:2e496deb7858 204 *
mluis 21:2e496deb7858 205 * @param [IN] events Structure containing the driver callback functions
mluis 21:2e496deb7858 206 */
mluis 21:2e496deb7858 207 virtual void Init( RadioEvents_t *events );
Helmut Tschemernjak 38:d9189d958db8 208
Helmut Tschemernjak 38:d9189d958db8 209 /*!
Helmut Tschemernjak 38:d9189d958db8 210 * @brief Initializes the radio registers
Helmut Tschemernjak 38:d9189d958db8 211 */
Helmut Tschemernjak 38:d9189d958db8 212 virtual void RadioRegistersInit(void);
Helmut Tschemernjak 38:d9189d958db8 213
mluis 21:2e496deb7858 214 /*!
GregCr 0:e6ceb13d2d05 215 * Return current radio status
GregCr 0:e6ceb13d2d05 216 *
mluis 21:2e496deb7858 217 * @param status Radio status. [RF_IDLE, RX_RUNNING, TX_RUNNING]
GregCr 0:e6ceb13d2d05 218 */
GregCr 19:71a47bb03fbb 219 virtual RadioState GetStatus( void );
mluis 25:3778e6204cc1 220
mluis 13:618826a997e2 221 /*!
mluis 13:618826a997e2 222 * @brief Configures the SX1276 with the given modem
mluis 13:618826a997e2 223 *
mluis 13:618826a997e2 224 * @param [IN] modem Modem to be used [0: FSK, 1: LoRa]
mluis 13:618826a997e2 225 */
mluis 22:7f3aab69cca9 226 virtual void SetModem( RadioModems_t modem );
mluis 13:618826a997e2 227
mluis 13:618826a997e2 228 /*!
GregCr 0:e6ceb13d2d05 229 * @brief Sets the channel frequency
GregCr 0:e6ceb13d2d05 230 *
GregCr 0:e6ceb13d2d05 231 * @param [IN] freq Channel RF frequency
GregCr 0:e6ceb13d2d05 232 */
GregCr 0:e6ceb13d2d05 233 virtual void SetChannel( uint32_t freq );
mluis 25:3778e6204cc1 234
mluis 13:618826a997e2 235 /*!
GregCr 0:e6ceb13d2d05 236 * @brief Sets the channels configuration
GregCr 0:e6ceb13d2d05 237 *
GregCr 0:e6ceb13d2d05 238 * @param [IN] modem Radio modem to be used [0: FSK, 1: LoRa]
GregCr 0:e6ceb13d2d05 239 * @param [IN] freq Channel RF frequency
GregCr 0:e6ceb13d2d05 240 * @param [IN] rssiThresh RSSI threshold
GregCr 0:e6ceb13d2d05 241 *
GregCr 0:e6ceb13d2d05 242 * @retval isFree [true: Channel is free, false: Channel is not free]
GregCr 0:e6ceb13d2d05 243 */
mluis 22:7f3aab69cca9 244 virtual bool IsChannelFree( RadioModems_t modem, uint32_t freq, int16_t rssiThresh );
mluis 25:3778e6204cc1 245
mluis 13:618826a997e2 246 /*!
GregCr 0:e6ceb13d2d05 247 * @brief Generates a 32 bits random value based on the RSSI readings
GregCr 0:e6ceb13d2d05 248 *
GregCr 0:e6ceb13d2d05 249 * \remark This function sets the radio in LoRa modem mode and disables
GregCr 0:e6ceb13d2d05 250 * all interrupts.
GregCr 0:e6ceb13d2d05 251 * After calling this function either Radio.SetRxConfig or
GregCr 0:e6ceb13d2d05 252 * Radio.SetTxConfig functions must be called.
GregCr 0:e6ceb13d2d05 253 *
GregCr 0:e6ceb13d2d05 254 * @retval randomValue 32 bits random value
GregCr 0:e6ceb13d2d05 255 */
GregCr 0:e6ceb13d2d05 256 virtual uint32_t Random( void );
mluis 25:3778e6204cc1 257
mluis 13:618826a997e2 258 /*!
GregCr 0:e6ceb13d2d05 259 * @brief Sets the reception parameters
GregCr 0:e6ceb13d2d05 260 *
GregCr 0:e6ceb13d2d05 261 * @param [IN] modem Radio modem to be used [0: FSK, 1: LoRa]
GregCr 0:e6ceb13d2d05 262 * @param [IN] bandwidth Sets the bandwidth
GregCr 0:e6ceb13d2d05 263 * FSK : >= 2600 and <= 250000 Hz
GregCr 0:e6ceb13d2d05 264 * LoRa: [0: 125 kHz, 1: 250 kHz,
GregCr 0:e6ceb13d2d05 265 * 2: 500 kHz, 3: Reserved]
GregCr 0:e6ceb13d2d05 266 * @param [IN] datarate Sets the Datarate
GregCr 0:e6ceb13d2d05 267 * FSK : 600..300000 bits/s
GregCr 0:e6ceb13d2d05 268 * LoRa: [6: 64, 7: 128, 8: 256, 9: 512,
GregCr 0:e6ceb13d2d05 269 * 10: 1024, 11: 2048, 12: 4096 chips]
GregCr 0:e6ceb13d2d05 270 * @param [IN] coderate Sets the coding rate ( LoRa only )
GregCr 0:e6ceb13d2d05 271 * FSK : N/A ( set to 0 )
GregCr 0:e6ceb13d2d05 272 * LoRa: [1: 4/5, 2: 4/6, 3: 4/7, 4: 4/8]
GregCr 0:e6ceb13d2d05 273 * @param [IN] bandwidthAfc Sets the AFC Bandwidth ( FSK only )
GregCr 0:e6ceb13d2d05 274 * FSK : >= 2600 and <= 250000 Hz
GregCr 0:e6ceb13d2d05 275 * LoRa: N/A ( set to 0 )
GregCr 0:e6ceb13d2d05 276 * @param [IN] preambleLen Sets the Preamble length ( LoRa only )
GregCr 0:e6ceb13d2d05 277 * FSK : N/A ( set to 0 )
GregCr 0:e6ceb13d2d05 278 * LoRa: Length in symbols ( the hardware adds 4 more symbols )
Helmut Tschemernjak 31:e50929bd3f32 279 * @param [IN] symbTimeout Sets the RxSingle timeout value
Helmut Tschemernjak 31:e50929bd3f32 280 * FSK : timeout number of bytes
GregCr 0:e6ceb13d2d05 281 * LoRa: timeout in symbols
GregCr 0:e6ceb13d2d05 282 * @param [IN] fixLen Fixed length packets [0: variable, 1: fixed]
mluis 13:618826a997e2 283 * @param [IN] payloadLen Sets payload length when fixed lenght is used
GregCr 0:e6ceb13d2d05 284 * @param [IN] crcOn Enables/Disables the CRC [0: OFF, 1: ON]
mluis 13:618826a997e2 285 * @param [IN] freqHopOn Enables disables the intra-packet frequency hopping [0: OFF, 1: ON] (LoRa only)
mluis 13:618826a997e2 286 * @param [IN] hopPeriod Number of symbols bewteen each hop (LoRa only)
GregCr 0:e6ceb13d2d05 287 * @param [IN] iqInverted Inverts IQ signals ( LoRa only )
GregCr 0:e6ceb13d2d05 288 * FSK : N/A ( set to 0 )
GregCr 0:e6ceb13d2d05 289 * LoRa: [0: not inverted, 1: inverted]
GregCr 0:e6ceb13d2d05 290 * @param [IN] rxContinuous Sets the reception in continuous mode
GregCr 0:e6ceb13d2d05 291 * [false: single mode, true: continuous mode]
GregCr 0:e6ceb13d2d05 292 */
mluis 22:7f3aab69cca9 293 virtual void SetRxConfig ( RadioModems_t modem, uint32_t bandwidth,
GregCr 0:e6ceb13d2d05 294 uint32_t datarate, uint8_t coderate,
GregCr 0:e6ceb13d2d05 295 uint32_t bandwidthAfc, uint16_t preambleLen,
GregCr 0:e6ceb13d2d05 296 uint16_t symbTimeout, bool fixLen,
mluis 13:618826a997e2 297 uint8_t payloadLen,
mluis 13:618826a997e2 298 bool crcOn, bool freqHopOn, uint8_t hopPeriod,
GregCr 6:e7f02929cd3d 299 bool iqInverted, bool rxContinuous );
mluis 25:3778e6204cc1 300
mluis 13:618826a997e2 301 /*!
GregCr 0:e6ceb13d2d05 302 * @brief Sets the transmission parameters
GregCr 0:e6ceb13d2d05 303 *
GregCr 0:e6ceb13d2d05 304 * @param [IN] modem Radio modem to be used [0: FSK, 1: LoRa]
GregCr 0:e6ceb13d2d05 305 * @param [IN] power Sets the output power [dBm]
GregCr 0:e6ceb13d2d05 306 * @param [IN] fdev Sets the frequency deviation ( FSK only )
GregCr 0:e6ceb13d2d05 307 * FSK : [Hz]
GregCr 0:e6ceb13d2d05 308 * LoRa: 0
GregCr 0:e6ceb13d2d05 309 * @param [IN] bandwidth Sets the bandwidth ( LoRa only )
GregCr 0:e6ceb13d2d05 310 * FSK : 0
GregCr 0:e6ceb13d2d05 311 * LoRa: [0: 125 kHz, 1: 250 kHz,
GregCr 0:e6ceb13d2d05 312 * 2: 500 kHz, 3: Reserved]
GregCr 0:e6ceb13d2d05 313 * @param [IN] datarate Sets the Datarate
GregCr 0:e6ceb13d2d05 314 * FSK : 600..300000 bits/s
GregCr 0:e6ceb13d2d05 315 * LoRa: [6: 64, 7: 128, 8: 256, 9: 512,
GregCr 0:e6ceb13d2d05 316 * 10: 1024, 11: 2048, 12: 4096 chips]
GregCr 0:e6ceb13d2d05 317 * @param [IN] coderate Sets the coding rate ( LoRa only )
GregCr 0:e6ceb13d2d05 318 * FSK : N/A ( set to 0 )
GregCr 0:e6ceb13d2d05 319 * LoRa: [1: 4/5, 2: 4/6, 3: 4/7, 4: 4/8]
GregCr 0:e6ceb13d2d05 320 * @param [IN] preambleLen Sets the preamble length
GregCr 0:e6ceb13d2d05 321 * @param [IN] fixLen Fixed length packets [0: variable, 1: fixed]
GregCr 0:e6ceb13d2d05 322 * @param [IN] crcOn Enables disables the CRC [0: OFF, 1: ON]
mluis 13:618826a997e2 323 * @param [IN] freqHopOn Enables disables the intra-packet frequency hopping [0: OFF, 1: ON] (LoRa only)
mluis 13:618826a997e2 324 * @param [IN] hopPeriod Number of symbols bewteen each hop (LoRa only)
GregCr 0:e6ceb13d2d05 325 * @param [IN] iqInverted Inverts IQ signals ( LoRa only )
GregCr 0:e6ceb13d2d05 326 * FSK : N/A ( set to 0 )
GregCr 0:e6ceb13d2d05 327 * LoRa: [0: not inverted, 1: inverted]
Helmut Tschemernjak 31:e50929bd3f32 328 * @param [IN] timeout Transmission timeout [ms]
GregCr 0:e6ceb13d2d05 329 */
mluis 22:7f3aab69cca9 330 virtual void SetTxConfig( RadioModems_t modem, int8_t power, uint32_t fdev,
GregCr 0:e6ceb13d2d05 331 uint32_t bandwidth, uint32_t datarate,
GregCr 0:e6ceb13d2d05 332 uint8_t coderate, uint16_t preambleLen,
mluis 13:618826a997e2 333 bool fixLen, bool crcOn, bool freqHopOn,
mluis 13:618826a997e2 334 uint8_t hopPeriod, bool iqInverted, uint32_t timeout );
mluis 25:3778e6204cc1 335
Helmut Tschemernjak 38:d9189d958db8 336
mluis 13:618826a997e2 337 /*!
Helmut Tschemernjak 31:e50929bd3f32 338 * @brief Checks if the given RF frequency is supported by the hardware
Helmut Tschemernjak 31:e50929bd3f32 339 *
Helmut Tschemernjak 31:e50929bd3f32 340 * @param [IN] frequency RF frequency to be checked
Helmut Tschemernjak 31:e50929bd3f32 341 * @retval isSupported [true: supported, false: unsupported]
Helmut Tschemernjak 31:e50929bd3f32 342 */
Helmut Tschemernjak 31:e50929bd3f32 343 virtual bool CheckRfFrequency( uint32_t frequency ) = 0;
Helmut Tschemernjak 31:e50929bd3f32 344
Helmut Tschemernjak 31:e50929bd3f32 345 /*!
GregCr 0:e6ceb13d2d05 346 * @brief Computes the packet time on air for the given payload
GregCr 0:e6ceb13d2d05 347 *
GregCr 0:e6ceb13d2d05 348 * \Remark Can only be called once SetRxConfig or SetTxConfig have been called
GregCr 0:e6ceb13d2d05 349 *
GregCr 0:e6ceb13d2d05 350 * @param [IN] modem Radio modem to be used [0: FSK, 1: LoRa]
GregCr 0:e6ceb13d2d05 351 * @param [IN] pktLen Packet payload length
GregCr 0:e6ceb13d2d05 352 *
GregCr 0:e6ceb13d2d05 353 * @retval airTime Computed airTime for the given packet payload length
GregCr 0:e6ceb13d2d05 354 */
Helmut Tschemernjak 31:e50929bd3f32 355 virtual uint32_t TimeOnAir ( RadioModems_t modem, uint8_t pktLen );
mluis 25:3778e6204cc1 356
mluis 13:618826a997e2 357 /*!
GregCr 0:e6ceb13d2d05 358 * @brief Sends the buffer of size. Prepares the packet to be sent and sets
GregCr 0:e6ceb13d2d05 359 * the radio in transmission
GregCr 0:e6ceb13d2d05 360 *
GregCr 0:e6ceb13d2d05 361 * @param [IN]: buffer Buffer pointer
GregCr 0:e6ceb13d2d05 362 * @param [IN]: size Buffer size
GregCr 0:e6ceb13d2d05 363 */
GregCr 0:e6ceb13d2d05 364 virtual void Send( uint8_t *buffer, uint8_t size );
mluis 25:3778e6204cc1 365
mluis 13:618826a997e2 366 /*!
GregCr 0:e6ceb13d2d05 367 * @brief Sets the radio in sleep mode
GregCr 0:e6ceb13d2d05 368 */
GregCr 0:e6ceb13d2d05 369 virtual void Sleep( void );
GregCr 0:e6ceb13d2d05 370
mluis 13:618826a997e2 371 /*!
GregCr 0:e6ceb13d2d05 372 * @brief Sets the radio in standby mode
GregCr 0:e6ceb13d2d05 373 */
GregCr 0:e6ceb13d2d05 374 virtual void Standby( void );
Helmut Tschemernjak 31:e50929bd3f32 375
Helmut Tschemernjak 31:e50929bd3f32 376 /*!
Helmut Tschemernjak 31:e50929bd3f32 377 * @brief Sets the radio in CAD mode
Helmut Tschemernjak 31:e50929bd3f32 378 */
Helmut Tschemernjak 31:e50929bd3f32 379 virtual void StartCad( void );
mluis 25:3778e6204cc1 380
mluis 13:618826a997e2 381 /*!
GregCr 0:e6ceb13d2d05 382 * @brief Sets the radio in reception mode for the given time
Helmut Tschemernjak 31:e50929bd3f32 383 * @param [IN] timeout Reception timeout [ms]
GregCr 0:e6ceb13d2d05 384 * [0: continuous, others timeout]
GregCr 0:e6ceb13d2d05 385 */
GregCr 0:e6ceb13d2d05 386 virtual void Rx( uint32_t timeout );
mluis 25:3778e6204cc1 387
mluis 13:618826a997e2 388 /*!
GregCr 0:e6ceb13d2d05 389 * @brief Sets the radio in transmission mode for the given time
Helmut Tschemernjak 31:e50929bd3f32 390 * @param [IN] timeout Transmission timeout [ms]
GregCr 0:e6ceb13d2d05 391 * [0: continuous, others timeout]
GregCr 0:e6ceb13d2d05 392 */
GregCr 0:e6ceb13d2d05 393 virtual void Tx( uint32_t timeout );
mluis 25:3778e6204cc1 394
mluis 13:618826a997e2 395 /*!
Helmut Tschemernjak 31:e50929bd3f32 396 * @brief Sets the radio in continuous wave transmission mode
Helmut Tschemernjak 31:e50929bd3f32 397 *
Helmut Tschemernjak 31:e50929bd3f32 398 * @param [IN]: freq Channel RF frequency
Helmut Tschemernjak 31:e50929bd3f32 399 * @param [IN]: power Sets the output power [dBm]
Helmut Tschemernjak 31:e50929bd3f32 400 * @param [IN]: time Transmission mode timeout [s]
GregCr 7:2b555111463f 401 */
Helmut Tschemernjak 31:e50929bd3f32 402
Helmut Tschemernjak 31:e50929bd3f32 403 virtual void SetTxContinuousWave( uint32_t freq, int8_t power, uint16_t time );
mluis 25:3778e6204cc1 404
mluis 13:618826a997e2 405 /*!
GregCr 0:e6ceb13d2d05 406 * @brief Reads the current RSSI value
GregCr 0:e6ceb13d2d05 407 *
GregCr 0:e6ceb13d2d05 408 * @retval rssiValue Current RSSI value in [dBm]
GregCr 0:e6ceb13d2d05 409 */
mluis 22:7f3aab69cca9 410 virtual int16_t GetRssi ( RadioModems_t modem );
mluis 25:3778e6204cc1 411
mluis 13:618826a997e2 412 /*!
GregCr 0:e6ceb13d2d05 413 * @brief Writes the radio register at the specified address
GregCr 0:e6ceb13d2d05 414 *
GregCr 0:e6ceb13d2d05 415 * @param [IN]: addr Register address
GregCr 0:e6ceb13d2d05 416 * @param [IN]: data New register value
GregCr 0:e6ceb13d2d05 417 */
GregCr 0:e6ceb13d2d05 418 virtual void Write ( uint8_t addr, uint8_t data ) = 0;
mluis 25:3778e6204cc1 419
mluis 13:618826a997e2 420 /*!
GregCr 0:e6ceb13d2d05 421 * @brief Reads the radio register at the specified address
GregCr 0:e6ceb13d2d05 422 *
GregCr 0:e6ceb13d2d05 423 * @param [IN]: addr Register address
GregCr 0:e6ceb13d2d05 424 * @retval data Register value
GregCr 0:e6ceb13d2d05 425 */
GregCr 0:e6ceb13d2d05 426 virtual uint8_t Read ( uint8_t addr ) = 0;
mluis 25:3778e6204cc1 427
mluis 13:618826a997e2 428 /*!
GregCr 0:e6ceb13d2d05 429 * @brief Writes multiple radio registers starting at address
GregCr 0:e6ceb13d2d05 430 *
GregCr 0:e6ceb13d2d05 431 * @param [IN] addr First Radio register address
GregCr 0:e6ceb13d2d05 432 * @param [IN] buffer Buffer containing the new register's values
GregCr 0:e6ceb13d2d05 433 * @param [IN] size Number of registers to be written
GregCr 0:e6ceb13d2d05 434 */
GregCr 0:e6ceb13d2d05 435 virtual void Write( uint8_t addr, uint8_t *buffer, uint8_t size ) = 0;
mluis 25:3778e6204cc1 436
mluis 13:618826a997e2 437 /*!
GregCr 0:e6ceb13d2d05 438 * @brief Reads multiple radio registers starting at address
GregCr 0:e6ceb13d2d05 439 *
GregCr 0:e6ceb13d2d05 440 * @param [IN] addr First Radio register address
GregCr 0:e6ceb13d2d05 441 * @param [OUT] buffer Buffer where to copy the registers data
GregCr 0:e6ceb13d2d05 442 * @param [IN] size Number of registers to be read
GregCr 0:e6ceb13d2d05 443 */
GregCr 0:e6ceb13d2d05 444 virtual void Read ( uint8_t addr, uint8_t *buffer, uint8_t size ) = 0;
mluis 25:3778e6204cc1 445
mluis 13:618826a997e2 446 /*!
mluis 13:618826a997e2 447 * @brief Writes the buffer contents to the SX1276 FIFO
mluis 13:618826a997e2 448 *
mluis 13:618826a997e2 449 * @param [IN] buffer Buffer containing data to be put on the FIFO.
mluis 13:618826a997e2 450 * @param [IN] size Number of bytes to be written to the FIFO
mluis 13:618826a997e2 451 */
mluis 13:618826a997e2 452 virtual void WriteFifo( uint8_t *buffer, uint8_t size ) = 0;
GregCr 0:e6ceb13d2d05 453
mluis 13:618826a997e2 454 /*!
mluis 13:618826a997e2 455 * @brief Reads the contents of the SX1276 FIFO
mluis 13:618826a997e2 456 *
mluis 13:618826a997e2 457 * @param [OUT] buffer Buffer where to copy the FIFO read data.
mluis 13:618826a997e2 458 * @param [IN] size Number of bytes to be read from the FIFO
mluis 13:618826a997e2 459 */
mluis 13:618826a997e2 460 virtual void ReadFifo( uint8_t *buffer, uint8_t size ) = 0;
mluis 13:618826a997e2 461 /*!
mluis 13:618826a997e2 462 * @brief Resets the SX1276
mluis 13:618826a997e2 463 */
mluis 13:618826a997e2 464 virtual void Reset( void ) = 0;
mluis 25:3778e6204cc1 465
mluis 20:e05596ba4166 466 /*!
mluis 20:e05596ba4166 467 * @brief Sets the maximum payload length.
mluis 20:e05596ba4166 468 *
mluis 20:e05596ba4166 469 * @param [IN] modem Radio modem to be used [0: FSK, 1: LoRa]
mluis 20:e05596ba4166 470 * @param [IN] max Maximum payload length in bytes
mluis 20:e05596ba4166 471 */
mluis 22:7f3aab69cca9 472 virtual void SetMaxPayloadLength( RadioModems_t modem, uint8_t max );
mluis 25:3778e6204cc1 473
Helmut Tschemernjak 31:e50929bd3f32 474 /*!
Helmut Tschemernjak 31:e50929bd3f32 475 * \brief Sets the network to public or private. Updates the sync byte.
Helmut Tschemernjak 31:e50929bd3f32 476 *
Helmut Tschemernjak 31:e50929bd3f32 477 * \remark Applies to LoRa modem only
Helmut Tschemernjak 31:e50929bd3f32 478 *
Helmut Tschemernjak 31:e50929bd3f32 479 * \param [IN] enable if true, it enables a public network
Helmut Tschemernjak 31:e50929bd3f32 480 */
Helmut Tschemernjak 31:e50929bd3f32 481 virtual void SetPublicNetwork( bool enable );
Helmut Tschemernjak 31:e50929bd3f32 482
Helmut Tschemernjak 31:e50929bd3f32 483
mluis 13:618826a997e2 484 //-------------------------------------------------------------------------
mluis 13:618826a997e2 485 // Board relative functions
mluis 13:618826a997e2 486 //-------------------------------------------------------------------------
Helmut Tschemernjak 39:706c32eda7e7 487
Helmut Tschemernjak 38:d9189d958db8 488 static const RadioRegisters_t RadioRegsInit[];
Helmut Tschemernjak 38:d9189d958db8 489 private:
Helmut Tschemernjak 38:d9189d958db8 490
GregCr 0:e6ceb13d2d05 491 protected:
mluis 13:618826a997e2 492 /*!
mluis 13:618826a997e2 493 * @brief Initializes the radio I/Os pins interface
mluis 13:618826a997e2 494 */
mluis 13:618826a997e2 495 virtual void IoInit( void ) = 0;
mluis 13:618826a997e2 496
mluis 13:618826a997e2 497 /*!
mluis 13:618826a997e2 498 * @brief Initializes the radio SPI
mluis 13:618826a997e2 499 */
mluis 13:618826a997e2 500 virtual void SpiInit( void ) = 0;
mluis 25:3778e6204cc1 501
mluis 13:618826a997e2 502 /*!
mluis 13:618826a997e2 503 * @brief Initializes DIO IRQ handlers
mluis 13:618826a997e2 504 *
mluis 13:618826a997e2 505 * @param [IN] irqHandlers Array containing the IRQ callback functions
mluis 13:618826a997e2 506 */
mluis 13:618826a997e2 507 virtual void IoIrqInit( DioIrqHandler *irqHandlers ) = 0;
GregCr 0:e6ceb13d2d05 508
mluis 13:618826a997e2 509 /*!
mluis 13:618826a997e2 510 * @brief De-initializes the radio I/Os pins interface.
mluis 13:618826a997e2 511 *
mluis 13:618826a997e2 512 * \remark Useful when going in MCU lowpower modes
mluis 13:618826a997e2 513 */
mluis 13:618826a997e2 514 virtual void IoDeInit( void ) = 0;
GregCr 0:e6ceb13d2d05 515
mluis 13:618826a997e2 516 /*!
Helmut Tschemernjak 31:e50929bd3f32 517 * @brief Sets the radio output power.
Helmut Tschemernjak 31:e50929bd3f32 518 *
Helmut Tschemernjak 31:e50929bd3f32 519 * @param [IN] power Sets the RF output power
Helmut Tschemernjak 31:e50929bd3f32 520 */
Helmut Tschemernjak 31:e50929bd3f32 521 virtual void SetRfTxPower( int8_t power ) = 0;
Helmut Tschemernjak 31:e50929bd3f32 522
Helmut Tschemernjak 31:e50929bd3f32 523 /*!
mluis 13:618826a997e2 524 * @brief Gets the board PA selection configuration
mluis 13:618826a997e2 525 *
mluis 13:618826a997e2 526 * @param [IN] channel Channel frequency in Hz
mluis 13:618826a997e2 527 * @retval PaSelect RegPaConfig PaSelect value
mluis 13:618826a997e2 528 */
mluis 13:618826a997e2 529 virtual uint8_t GetPaSelect( uint32_t channel ) = 0;
GregCr 0:e6ceb13d2d05 530
mluis 13:618826a997e2 531 /*!
mluis 13:618826a997e2 532 * @brief Set the RF Switch I/Os pins in Low Power mode
mluis 13:618826a997e2 533 *
mluis 13:618826a997e2 534 * @param [IN] status enable or disable
mluis 13:618826a997e2 535 */
mluis 13:618826a997e2 536 virtual void SetAntSwLowPower( bool status ) = 0;
GregCr 0:e6ceb13d2d05 537
mluis 13:618826a997e2 538 /*!
mluis 13:618826a997e2 539 * @brief Initializes the RF Switch I/Os pins interface
mluis 13:618826a997e2 540 */
mluis 13:618826a997e2 541 virtual void AntSwInit( void ) = 0;
GregCr 0:e6ceb13d2d05 542
mluis 13:618826a997e2 543 /*!
mluis 13:618826a997e2 544 * @brief De-initializes the RF Switch I/Os pins interface
mluis 13:618826a997e2 545 *
mluis 13:618826a997e2 546 * \remark Needed to decrease the power consumption in MCU lowpower modes
mluis 13:618826a997e2 547 */
mluis 13:618826a997e2 548 virtual void AntSwDeInit( void ) = 0;
GregCr 0:e6ceb13d2d05 549
mluis 13:618826a997e2 550 /*!
Helmut Tschemernjak 31:e50929bd3f32 551 * @brief Controls the antenna switch if necessary.
mluis 13:618826a997e2 552 *
mluis 13:618826a997e2 553 * \remark see errata note
mluis 13:618826a997e2 554 *
Helmut Tschemernjak 31:e50929bd3f32 555 * @param [IN] opMode Current radio operating mode
mluis 13:618826a997e2 556 */
Helmut Tschemernjak 31:e50929bd3f32 557 virtual void SetAntSw( uint8_t opMode ) = 0;
Helmut Tschemernjak 31:e50929bd3f32 558
Helmut Tschemernjak 38:d9189d958db8 559 /*
Helmut Tschemernjak 38:d9189d958db8 560 * The the Timeout for a given Timer.
Helmut Tschemernjak 38:d9189d958db8 561 */
Helmut Tschemernjak 38:d9189d958db8 562 virtual void SetTimeout(Timeout_t timer, int timeout_ms) = 0;
Helmut Tschemernjak 38:d9189d958db8 563
Helmut Tschemernjak 38:d9189d958db8 564
GregCr 0:e6ceb13d2d05 565 protected:
GregCr 0:e6ceb13d2d05 566
mluis 13:618826a997e2 567 /*!
mluis 13:618826a997e2 568 * @brief Sets the SX1276 operating mode
mluis 13:618826a997e2 569 *
mluis 13:618826a997e2 570 * @param [IN] opMode New operating mode
mluis 13:618826a997e2 571 */
mluis 13:618826a997e2 572 virtual void SetOpMode( uint8_t opMode );
GregCr 0:e6ceb13d2d05 573
mluis 13:618826a997e2 574 /*
mluis 13:618826a997e2 575 * SX1276 DIO IRQ callback functions prototype
mluis 13:618826a997e2 576 */
GregCr 0:e6ceb13d2d05 577
mluis 13:618826a997e2 578 /*!
mluis 13:618826a997e2 579 * @brief DIO 0 IRQ callback
mluis 13:618826a997e2 580 */
mluis 13:618826a997e2 581 virtual void OnDio0Irq( void );
GregCr 0:e6ceb13d2d05 582
mluis 13:618826a997e2 583 /*!
mluis 13:618826a997e2 584 * @brief DIO 1 IRQ callback
mluis 13:618826a997e2 585 */
mluis 13:618826a997e2 586 virtual void OnDio1Irq( void );
GregCr 0:e6ceb13d2d05 587
mluis 13:618826a997e2 588 /*!
mluis 13:618826a997e2 589 * @brief DIO 2 IRQ callback
mluis 13:618826a997e2 590 */
mluis 13:618826a997e2 591 virtual void OnDio2Irq( void );
GregCr 0:e6ceb13d2d05 592
mluis 13:618826a997e2 593 /*!
mluis 13:618826a997e2 594 * @brief DIO 3 IRQ callback
mluis 13:618826a997e2 595 */
mluis 13:618826a997e2 596 virtual void OnDio3Irq( void );
GregCr 0:e6ceb13d2d05 597
mluis 13:618826a997e2 598 /*!
mluis 13:618826a997e2 599 * @brief DIO 4 IRQ callback
mluis 13:618826a997e2 600 */
mluis 13:618826a997e2 601 virtual void OnDio4Irq( void );
GregCr 0:e6ceb13d2d05 602
mluis 13:618826a997e2 603 /*!
mluis 13:618826a997e2 604 * @brief DIO 5 IRQ callback
mluis 13:618826a997e2 605 */
mluis 13:618826a997e2 606 virtual void OnDio5Irq( void );
GregCr 0:e6ceb13d2d05 607
mluis 13:618826a997e2 608 /*!
mluis 13:618826a997e2 609 * @brief Tx & Rx timeout timer callback
mluis 13:618826a997e2 610 */
mluis 13:618826a997e2 611 virtual void OnTimeoutIrq( void );
mluis 25:3778e6204cc1 612
mluis 13:618826a997e2 613 /*!
mluis 13:618826a997e2 614 * Returns the known FSK bandwidth registers value
mluis 13:618826a997e2 615 *
mluis 13:618826a997e2 616 * \param [IN] bandwidth Bandwidth value in Hz
mluis 13:618826a997e2 617 * \retval regValue Bandwidth register value.
mluis 13:618826a997e2 618 */
mluis 13:618826a997e2 619 static uint8_t GetFskBandwidthRegValue( uint32_t bandwidth );
GregCr 0:e6ceb13d2d05 620 };
GregCr 0:e6ceb13d2d05 621
mluis 22:7f3aab69cca9 622 #endif // __SX1276_H__