RadioLibSmol/src/modules/SX128x/SX128x.h
2020-04-12 11:05:16 +02:00

775 lines
42 KiB
C++

#ifndef _RADIOLIB_SX128X_H
#define _RADIOLIB_SX128X_H
#include "../../TypeDef.h"
#include "../../Module.h"
#include "../../protocols/PhysicalLayer/PhysicalLayer.h"
// SX128X physical layer properties
#define SX128X_FREQUENCY_STEP_SIZE 198.3642578
#define SX128X_MAX_PACKET_LENGTH 255
#define SX128X_CRYSTAL_FREQ 52.0
#define SX128X_DIV_EXPONENT 18
// SX128X SPI commands
#define SX128X_CMD_NOP 0x00
#define SX128X_CMD_GET_STATUS 0xC0
#define SX128X_CMD_WRITE_REGISTER 0x18
#define SX128X_CMD_READ_REGISTER 0x19
#define SX128X_CMD_WRITE_BUFFER 0x1A
#define SX128X_CMD_READ_BUFFER 0x1B
#define SX128X_CMD_SET_SLEEP 0x84
#define SX128X_CMD_SET_STANDBY 0x80
#define SX128X_CMD_SET_FS 0xC1
#define SX128X_CMD_SET_TX 0x83
#define SX128X_CMD_SET_RX 0x82
#define SX128X_CMD_SET_RX_DUTY_CYCLE 0x94
#define SX128X_CMD_SET_CAD 0xC5
#define SX128X_CMD_SET_TX_CONTINUOUS_WAVE 0xD1
#define SX128X_CMD_SET_TX_CONTINUOUS_PREAMBLE 0xD2
#define SX128X_CMD_SET_PACKET_TYPE 0x8A
#define SX128X_CMD_GET_PACKET_TYPE 0x03
#define SX128X_CMD_SET_RF_FREQUENCY 0x86
#define SX128X_CMD_SET_TX_PARAMS 0x8E
#define SX128X_CMD_SET_CAD_PARAMS 0x88
#define SX128X_CMD_SET_BUFFER_BASE_ADDRESS 0x8F
#define SX128X_CMD_SET_MODULATION_PARAMS 0x8B
#define SX128X_CMD_SET_PACKET_PARAMS 0x8C
#define SX128X_CMD_GET_RX_BUFFER_STATUS 0x17
#define SX128X_CMD_GET_PACKET_STATUS 0x1D
#define SX128X_CMD_GET_RSSI_INST 0x1F
#define SX128X_CMD_SET_DIO_IRQ_PARAMS 0x8D
#define SX128X_CMD_GET_IRQ_STATUS 0x15
#define SX128X_CMD_CLEAR_IRQ_STATUS 0x97
#define SX128X_CMD_SET_REGULATOR_MODE 0x96
#define SX128X_CMD_SET_SAVE_CONTEXT 0xD5
#define SX128X_CMD_SET_AUTO_TX 0x98
#define SX128X_CMD_SET_AUTO_FS 0x9E
#define SX128X_CMD_SET_PERF_COUNTER_MODE 0x9C
#define SX128X_CMD_SET_LONG_PREAMBLE 0x9B
#define SX128X_CMD_SET_UART_SPEED 0x9D
#define SX128X_CMD_SET_RANGING_ROLE 0xA3
#define SX128X_CMD_SET_ADVANCED_RANGING 0x9A
// SX128X register map
#define SX128X_REG_SYNC_WORD_1_BYTE_4 0x09CE
#define SX128X_REG_SYNC_WORD_1_BYTE_3 0x09CF
#define SX128X_REG_SYNC_WORD_1_BYTE_2 0x09D0
#define SX128X_REG_SYNC_WORD_1_BYTE_1 0x09D1
#define SX128X_REG_SYNC_WORD_1_BYTE_0 0x09D2
#define SX128X_REG_SYNC_WORD_2_BYTE_4 0x09D3
#define SX128X_REG_SYNC_WORD_2_BYTE_3 0x09D4
#define SX128X_REG_SYNC_WORD_2_BYTE_2 0x09D5
#define SX128X_REG_SYNC_WORD_2_BYTE_1 0x09D6
#define SX128X_REG_SYNC_WORD_2_BYTE_0 0x09D7
#define SX128X_REG_SYNC_WORD_3_BYTE_4 0x09D8
#define SX128X_REG_SYNC_WORD_3_BYTE_3 0x09D9
#define SX128X_REG_SYNC_WORD_3_BYTE_2 0x09DA
#define SX128X_REG_SYNC_WORD_3_BYTE_1 0x09DB
#define SX128X_REG_SYNC_WORD_3_BYTE_0 0x09DC
#define SX128X_REG_CRC_INITIAL_MSB 0x09C8
#define SX128X_REG_CRC_INITIAL_LSB 0x09C9
#define SX128X_REG_CRC_POLYNOMIAL_MSB 0x09C6
#define SX128X_REG_CRC_POLYNOMIAL_LSB 0x09C7
#define SX128X_REG_ACCESS_ADDRESS_BYTE_3 (SX128X_REG_SYNC_WORD_1_BYTE_3)
#define SX128X_REG_ACCESS_ADDRESS_BYTE_2 (SX128X_REG_SYNC_WORD_1_BYTE_2)
#define SX128X_REG_ACCESS_ADDRESS_BYTE_1 (SX128X_REG_SYNC_WORD_1_BYTE_1)
#define SX128X_REG_ACCESS_ADDRESS_BYTE_0 (SX128X_REG_SYNC_WORD_1_BYTE_0)
#define SX128X_REG_BLE_CRC_INITIAL_MSB 0x09C7
#define SX128X_REG_BLE_CRC_INITIAL_MID (SX128X_REG_CRC_INITIAL_MSB)
#define SX128X_REG_BLE_CRC_INITIAL_LSB (SX128X_REG_CRC_INITIAL_LSB)
#define SX128X_REG_SLAVE_RANGING_ADDRESS_BYTE_3 0x0916
#define SX128X_REG_SLAVE_RANGING_ADDRESS_BYTE_2 0x0917
#define SX128X_REG_SLAVE_RANGING_ADDRESS_BYTE_1 0x0918
#define SX128X_REG_SLAVE_RANGING_ADDRESS_BYTE_0 0x0919
#define SX128X_REG_SLAVE_RANGING_ADDRESS_WIDTH 0x0931
#define SX128X_REG_MASTER_RANGING_ADDRESS_BYTE_3 0x0912
#define SX128X_REG_MASTER_RANGING_ADDRESS_BYTE_2 0x0913
#define SX128X_REG_MASTER_RANGING_ADDRESS_BYTE_1 0x0914
#define SX128X_REG_MASTER_RANGING_ADDRESS_BYTE_0 0x0915
#define SX128X_REG_RANGING_CALIBRATION_MSB 0x092C
#define SX128X_REG_RANGING_CALIBRATION_LSB 0x092D
#define SX128X_REG_RANGING_RESULT_MSB 0x0961
#define SX128X_REG_RANGING_RESULT_MID 0x0962
#define SX128X_REG_RANGING_RESULT_LSB 0x0963
#define SX128X_REG_MANUAL_GAIN_CONTROL_ENABLE_1 0x089F
#define SX128X_REG_MANUAL_GAIN_CONTROL_ENABLE_2 0x0895
#define SX128X_REG_MANUAL_GAIN_SETTING 0x089E
#define SX128X_REG_GAIN_MODE 0x0891
#define SX128X_REG_LORA_FIXED_PAYLOAD_LENGTH 0x0901
#define SX128X_REG_LORA_SF_CONFIG 0x0925
#define SX128X_REG_FEI_MSB 0x0954
#define SX128X_REG_FEI_MID 0x0955
#define SX128X_REG_FEI_LSB 0x0956
#define SX128X_REG_RANGING_FILTER_WINDOW_SIZE 0x091E
#define SX128X_REG_RANGING_FILTER_RSSI_OFFSET 0x0953
#define SX128X_REG_RANGING_FILTER_RESET 0x0923
#define SX128X_REG_RANGING_LORA_CLOCK_ENABLE 0x097F
#define SX128X_REG_RANGING_TYPE 0x0924
#define SX128X_REG_RANGING_ADDRESS_SWITCH 0x0927
#define SX128X_REG_RANGING_ADDRESS_MSB 0x095F
#define SX128X_REG_RANGING_ADDRESS_LSB 0x0960
// SX128X SPI command variables
//SX128X_CMD_GET_STATUS MSB LSB DESCRIPTION
#define SX128X_STATUS_MODE_STDBY_RC 0b01000000 // 7 5 current chip mode: STDBY_RC
#define SX128X_STATUS_MODE_STDBY_XOSC 0b01100000 // 7 5 STDBY_XOSC
#define SX128X_STATUS_MODE_FS 0b10000000 // 7 5 FS
#define SX128X_STATUS_MODE_RX 0b10100000 // 7 5 Rx
#define SX128X_STATUS_MODE_TX 0b11000000 // 7 5 Tx
#define SX128X_STATUS_CMD_PROCESSED 0b00000100 // 4 2 command status: processing OK
#define SX128X_STATUS_DATA_AVAILABLE 0b00001000 // 4 2 data available
#define SX128X_STATUS_CMD_TIMEOUT 0b00001100 // 4 2 timeout
#define SX128X_STATUS_CMD_ERROR 0b00010000 // 4 2 processing error
#define SX128X_STATUS_CMD_FAILED 0b00010100 // 4 2 failed to execute
#define SX128X_STATUS_TX_DONE 0b00011000 // 4 2 transmission finished
#define SX128X_STATUS_BUSY 0b00000001 // 0 0 chip busy
#define SX128X_STATUS_SPI_FAILED 0b11111111 // 7 0 SPI transaction failed
//SX128X_CMD_SET_SLEEP
#define SX128X_SLEEP_DATA_BUFFER_FLUSH 0b00000000 // 1 1 data buffer behavior in sleep mode: flush
#define SX128X_SLEEP_DATA_BUFFER_RETAIN 0b00000010 // 1 1 retain
#define SX128X_SLEEP_DATA_RAM_FLUSH 0b00000000 // 0 0 data RAM (configuration) behavior in sleep mode: flush
#define SX128X_SLEEP_DATA_RAM_RETAIN 0b00000001 // 0 0 retain
//SX128X_CMD_SET_STANDBY
#define SX128X_STANDBY_RC 0x00 // 7 0 standby mode: 13 MHz RC oscillator
#define SX128X_STANDBY_XOSC 0x01 // 7 0 52 MHz crystal oscillator
//SX128X_CMD_SET_TX + SX128X_CMD_SET_RX + SX128X_CMD_SET_RX_DUTY_CYCLE
#define SX128X_PERIOD_BASE_15_625_US 0x00 // 7 0 time period step: 15.625 us
#define SX128X_PERIOD_BASE_62_5_US 0x01 // 7 0 62.5 us
#define SX128X_PERIOD_BASE_1_MS 0x02 // 7 0 1 ms
#define SX128X_PERIOD_BASE_4_MS 0x03 // 7 0 4 ms
//SX128X_CMD_SET_TX
#define SX128X_TX_TIMEOUT_NONE 0x0000 // 15 0 Tx timeout duration: no timeout (Tx single mode)
//SX128X_CMD_SET_RX
#define SX128X_RX_TIMEOUT_NONE 0x0000 // 15 0 Rx timeout duration: no timeout (Rx single mode)
#define SX128X_RX_TIMEOUT_INF 0xFFFF // 15 0 infinite (Rx continuous mode)
//SX128X_CMD_SET_PACKET_TYPE
#define SX128X_PACKET_TYPE_GFSK 0x00 // 7 0 packet type: (G)FSK
#define SX128X_PACKET_TYPE_LORA 0x01 // 7 0 LoRa
#define SX128X_PACKET_TYPE_RANGING 0x02 // 7 0 ranging engine
#define SX128X_PACKET_TYPE_FLRC 0x03 // 7 0 FLRC
#define SX128X_PACKET_TYPE_BLE 0x04 // 7 0 BLE
//SX128X_CMD_SET_TX_PARAMS
#define SX128X_PA_RAMP_02_US 0x00 // 7 0 PA ramp time: 2 us
#define SX128X_PA_RAMP_04_US 0x20 // 7 0 4 us
#define SX128X_PA_RAMP_06_US 0x40 // 7 0 6 us
#define SX128X_PA_RAMP_08_US 0x60 // 7 0 8 us
#define SX128X_PA_RAMP_10_US 0x80 // 7 0 10 us
#define SX128X_PA_RAMP_12_US 0xA0 // 7 0 12 us
#define SX128X_PA_RAMP_16_US 0xC0 // 7 0 16 us
#define SX128X_PA_RAMP_20_US 0xE0 // 7 0 20 us
//SX128X_CMD_SET_CAD_PARAMS
#define SX128X_CAD_ON_1_SYMB 0x00 // 7 0 number of symbols used for CAD: 1
#define SX128X_CAD_ON_2_SYMB 0x20 // 7 0 2
#define SX128X_CAD_ON_4_SYMB 0x40 // 7 0 4
#define SX128X_CAD_ON_8_SYMB 0x60 // 7 0 8
#define SX128X_CAD_ON_16_SYMB 0x80 // 7 0 16
//SX128X_CMD_SET_MODULATION_PARAMS
#define SX128X_BLE_GFSK_BR_2_000_BW_2_4 0x04 // 7 0 GFSK/BLE bit rate and bandwidth setting: 2.0 Mbps 2.4 MHz
#define SX128X_BLE_GFSK_BR_1_600_BW_2_4 0x28 // 7 0 1.6 Mbps 2.4 MHz
#define SX128X_BLE_GFSK_BR_1_000_BW_2_4 0x4C // 7 0 1.0 Mbps 2.4 MHz
#define SX128X_BLE_GFSK_BR_1_000_BW_1_2 0x45 // 7 0 1.0 Mbps 1.2 MHz
#define SX128X_BLE_GFSK_BR_0_800_BW_2_4 0x70 // 7 0 0.8 Mbps 2.4 MHz
#define SX128X_BLE_GFSK_BR_0_800_BW_1_2 0x69 // 7 0 0.8 Mbps 1.2 MHz
#define SX128X_BLE_GFSK_BR_0_500_BW_1_2 0x8D // 7 0 0.5 Mbps 1.2 MHz
#define SX128X_BLE_GFSK_BR_0_500_BW_0_6 0x86 // 7 0 0.5 Mbps 0.6 MHz
#define SX128X_BLE_GFSK_BR_0_400_BW_1_2 0xB1 // 7 0 0.4 Mbps 1.2 MHz
#define SX128X_BLE_GFSK_BR_0_400_BW_0_6 0xAA // 7 0 0.4 Mbps 0.6 MHz
#define SX128X_BLE_GFSK_BR_0_250_BW_0_6 0xCE // 7 0 0.25 Mbps 0.6 MHz
#define SX128X_BLE_GFSK_BR_0_250_BW_0_3 0xC7 // 7 0 0.25 Mbps 0.3 MHz
#define SX128X_BLE_GFSK_BR_0_125_BW_0_3 0xEF // 7 0 0.125 Mbps 0.3 MHz
#define SX128X_BLE_GFSK_MOD_IND_0_35 0x00 // 7 0 GFSK/BLE modulation index: 0.35
#define SX128X_BLE_GFSK_MOD_IND_0_50 0x01 // 7 0 0.50
#define SX128X_BLE_GFSK_MOD_IND_0_75 0x02 // 7 0 0.75
#define SX128X_BLE_GFSK_MOD_IND_1_00 0x03 // 7 0 1.00
#define SX128X_BLE_GFSK_MOD_IND_1_25 0x04 // 7 0 1.25
#define SX128X_BLE_GFSK_MOD_IND_1_50 0x05 // 7 0 1.50
#define SX128X_BLE_GFSK_MOD_IND_1_75 0x06 // 7 0 1.75
#define SX128X_BLE_GFSK_MOD_IND_2_00 0x07 // 7 0 2.00
#define SX128X_BLE_GFSK_MOD_IND_2_25 0x08 // 7 0 2.25
#define SX128X_BLE_GFSK_MOD_IND_2_50 0x09 // 7 0 2.50
#define SX128X_BLE_GFSK_MOD_IND_2_75 0x0A // 7 0 2.75
#define SX128X_BLE_GFSK_MOD_IND_3_00 0x0B // 7 0 3.00
#define SX128X_BLE_GFSK_MOD_IND_3_25 0x0C // 7 0 3.25
#define SX128X_BLE_GFSK_MOD_IND_3_50 0x0D // 7 0 3.50
#define SX128X_BLE_GFSK_MOD_IND_3_75 0x0E // 7 0 3.75
#define SX128X_BLE_GFSK_MOD_IND_4_00 0x0F // 7 0 4.00
#define SX128X_BLE_GFSK_BT_OFF 0x00 // 7 0 GFSK Gaussian filter BT product: filter disabled
#define SX128X_BLE_GFSK_BT_1_0 0x10 // 7 0 1.0
#define SX128X_BLE_GFSK_BT_0_5 0x20 // 7 0 0.5
#define SX128X_FLRC_BR_1_300_BW_1_2 0x45 // 7 0 FLRC bit rate and bandwidth setting: 1.3 Mbps 1.2 MHz
#define SX128X_FLRC_BR_1_000_BW_1_2 0x69 // 7 0 1.04 Mbps 1.2 MHz
#define SX128X_FLRC_BR_0_650_BW_0_6 0x86 // 7 0 0.65 Mbps 0.6 MHz
#define SX128X_FLRC_BR_0_520_BW_0_6 0xAA // 7 0 0.52 Mbps 0.6 MHz
#define SX128X_FLRC_BR_0_325_BW_0_3 0xC7 // 7 0 0.325 Mbps 0.3 MHz
#define SX128X_FLRC_BR_0_260_BW_0_3 0xEB // 7 0 0.260 Mbps 0.3 MHz
#define SX128X_FLRC_CR_1_2 0x00 // 7 0 FLRC coding rate: 1/2
#define SX128X_FLRC_CR_3_4 0x02 // 7 0 3/4
#define SX128X_FLRC_CR_1_0 0x04 // 7 0 1/1
#define SX128X_FLRC_BT_OFF 0x00 // 7 0 FLRC Gaussian filter BT product: filter disabled
#define SX128X_FLRC_BT_1_0 0x10 // 7 0 1.0
#define SX128X_FLRC_BT_0_5 0x20 // 7 0 0.5
#define SX128X_LORA_SF_5 0x50 // 7 0 LoRa spreading factor: 5
#define SX128X_LORA_SF_6 0x60 // 7 0 6
#define SX128X_LORA_SF_7 0x70 // 7 0 7
#define SX128X_LORA_SF_8 0x80 // 7 0 8
#define SX128X_LORA_SF_9 0x90 // 7 0 9
#define SX128X_LORA_SF_10 0xA0 // 7 0 10
#define SX128X_LORA_SF_11 0xB0 // 7 0 11
#define SX128X_LORA_SF_12 0xC0 // 7 0 12
#define SX128X_LORA_BW_1625_00 0x0A // 7 0 LoRa bandwidth: 1625.0 kHz
#define SX128X_LORA_BW_812_50 0x18 // 7 0 812.5 kHz
#define SX128X_LORA_BW_406_25 0x26 // 7 0 406.25 kHz
#define SX128X_LORA_BW_203_125 0x34 // 7 0 203.125 kHz
#define SX128X_LORA_CR_4_5 0x01 // 7 0 LoRa coding rate: 4/5
#define SX128X_LORA_CR_4_6 0x02 // 7 0 4/6
#define SX128X_LORA_CR_4_7 0x03 // 7 0 4/7
#define SX128X_LORA_CR_4_8 0x04 // 7 0 4/8
#define SX128X_LORA_CR_4_5_LI 0x05 // 7 0 4/5, long interleaving
#define SX128X_LORA_CR_4_6_LI 0x06 // 7 0 4/6, long interleaving
#define SX128X_LORA_CR_4_7_LI 0x07 // 7 0 4/7, long interleaving
//SX128X_CMD_SET_PACKET_PARAMS
#define SX128X_GFSK_FLRC_SYNC_WORD_OFF 0x00 // 7 0 GFSK/FLRC sync word used: none
#define SX128X_GFSK_FLRC_SYNC_WORD_1 0x10 // 7 0 sync word 1
#define SX128X_GFSK_FLRC_SYNC_WORD_2 0x20 // 7 0 sync word 2
#define SX128X_GFSK_FLRC_SYNC_WORD_1_2 0x30 // 7 0 sync words 1 and 2
#define SX128X_GFSK_FLRC_SYNC_WORD_3 0x40 // 7 0 sync word 3
#define SX128X_GFSK_FLRC_SYNC_WORD_1_3 0x50 // 7 0 sync words 1 and 3
#define SX128X_GFSK_FLRC_SYNC_WORD_2_3 0x60 // 7 0 sync words 2 and 3
#define SX128X_GFSK_FLRC_SYNC_WORD_1_2_3 0x70 // 7 0 sync words 1, 2 and 3
#define SX128X_GFSK_FLRC_PACKET_FIXED 0x00 // 7 0 GFSK/FLRC packet length mode: fixed
#define SX128X_GFSK_FLRC_PACKET_VARIABLE 0x20 // 7 0 variable
#define SX128X_GFSK_FLRC_CRC_OFF 0x00 // 7 0 GFSK/FLRC packet CRC: none
#define SX128X_GFSK_FLRC_CRC_1_BYTE 0x10 // 7 0 1 byte
#define SX128X_GFSK_FLRC_CRC_2_BYTE 0x20 // 7 0 2 bytes
#define SX128X_GFSK_FLRC_CRC_3_BYTE 0x30 // 7 0 3 bytes (FLRC only)
#define SX128X_GFSK_BLE_WHITENING_ON 0x00 // 7 0 GFSK/BLE whitening: enabled
#define SX128X_GFSK_BLE_WHITENING_OFF 0x08 // 7 0 disabled
#define SX128X_BLE_PAYLOAD_LENGTH_MAX_31 0x00 // 7 0 BLE maximum payload length: 31 bytes
#define SX128X_BLE_PAYLOAD_LENGTH_MAX_37 0x20 // 7 0 37 bytes
#define SX128X_BLE_PAYLOAD_LENGTH_TEST 0x40 // 7 0 63 bytes (test mode)
#define SX128X_BLE_PAYLOAD_LENGTH_MAX_255 0x80 // 7 0 255 bytes (Bluetooth 4.2 and above)
#define SX128X_BLE_CRC_OFF 0x00 // 7 0 BLE packet CRC: none
#define SX128X_BLE_CRC_3_BYTE 0x10 // 7 0 3 byte
#define SX128X_BLE_PRBS_9 0x00 // 7 0 BLE test payload contents: PRNG sequence using x^9 + x^5 + x
#define SX128X_BLE_EYELONG 0x04 // 7 0 repeated 0xF0
#define SX128X_BLE_EYESHORT 0x08 // 7 0 repeated 0xAA
#define SX128X_BLE_PRBS_15 0x0C // 7 0 PRNG sequence using x^15 + x^14 + x^13 + x^12 + x^2 + x + 1
#define SX128X_BLE_ALL_1 0x10 // 7 0 repeated 0xFF
#define SX128X_BLE_ALL_0 0x14 // 7 0 repeated 0x00
#define SX128X_BLE_EYELONG_INV 0x18 // 7 0 repeated 0x0F
#define SX128X_BLE_EYESHORT_INV 0x1C // 7 0 repeated 0x55
#define SX128X_FLRC_SYNC_WORD_OFF 0x00 // 7 0 FLRC sync word: disabled
#define SX128X_FLRC_SYNC_WORD_ON 0x04 // 7 0 enabled
#define SX128X_LORA_HEADER_EXPLICIT 0x00 // 7 0 LoRa header mode: explicit
#define SX128X_LORA_HEADER_IMPLICIT 0x80 // 7 0 implicit
#define SX128X_LORA_CRC_OFF 0x00 // 7 0 LoRa packet CRC: disabled
#define SX128X_LORA_CRC_ON 0x20 // 7 0 enabled
#define SX128X_LORA_IQ_STANDARD 0x40 // 7 0 LoRa IQ: standard
#define SX128X_LORA_IQ_INVERTED 0x00 // 7 0 inverted
//SX128X_CMD_GET_PACKET_STATUS
#define SX128X_PACKET_STATUS_SYNC_ERROR 0b01000000 // 6 6 packet status errors byte: sync word error
#define SX128X_PACKET_STATUS_LENGTH_ERROR 0b00100000 // 5 5 packet length error
#define SX128X_PACKET_STATUS_CRC_ERROR 0b00010000 // 4 4 CRC error
#define SX128X_PACKET_STATUS_ABORT_ERROR 0b00001000 // 3 3 packet reception aborted
#define SX128X_PACKET_STATUS_HEADER_RECEIVED 0b00000100 // 2 2 header received
#define SX128X_PACKET_STATUS_PACKET_RECEIVED 0b00000010 // 1 1 packet received
#define SX128X_PACKET_STATUS_PACKET_CTRL_BUSY 0b00000001 // 0 0 packet controller is busy
#define SX128X_PACKET_STATUS_RX_PID 0b11000000 // 7 6 packet status status byte: PID field of the received packet
#define SX128X_PACKET_STATUS_NO_ACK 0b00100000 // 5 5 NO_ACK field of the received packet
#define SX128X_PACKET_STATUS_RX_PID_ERROR 0b00010000 // 4 4 PID field error
#define SX128X_PACKET_STATUS_PACKET_SENT 0b00000001 // 0 0 packet sent
#define SX128X_PACKET_STATUS_SYNC_DET_ERROR 0b00000000 // 2 0 packet status sync byte: sync word detection error
#define SX128X_PACKET_STATUS_SYNC_DET_1 0b00000001 // 2 0 detected sync word 1
#define SX128X_PACKET_STATUS_SYNC_DET_2 0b00000010 // 2 0 detected sync word 2
#define SX128X_PACKET_STATUS_SYNC_DET_3 0b00000100 // 2 0 detected sync word 3
//SX128X_CMD_SET_DIO_IRQ_PARAMS
#define SX128X_IRQ_PREAMBLE_DETECTED 0x8000 // 15 15 interrupt source: preamble detected
#define SX128X_IRQ_ADVANCED_RANGING_DONE 0x8000 // 15 15 advanced ranging done
#define SX128X_IRQ_RX_TX_TIMEOUT 0x4000 // 14 14 Rx or Tx timeout
#define SX128X_IRQ_CAD_DETECTED 0x2000 // 13 13 channel activity detected
#define SX128X_IRQ_CAD_DONE 0x1000 // 12 12 CAD finished
#define SX128X_IRQ_RANGING_SLAVE_REQ_VALID 0x0800 // 11 11 ranging request valid (slave)
#define SX128X_IRQ_RANGING_MASTER_TIMEOUT 0x0400 // 10 10 ranging timeout (master)
#define SX128X_IRQ_RANGING_MASTER_RES_VALID 0x0200 // 9 9 ranging result valid (master)
#define SX128X_IRQ_RANGING_SLAVE_REQ_DISCARD 0x0100 // 8 8 ranging result valid (master)
#define SX128X_IRQ_RANGING_SLAVE_RESP_DONE 0x0080 // 7 7 ranging response complete (slave)
#define SX128X_IRQ_CRC_ERROR 0x0040 // 6 6 CRC error
#define SX128X_IRQ_HEADER_ERROR 0x0020 // 5 5 header error
#define SX128X_IRQ_HEADER_VALID 0x0010 // 4 4 header valid
#define SX128X_IRQ_SYNC_WORD_ERROR 0x0008 // 3 3 sync word error
#define SX128X_IRQ_SYNC_WORD_VALID 0x0004 // 2 2 sync word valid
#define SX128X_IRQ_RX_DONE 0x0002 // 1 1 Rx done
#define SX128X_IRQ_TX_DONE 0x0001 // 0 0 Tx done
#define SX128X_IRQ_NONE 0x0000 // 15 0 none
#define SX128X_IRQ_ALL 0xFFFF // 15 0 all
//SX128X_CMD_SET_REGULATOR_MODE
#define SX128X_REGULATOR_LDO 0x00 // 7 0 set regulator mode: LDO (default)
#define SX128X_REGULATOR_DC_DC 0x01 // 7 0 DC-DC
/*!
\class SX128x
\brief Base class for %SX128x series. All derived classes for %SX128x (e.g. SX1280 or SX1281) inherit from this base class.
This class should not be instantiated directly from Arduino sketch, only from its derived classes.
*/
class SX128x: public PhysicalLayer {
public:
// introduce PhysicalLayer overloads
using PhysicalLayer::transmit;
using PhysicalLayer::receive;
using PhysicalLayer::startTransmit;
using PhysicalLayer::readData;
/*!
\brief Default constructor.
\param mod Instance of Module that will be used to communicate with the radio.
*/
SX128x(Module* mod);
// basic methods
/*!
\brief Initialization method for LoRa modem.
\param freq Carrier frequency in MHz. Defaults to 2400.0 MHz.
\param bw LoRa bandwidth in kHz. Defaults to 812.5 kHz.
\param sf LoRa spreading factor. Defaults to 9.
\param cr LoRa coding rate denominator. Defaults to 7 (coding rate 4/7).
\param power Output power in dBm. Defaults to 10 dBm.
\param preambleLength LoRa preamble length in symbols. Defaults to 12 symbols.
\returns \ref status_codes
*/
int16_t begin(float freq = 2400.0, float bw = 812.5, uint8_t sf = 9, uint8_t cr = 7, int8_t power = 10, uint16_t preambleLength = 12);
/*!
\brief Initialization method for GFSK modem.
\param freq Carrier frequency in MHz. Defaults to 2400.0 MHz.
\param br FSK bit rate in kbps. Defaults to 800 kbps.
\param freqDev Frequency deviation from carrier frequency in kHz. Defaults to 400.0 kHz.
\param power Output power in dBm. Defaults to 10 dBm.
\parma preambleLength FSK preamble length in bits. Defaults to 16 bits.
\param dataShaping Time-bandwidth product of the Gaussian filter to be used for shaping. Defaults to 0.5.
\returns \ref status_codes
*/
int16_t beginGFSK(float freq = 2400.0, uint16_t br = 800, float freqDev = 400.0, int8_t power = 10, uint16_t preambleLength = 16, float dataShaping = 0.5);
/*!
\brief Initialization method for FLRC modem.
\param freq Carrier frequency in MHz. Defaults to 2400.0 MHz.
\param br FLRC bit rate in kbps. Defaults to 650 kbps.
\param cr FLRC coding rate. Defaults to 3 (coding rate 3/4).
\param power Output power in dBm. Defaults to 10 dBm.
\parma preambleLength FLRC preamble length in bits. Defaults to 16 bits.
\param dataShaping Time-bandwidth product of the Gaussian filter to be used for shaping. Defaults to 0.5.
\returns \ref status_codes
*/
int16_t beginFLRC(float freq = 2400.0, uint16_t br = 650, uint8_t cr = 3, int8_t power = 10, uint16_t preambleLength = 16, float dataShaping = 0.5);
/*!
\brief Reset method. Will reset the chip to the default state using RST pin.
\param verify Whether correct module startup should be verified. When set to true, RadioLib will attempt to verify the module has started correctly
by repeatedly issuing setStandby command. Enabled by default.
\returns \ref status_codes
*/
int16_t reset(bool verify = true);
/*!
\brief Blocking binary transmit method.
Overloads for string-based transmissions are implemented in PhysicalLayer.
\param data Binary data to be sent.
\param len Number of bytes to send.
\param addr Address to send the data to. Will only be added if address filtering was enabled.
\returns \ref status_codes
*/
int16_t transmit(uint8_t* data, size_t len, uint8_t addr = 0);
/*!
\brief Blocking binary receive method.
Overloads for string-based transmissions are implemented in PhysicalLayer.
\param data Binary data to be sent.
\param len Number of bytes to send.
\returns \ref status_codes
*/
int16_t receive(uint8_t* data, size_t len);
/*!
\brief Starts direct mode transmission.
\param frf Raw RF frequency value. Defaults to 0, required for quick frequency shifts in RTTY.
\returns \ref status_codes
*/
int16_t transmitDirect(uint32_t frf = 0);
/*!
\brief Starts direct mode reception. Only implemented for PhysicalLayer compatibility, as %SX128x series does not support direct mode reception.
Will always return ERR_UNKNOWN.
\returns \ref status_codes
*/
int16_t receiveDirect();
/*!
\brief Performs scan for LoRa transmission in the current channel. Detects both preamble and payload.
\returns \ref status_codes
*/
int16_t scanChannel();
/*!
\brief Sets the module to sleep mode.
\param retainConfig Set to true to retain configuration and data buffer or to false to discard current configuration and data buffer. Defaults to true.
\returns \ref status_codes
*/
int16_t sleep(bool retainConfig = true);
/*!
\brief Sets the module to standby mode (overload for PhysicalLayer compatibility, uses 13 MHz RC oscillator).
\returns \ref status_codes
*/
int16_t standby();
/*!
\brief Sets the module to standby mode.
\param mode Oscillator to be used in standby mode. Can be set to SX128X_STANDBY_RC (13 MHz RC oscillator) or SX128X_STANDBY_XOSC (52 MHz external crystal oscillator).
\returns \ref status_codes
*/
int16_t standby(uint8_t mode);
// interrupt methods
/*!
\brief Sets interrupt service routine to call when DIO1 activates.
\param func ISR to call.
*/
void setDio1Action(void (*func)(void));
/*!
\brief Clears interrupt service routine to call when DIO1 activates.
*/
void clearDio1Action();
/*!
\brief Interrupt-driven binary transmit method.
Overloads for string-based transmissions are implemented in PhysicalLayer.
\param data Binary data to be sent.
\param len Number of bytes to send.
\param addr Address to send the data to. Will only be added if address filtering was enabled.
\returns \ref status_codes
*/
int16_t startTransmit(uint8_t* data, size_t len, uint8_t addr = 0);
/*!
\brief Interrupt-driven receive method. DIO1 will be activated when full packet is received.
\param timeout Raw timeout value, expressed as multiples of 15.625 us. Defaults to SX128X_RX_TIMEOUT_INF for infinite timeout (Rx continuous mode), set to SX128X_RX_TIMEOUT_NONE for no timeout (Rx single mode).
\returns \ref status_codes
*/
int16_t startReceive(uint16_t timeout = SX128X_RX_TIMEOUT_INF);
/*!
\brief Reads data received after calling startReceive method.
\param data Pointer to array to save the received binary data.
\param len Number of bytes that will be received. Must be known in advance for binary transmissions.
\returns \ref status_codes
*/
int16_t readData(uint8_t* data, size_t len);
// configuration methods
/*!
\brief Sets carrier frequency. Allowed values are in range from 2400.0 to 2500.0 MHz.
\param freq Carrier frequency to be set in MHz.
\returns \ref status_codes
*/
int16_t setFrequency(float freq);
/*!
\brief Sets LoRa bandwidth. Allowed values are 203.125, 406.25, 812.5 and 1625.0 kHz.
\param bw LoRa bandwidth to be set in kHz.
\returns \ref status_codes
*/
int16_t setBandwidth(float bw);
/*!
\brief Sets LoRa spreading factor. Allowed values range from 5 to 12.
\param sf LoRa spreading factor to be set.
\returns \ref status_codes
*/
int16_t setSpreadingFactor(uint8_t sf);
/*!
\brief Sets LoRa coding rate denominator. Allowed values range from 5 to 8.
\param cr LoRa coding rate denominator to be set.
\param longInterleaving Whether to enable long interleaving mode. Not available for coding rate 4/7, defaults to false.
\returns \ref status_codes
*/
int16_t setCodingRate(uint8_t cr, bool longInterleaving = false);
/*!
\brief Sets output power. Allowed values are in range from -18 to 13 dBm.
\param power Output power to be set in dBm.
\returns \ref status_codes
*/
int16_t setOutputPower(int8_t power);
/*!
\brief Sets preamble length for currently active modem. Allowed values range from 1 to 65535.
\param preambleLength Preamble length to be set in symbols (LoRa) or bits (FSK/BLE/FLRC).
\returns \ref status_codes
*/
int16_t setPreambleLength(uint32_t preambleLength);
/*!
\brief Sets FSK or FLRC bit rate. Allowed values are 125, 250, 400, 500, 800, 1000, 1600 and 2000 kbps (for FSK modem) or 260, 325, 520, 650, 1000 and 1300 (for FLRC modem).
\param br FSK/FLRC bit rate to be set in kbps.
\returns \ref status_codes
*/
int16_t setBitRate(uint16_t br);
/*!
\brief Sets FSK frequency deviation. Allowed values range from 0.0 to 3200.0 kHz.
\param freqDev FSK frequency deviation to be set in kHz.
\returns \ref status_codes
*/
int16_t setFrequencyDeviation(float freqDev);
/*!
\brief Sets time-bandwidth product of Gaussian filter applied for shaping. Allowed values are 0.5 and 1.0. Set to 0 to disable shaping.
\param sh Time-bandwidth product of Gaussian filter to be set.
\returns \ref status_codes
*/
int16_t setDataShaping(float dataShaping);
/*!
\brief Sets FSK/FLRC sync word in the form of array of up to 5 bytes (FSK). For FLRC modem, the sync word must be exactly 4 bytes long
\param syncWord Sync word to be set.
\param len Sync word length in bytes.
\returns \ref status_codes
*/
int16_t setSyncWord(uint8_t* syncWord, uint8_t len);
/*!
\brief Sets CRC configuration.
\param len CRC length in bytes, Allowed values are 1, 2 or 3, set to 0 to disable CRC.
\param initial Initial CRC value. Defaults to 0x1D0F (CCIT CRC), not available for LoRa modem.
\param polynomial Polynomial for CRC calculation. Defaults to 0x1021 (CCIT CRC), not available for LoRa or BLE modem.
\returns \ref status_codes
*/
int16_t setCRC(uint8_t len, uint32_t initial = 0x1D0F, uint16_t polynomial = 0x1021);
/*!
\brief Sets whitening parameters, not available for LoRa or FLRC modem.
\param enabled Set to true to enable whitening.
\returns \ref status_codes
*/
int16_t setWhitening(bool enabled);
/*!
\brief Gets RSSI (Recorded Signal Strength Indicator) of the last received packet.
\returns RSSI of the last received packet in dBm.
*/
float getRSSI();
/*!
\brief Gets SNR (Signal to Noise Ratio) of the last received packet. Only available for LoRa or ranging modem.
\returns SNR of the last received packet in dB.
*/
float getSNR();
/*!
\brief Query modem for the packet length of received payload.
\param update Update received packet length. Will return cached value when set to false.
\returns Length of last received packet in bytes.
*/
size_t getPacketLength(bool update = true);
/*!
\brief Get expected time-on-air for a given size of payload.
\param len Payload length in bytes.
\returns Expected time-on-air in microseconds.
*/
uint32_t getTimeOnAir(size_t len);
/*!
\brief Set implicit header mode for future reception/transmission.
\returns \ref status_codes
*/
int16_t implicitHeader(size_t len);
/*!
\brief Set explicit header mode for future reception/transmission.
\param len Payload length in bytes.
\returns \ref status_codes
*/
int16_t explicitHeader();
/*!
\brief Sets transmission encoding. Serves only as alias for PhysicalLayer compatibility.
\param encoding Encoding to be used. Set to 0 for NRZ, and 2 for whitening.
\returns \ref status_codes
*/
int16_t setEncoding(uint8_t encoding);
#ifndef RADIOLIB_GODMODE
protected:
#endif
// SX128x SPI command implementations
uint8_t getStatus();
int16_t writeRegister(uint16_t addr, uint8_t* data, uint8_t numBytes);
int16_t readRegister(uint16_t addr, uint8_t* data, uint8_t numBytes);
int16_t writeBuffer(uint8_t* data, uint8_t numBytes, uint8_t offset = 0x00);
int16_t readBuffer(uint8_t* data, uint8_t numBytes);
int16_t setTx(uint16_t periodBaseCount = SX128X_TX_TIMEOUT_NONE, uint8_t periodBase = SX128X_PERIOD_BASE_15_625_US);
int16_t setRx(uint16_t periodBaseCount, uint8_t periodBase = SX128X_PERIOD_BASE_15_625_US);
int16_t setCad();
uint8_t getPacketType();
int16_t setRfFrequency(uint32_t frf);
int16_t setTxParams(uint8_t power, uint8_t rampTime = SX128X_PA_RAMP_10_US);
int16_t setBufferBaseAddress(uint8_t txBaseAddress = 0x00, uint8_t rxBaseAddress = 0x00);
int16_t setModulationParams(uint8_t modParam1, uint8_t modParam2, uint8_t modParam3);
int16_t setPacketParamsGFSK(uint8_t preambleLen, uint8_t syncWordLen, uint8_t syncWordMatch, uint8_t crcLen, uint8_t whitening, uint8_t payloadLen = 0xFF, uint8_t headerType = SX128X_GFSK_FLRC_PACKET_VARIABLE);
int16_t setPacketParamsBLE(uint8_t connState, uint8_t crcLen, uint8_t bleTestPayload, uint8_t whitening);
int16_t setPacketParamsLoRa(uint8_t preambleLen, uint8_t headerType, uint8_t payloadLen, uint8_t crc, uint8_t invertIQ = SX128X_LORA_IQ_STANDARD);
int16_t setDioIrqParams(uint16_t irqMask, uint16_t dio1Mask, uint16_t dio2Mask = SX128X_IRQ_NONE, uint16_t dio3Mask = SX128X_IRQ_NONE);
uint16_t getIrqStatus();
int16_t clearIrqStatus(uint16_t clearIrqParams = SX128X_IRQ_ALL);
int16_t setHeaderType(uint8_t headerType, size_t len = 0xFF);
#ifndef RADIOLIB_GODMODE
private:
#endif
Module* _mod;
// common parameters
uint8_t _pwr;
// cached LoRa parameters
float _bwKhz;
uint8_t _bw, _sf, _cr;
uint8_t _preambleLengthLoRa, _headerType, _payloadLen, _crcLoRa;
// cached GFSK parameters
float _modIndexReal;
uint16_t _brKbps;
uint8_t _br, _modIndex, _shaping;
uint8_t _preambleLengthGFSK, _syncWordLen, _syncWordMatch, _crcGFSK, _whitening;
// cached FLRC parameters
uint8_t _crFLRC;
// cached BLE parameters
uint8_t _connectionState, _crcBLE, _bleTestPayload;
int16_t config(uint8_t modem);
// common low-level SPI interface
int16_t SPIwriteCommand(uint8_t cmd, uint8_t* data, uint8_t numBytes, bool waitForBusy = true);
int16_t SPIwriteCommand(uint8_t* cmd, uint8_t cmdLen, uint8_t* data, uint8_t numBytes, bool waitForBusy = true);
int16_t SPIreadCommand(uint8_t cmd, uint8_t* data, uint8_t numBytes, bool waitForBusy = true);
int16_t SPIreadCommand(uint8_t* cmd, uint8_t cmdLen, uint8_t* data, uint8_t numBytes, bool waitForBusy = true);
int16_t SPItransfer(uint8_t* cmd, uint8_t cmdLen, bool write, uint8_t* dataOut, uint8_t* dataIn, uint8_t numBytes, bool waitForBusy, uint32_t timeout = 5000);
};
#endif