090819
Dependencies: mbed BufferedSerial SX1276GenericLib
SX1276GenericPingPong/GenericPingPong.cpp@0:c4d8c7cf69bb, 2019-08-09 (annotated)
- Committer:
- AWonline01
- Date:
- Fri Aug 09 10:54:20 2019 +0000
- Revision:
- 0:c4d8c7cf69bb
first090819
Who changed what in which revision?
User | Revision | Line number | New contents of line |
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AWonline01 | 0:c4d8c7cf69bb | 1 | /* |
AWonline01 | 0:c4d8c7cf69bb | 2 | * This file contains a copy of the master content sx1276PingPong |
AWonline01 | 0:c4d8c7cf69bb | 3 | * with adaption for the SX1276Generic environment |
AWonline01 | 0:c4d8c7cf69bb | 4 | * (c) 2017 Helmut Tschemernjak |
AWonline01 | 0:c4d8c7cf69bb | 5 | * 30826 Garbsen (Hannover) Germany |
AWonline01 | 0:c4d8c7cf69bb | 6 | */ |
AWonline01 | 0:c4d8c7cf69bb | 7 | |
AWonline01 | 0:c4d8c7cf69bb | 8 | #include "mbed.h" |
AWonline01 | 0:c4d8c7cf69bb | 9 | #include "PinMap.h" |
AWonline01 | 0:c4d8c7cf69bb | 10 | #include "GenericPingPong.h" |
AWonline01 | 0:c4d8c7cf69bb | 11 | #include "sx1276-mbed-hal.h" |
AWonline01 | 0:c4d8c7cf69bb | 12 | #include "main.h" |
AWonline01 | 0:c4d8c7cf69bb | 13 | |
AWonline01 | 0:c4d8c7cf69bb | 14 | #ifdef FEATURE_LORA |
AWonline01 | 0:c4d8c7cf69bb | 15 | |
AWonline01 | 0:c4d8c7cf69bb | 16 | /* Set this flag to '1' to display debug messages on the console */ |
AWonline01 | 0:c4d8c7cf69bb | 17 | #define DEBUG_MESSAGE 1 |
AWonline01 | 0:c4d8c7cf69bb | 18 | |
AWonline01 | 0:c4d8c7cf69bb | 19 | /* Set this flag to '1' to use the LoRa modulation or to '0' to use FSK modulation */ |
AWonline01 | 0:c4d8c7cf69bb | 20 | #define USE_MODEM_LORA 1 |
AWonline01 | 0:c4d8c7cf69bb | 21 | #define USE_MODEM_FSK !USE_MODEM_LORA |
AWonline01 | 0:c4d8c7cf69bb | 22 | #define RF_FREQUENCY RF_FREQUENCY_868_1 // Hz |
AWonline01 | 0:c4d8c7cf69bb | 23 | #define TX_OUTPUT_POWER 14 // 14 dBm |
AWonline01 | 0:c4d8c7cf69bb | 24 | |
AWonline01 | 0:c4d8c7cf69bb | 25 | #if USE_MODEM_LORA == 1 |
AWonline01 | 0:c4d8c7cf69bb | 26 | |
AWonline01 | 0:c4d8c7cf69bb | 27 | #define LORA_BANDWIDTH 125000 // LoRa default, details in SX1276::BandwidthMap |
AWonline01 | 0:c4d8c7cf69bb | 28 | #define LORA_SPREADING_FACTOR LORA_SF7 |
AWonline01 | 0:c4d8c7cf69bb | 29 | #define LORA_CODINGRATE LORA_ERROR_CODING_RATE_4_5 |
AWonline01 | 0:c4d8c7cf69bb | 30 | |
AWonline01 | 0:c4d8c7cf69bb | 31 | #define LORA_PREAMBLE_LENGTH 8 // Same for Tx and Rx |
AWonline01 | 0:c4d8c7cf69bb | 32 | #define LORA_SYMBOL_TIMEOUT 5 // Symbols |
AWonline01 | 0:c4d8c7cf69bb | 33 | #define LORA_FIX_LENGTH_PAYLOAD_ON false |
AWonline01 | 0:c4d8c7cf69bb | 34 | #define LORA_FHSS_ENABLED false |
AWonline01 | 0:c4d8c7cf69bb | 35 | #define LORA_NB_SYMB_HOP 4 |
AWonline01 | 0:c4d8c7cf69bb | 36 | #define LORA_IQ_INVERSION_ON false |
AWonline01 | 0:c4d8c7cf69bb | 37 | #define LORA_CRC_ENABLED true |
AWonline01 | 0:c4d8c7cf69bb | 38 | |
AWonline01 | 0:c4d8c7cf69bb | 39 | #elif USE_MODEM_FSK == 1 |
AWonline01 | 0:c4d8c7cf69bb | 40 | |
AWonline01 | 0:c4d8c7cf69bb | 41 | #define FSK_FDEV 25000 // Hz |
AWonline01 | 0:c4d8c7cf69bb | 42 | #define FSK_DATARATE 19200 // bps |
AWonline01 | 0:c4d8c7cf69bb | 43 | #define FSK_BANDWIDTH 50000 // Hz |
AWonline01 | 0:c4d8c7cf69bb | 44 | #define FSK_AFC_BANDWIDTH 83333 // Hz |
AWonline01 | 0:c4d8c7cf69bb | 45 | #define FSK_PREAMBLE_LENGTH 5 // Same for Tx and Rx |
AWonline01 | 0:c4d8c7cf69bb | 46 | #define FSK_FIX_LENGTH_PAYLOAD_ON false |
AWonline01 | 0:c4d8c7cf69bb | 47 | #define FSK_CRC_ENABLED true |
AWonline01 | 0:c4d8c7cf69bb | 48 | |
AWonline01 | 0:c4d8c7cf69bb | 49 | #else |
AWonline01 | 0:c4d8c7cf69bb | 50 | #error "Please define a modem in the compiler options." |
AWonline01 | 0:c4d8c7cf69bb | 51 | #endif |
AWonline01 | 0:c4d8c7cf69bb | 52 | |
AWonline01 | 0:c4d8c7cf69bb | 53 | |
AWonline01 | 0:c4d8c7cf69bb | 54 | #define RX_TIMEOUT_VALUE 3500 // in ms |
AWonline01 | 0:c4d8c7cf69bb | 55 | |
AWonline01 | 0:c4d8c7cf69bb | 56 | //#define BUFFER_SIZE 32 // Define the payload size here |
AWonline01 | 0:c4d8c7cf69bb | 57 | #define BUFFER_SIZE 64 // Define the payload size here |
AWonline01 | 0:c4d8c7cf69bb | 58 | |
AWonline01 | 0:c4d8c7cf69bb | 59 | /* |
AWonline01 | 0:c4d8c7cf69bb | 60 | * Global variables declarations |
AWonline01 | 0:c4d8c7cf69bb | 61 | */ |
AWonline01 | 0:c4d8c7cf69bb | 62 | typedef enum |
AWonline01 | 0:c4d8c7cf69bb | 63 | { |
AWonline01 | 0:c4d8c7cf69bb | 64 | LOWPOWER = 0, |
AWonline01 | 0:c4d8c7cf69bb | 65 | IDLE, |
AWonline01 | 0:c4d8c7cf69bb | 66 | |
AWonline01 | 0:c4d8c7cf69bb | 67 | RX, |
AWonline01 | 0:c4d8c7cf69bb | 68 | RX_TIMEOUT, |
AWonline01 | 0:c4d8c7cf69bb | 69 | RX_ERROR, |
AWonline01 | 0:c4d8c7cf69bb | 70 | |
AWonline01 | 0:c4d8c7cf69bb | 71 | TX, |
AWonline01 | 0:c4d8c7cf69bb | 72 | TX_TIMEOUT, |
AWonline01 | 0:c4d8c7cf69bb | 73 | |
AWonline01 | 0:c4d8c7cf69bb | 74 | CAD, |
AWonline01 | 0:c4d8c7cf69bb | 75 | CAD_DONE |
AWonline01 | 0:c4d8c7cf69bb | 76 | } AppStates_t; |
AWonline01 | 0:c4d8c7cf69bb | 77 | |
AWonline01 | 0:c4d8c7cf69bb | 78 | volatile AppStates_t State = LOWPOWER; |
AWonline01 | 0:c4d8c7cf69bb | 79 | |
AWonline01 | 0:c4d8c7cf69bb | 80 | /*! |
AWonline01 | 0:c4d8c7cf69bb | 81 | * Radio events function pointer |
AWonline01 | 0:c4d8c7cf69bb | 82 | */ |
AWonline01 | 0:c4d8c7cf69bb | 83 | static RadioEvents_t RadioEvents; |
AWonline01 | 0:c4d8c7cf69bb | 84 | |
AWonline01 | 0:c4d8c7cf69bb | 85 | /* |
AWonline01 | 0:c4d8c7cf69bb | 86 | * Global variables declarations |
AWonline01 | 0:c4d8c7cf69bb | 87 | */ |
AWonline01 | 0:c4d8c7cf69bb | 88 | SX1276Generic *Radio; |
AWonline01 | 0:c4d8c7cf69bb | 89 | |
AWonline01 | 0:c4d8c7cf69bb | 90 | |
AWonline01 | 0:c4d8c7cf69bb | 91 | const uint8_t PingMsg[] = { 0xff, 0xff, 0x00, 0x00, 'P', 'I', 'N', 'G'};// "PING"; |
AWonline01 | 0:c4d8c7cf69bb | 92 | const uint8_t PongMsg[] = { 0xff, 0xff, 0x00, 0x00, 'P', 'O', 'N', 'G'};// "PONG"; |
AWonline01 | 0:c4d8c7cf69bb | 93 | |
AWonline01 | 0:c4d8c7cf69bb | 94 | uint16_t BufferSize = BUFFER_SIZE; |
AWonline01 | 0:c4d8c7cf69bb | 95 | uint8_t *Buffer; |
AWonline01 | 0:c4d8c7cf69bb | 96 | |
AWonline01 | 0:c4d8c7cf69bb | 97 | DigitalOut *led3; |
AWonline01 | 0:c4d8c7cf69bb | 98 | |
AWonline01 | 0:c4d8c7cf69bb | 99 | |
AWonline01 | 0:c4d8c7cf69bb | 100 | int SX1276PingPong() |
AWonline01 | 0:c4d8c7cf69bb | 101 | { |
AWonline01 | 0:c4d8c7cf69bb | 102 | #if( defined ( TARGET_KL25Z ) || defined ( TARGET_LPC11U6X ) ) |
AWonline01 | 0:c4d8c7cf69bb | 103 | DigitalOut *led = new DigitalOut(LED2); |
AWonline01 | 0:c4d8c7cf69bb | 104 | #elif defined(TARGET_NUCLEO_L073RZ) || defined(TARGET_DISCO_L072CZ_LRWAN1) |
AWonline01 | 0:c4d8c7cf69bb | 105 | DigitalOut *led = new DigitalOut(LED4); // RX red |
AWonline01 | 0:c4d8c7cf69bb | 106 | led3 = new DigitalOut(LED3); // TX blue |
AWonline01 | 0:c4d8c7cf69bb | 107 | #else |
AWonline01 | 0:c4d8c7cf69bb | 108 | DigitalOut *led = new DigitalOut(LED1); |
AWonline01 | 0:c4d8c7cf69bb | 109 | led3 = led; |
AWonline01 | 0:c4d8c7cf69bb | 110 | #endif |
AWonline01 | 0:c4d8c7cf69bb | 111 | |
AWonline01 | 0:c4d8c7cf69bb | 112 | Buffer = new uint8_t[BUFFER_SIZE]; |
AWonline01 | 0:c4d8c7cf69bb | 113 | *led3 = 1; |
AWonline01 | 0:c4d8c7cf69bb | 114 | |
AWonline01 | 0:c4d8c7cf69bb | 115 | #ifdef B_L072Z_LRWAN1_LORA |
AWonline01 | 0:c4d8c7cf69bb | 116 | Radio = new SX1276Generic(NULL, MURATA_SX1276, |
AWonline01 | 0:c4d8c7cf69bb | 117 | LORA_SPI_MOSI, LORA_SPI_MISO, LORA_SPI_SCLK, LORA_CS, LORA_RESET, |
AWonline01 | 0:c4d8c7cf69bb | 118 | LORA_DIO0, LORA_DIO1, LORA_DIO2, LORA_DIO3, LORA_DIO4, LORA_DIO5, |
AWonline01 | 0:c4d8c7cf69bb | 119 | LORA_ANT_RX, LORA_ANT_TX, LORA_ANT_BOOST, LORA_TCXO); |
AWonline01 | 0:c4d8c7cf69bb | 120 | #else // RFM95 |
AWonline01 | 0:c4d8c7cf69bb | 121 | Radio = new SX1276Generic(NULL, RFM95_SX1276, |
AWonline01 | 0:c4d8c7cf69bb | 122 | LORA_SPI_MOSI, LORA_SPI_MISO, LORA_SPI_SCLK, LORA_CS, LORA_RESET, |
AWonline01 | 0:c4d8c7cf69bb | 123 | LORA_DIO0, LORA_DIO1, LORA_DIO2, LORA_DIO3, LORA_DIO4, LORA_DIO5); |
AWonline01 | 0:c4d8c7cf69bb | 124 | |
AWonline01 | 0:c4d8c7cf69bb | 125 | #endif |
AWonline01 | 0:c4d8c7cf69bb | 126 | |
AWonline01 | 0:c4d8c7cf69bb | 127 | uint8_t i; |
AWonline01 | 0:c4d8c7cf69bb | 128 | bool isMaster = true; |
AWonline01 | 0:c4d8c7cf69bb | 129 | |
AWonline01 | 0:c4d8c7cf69bb | 130 | dprintf("SX1276 Ping Pong Demo Application" ); |
AWonline01 | 0:c4d8c7cf69bb | 131 | dprintf("Freqency: %.1f", (double)RF_FREQUENCY/1000000.0); |
AWonline01 | 0:c4d8c7cf69bb | 132 | dprintf("TXPower: %d dBm", TX_OUTPUT_POWER); |
AWonline01 | 0:c4d8c7cf69bb | 133 | #if USE_MODEM_LORA == 1 |
AWonline01 | 0:c4d8c7cf69bb | 134 | dprintf("Bandwidth: %d Hz", LORA_BANDWIDTH); |
AWonline01 | 0:c4d8c7cf69bb | 135 | dprintf("Spreading factor: SF%d", LORA_SPREADING_FACTOR); |
AWonline01 | 0:c4d8c7cf69bb | 136 | #elif USE_MODEM_FSK == 1 |
AWonline01 | 0:c4d8c7cf69bb | 137 | dprintf("Bandwidth: %d kHz", FSK_BANDWIDTH); |
AWonline01 | 0:c4d8c7cf69bb | 138 | dprintf("Baudrate: %d", FSK_DATARATE); |
AWonline01 | 0:c4d8c7cf69bb | 139 | #endif |
AWonline01 | 0:c4d8c7cf69bb | 140 | // Initialize Radio driver |
AWonline01 | 0:c4d8c7cf69bb | 141 | RadioEvents.TxDone = OnTxDone; |
AWonline01 | 0:c4d8c7cf69bb | 142 | RadioEvents.RxDone = OnRxDone; |
AWonline01 | 0:c4d8c7cf69bb | 143 | RadioEvents.RxError = OnRxError; |
AWonline01 | 0:c4d8c7cf69bb | 144 | RadioEvents.TxTimeout = OnTxTimeout; |
AWonline01 | 0:c4d8c7cf69bb | 145 | RadioEvents.RxTimeout = OnRxTimeout; |
AWonline01 | 0:c4d8c7cf69bb | 146 | if (Radio->Init( &RadioEvents ) == false) { |
AWonline01 | 0:c4d8c7cf69bb | 147 | while(1) { |
AWonline01 | 0:c4d8c7cf69bb | 148 | dprintf("Radio could not be detected!"); |
AWonline01 | 0:c4d8c7cf69bb | 149 | wait( 1 ); |
AWonline01 | 0:c4d8c7cf69bb | 150 | } |
AWonline01 | 0:c4d8c7cf69bb | 151 | } |
AWonline01 | 0:c4d8c7cf69bb | 152 | |
AWonline01 | 0:c4d8c7cf69bb | 153 | |
AWonline01 | 0:c4d8c7cf69bb | 154 | switch(Radio->DetectBoardType()) { |
AWonline01 | 0:c4d8c7cf69bb | 155 | case SX1276MB1LAS: |
AWonline01 | 0:c4d8c7cf69bb | 156 | if (DEBUG_MESSAGE) |
AWonline01 | 0:c4d8c7cf69bb | 157 | dprintf(" > Board Type: SX1276MB1LAS <"); |
AWonline01 | 0:c4d8c7cf69bb | 158 | break; |
AWonline01 | 0:c4d8c7cf69bb | 159 | case SX1276MB1MAS: |
AWonline01 | 0:c4d8c7cf69bb | 160 | if (DEBUG_MESSAGE) |
AWonline01 | 0:c4d8c7cf69bb | 161 | dprintf(" > Board Type: SX1276MB1LAS <"); |
AWonline01 | 0:c4d8c7cf69bb | 162 | case MURATA_SX1276: |
AWonline01 | 0:c4d8c7cf69bb | 163 | if (DEBUG_MESSAGE) |
AWonline01 | 0:c4d8c7cf69bb | 164 | dprintf(" > Board Type: MURATA_SX1276_STM32L0 <"); |
AWonline01 | 0:c4d8c7cf69bb | 165 | break; |
AWonline01 | 0:c4d8c7cf69bb | 166 | case RFM95_SX1276: |
AWonline01 | 0:c4d8c7cf69bb | 167 | if (DEBUG_MESSAGE) |
AWonline01 | 0:c4d8c7cf69bb | 168 | dprintf(" > HopeRF RFM95xx <"); |
AWonline01 | 0:c4d8c7cf69bb | 169 | break; |
AWonline01 | 0:c4d8c7cf69bb | 170 | default: |
AWonline01 | 0:c4d8c7cf69bb | 171 | dprintf(" > Board Type: unknown <"); |
AWonline01 | 0:c4d8c7cf69bb | 172 | } |
AWonline01 | 0:c4d8c7cf69bb | 173 | |
AWonline01 | 0:c4d8c7cf69bb | 174 | Radio->SetChannel(RF_FREQUENCY ); |
AWonline01 | 0:c4d8c7cf69bb | 175 | |
AWonline01 | 0:c4d8c7cf69bb | 176 | #if USE_MODEM_LORA == 1 |
AWonline01 | 0:c4d8c7cf69bb | 177 | |
AWonline01 | 0:c4d8c7cf69bb | 178 | if (LORA_FHSS_ENABLED) |
AWonline01 | 0:c4d8c7cf69bb | 179 | dprintf(" > LORA FHSS Mode <"); |
AWonline01 | 0:c4d8c7cf69bb | 180 | if (!LORA_FHSS_ENABLED) |
AWonline01 | 0:c4d8c7cf69bb | 181 | dprintf(" > LORA Mode <"); |
AWonline01 | 0:c4d8c7cf69bb | 182 | |
AWonline01 | 0:c4d8c7cf69bb | 183 | Radio->SetTxConfig( MODEM_LORA, TX_OUTPUT_POWER, 0, LORA_BANDWIDTH, |
AWonline01 | 0:c4d8c7cf69bb | 184 | LORA_SPREADING_FACTOR, LORA_CODINGRATE, |
AWonline01 | 0:c4d8c7cf69bb | 185 | LORA_PREAMBLE_LENGTH, LORA_FIX_LENGTH_PAYLOAD_ON, |
AWonline01 | 0:c4d8c7cf69bb | 186 | LORA_CRC_ENABLED, LORA_FHSS_ENABLED, LORA_NB_SYMB_HOP, |
AWonline01 | 0:c4d8c7cf69bb | 187 | LORA_IQ_INVERSION_ON, 2000 ); |
AWonline01 | 0:c4d8c7cf69bb | 188 | |
AWonline01 | 0:c4d8c7cf69bb | 189 | Radio->SetRxConfig( MODEM_LORA, LORA_BANDWIDTH, LORA_SPREADING_FACTOR, |
AWonline01 | 0:c4d8c7cf69bb | 190 | LORA_CODINGRATE, 0, LORA_PREAMBLE_LENGTH, |
AWonline01 | 0:c4d8c7cf69bb | 191 | LORA_SYMBOL_TIMEOUT, LORA_FIX_LENGTH_PAYLOAD_ON, 0, |
AWonline01 | 0:c4d8c7cf69bb | 192 | LORA_CRC_ENABLED, LORA_FHSS_ENABLED, LORA_NB_SYMB_HOP, |
AWonline01 | 0:c4d8c7cf69bb | 193 | LORA_IQ_INVERSION_ON, true ); |
AWonline01 | 0:c4d8c7cf69bb | 194 | |
AWonline01 | 0:c4d8c7cf69bb | 195 | #elif USE_MODEM_FSK == 1 |
AWonline01 | 0:c4d8c7cf69bb | 196 | |
AWonline01 | 0:c4d8c7cf69bb | 197 | dprintf(" > FSK Mode <"); |
AWonline01 | 0:c4d8c7cf69bb | 198 | Radio->SetTxConfig( MODEM_FSK, TX_OUTPUT_POWER, FSK_FDEV, 0, |
AWonline01 | 0:c4d8c7cf69bb | 199 | FSK_DATARATE, 0, |
AWonline01 | 0:c4d8c7cf69bb | 200 | FSK_PREAMBLE_LENGTH, FSK_FIX_LENGTH_PAYLOAD_ON, |
AWonline01 | 0:c4d8c7cf69bb | 201 | FSK_CRC_ENABLED, 0, 0, 0, 2000 ); |
AWonline01 | 0:c4d8c7cf69bb | 202 | |
AWonline01 | 0:c4d8c7cf69bb | 203 | Radio->SetRxConfig( MODEM_FSK, FSK_BANDWIDTH, FSK_DATARATE, |
AWonline01 | 0:c4d8c7cf69bb | 204 | 0, FSK_AFC_BANDWIDTH, FSK_PREAMBLE_LENGTH, |
AWonline01 | 0:c4d8c7cf69bb | 205 | 0, FSK_FIX_LENGTH_PAYLOAD_ON, 0, FSK_CRC_ENABLED, |
AWonline01 | 0:c4d8c7cf69bb | 206 | 0, 0, false, true ); |
AWonline01 | 0:c4d8c7cf69bb | 207 | |
AWonline01 | 0:c4d8c7cf69bb | 208 | #else |
AWonline01 | 0:c4d8c7cf69bb | 209 | |
AWonline01 | 0:c4d8c7cf69bb | 210 | #error "Please define a modem in the compiler options." |
AWonline01 | 0:c4d8c7cf69bb | 211 | |
AWonline01 | 0:c4d8c7cf69bb | 212 | #endif |
AWonline01 | 0:c4d8c7cf69bb | 213 | |
AWonline01 | 0:c4d8c7cf69bb | 214 | if (DEBUG_MESSAGE) |
AWonline01 | 0:c4d8c7cf69bb | 215 | dprintf("Starting Ping-Pong loop"); |
AWonline01 | 0:c4d8c7cf69bb | 216 | |
AWonline01 | 0:c4d8c7cf69bb | 217 | |
AWonline01 | 0:c4d8c7cf69bb | 218 | Radio->Rx( RX_TIMEOUT_VALUE ); |
AWonline01 | 0:c4d8c7cf69bb | 219 | |
AWonline01 | 0:c4d8c7cf69bb | 220 | while( 1 ) |
AWonline01 | 0:c4d8c7cf69bb | 221 | { |
AWonline01 | 0:c4d8c7cf69bb | 222 | #ifdef TARGET_STM32L4 |
AWonline01 | 0:c4d8c7cf69bb | 223 | WatchDogUpdate(); |
AWonline01 | 0:c4d8c7cf69bb | 224 | #endif |
AWonline01 | 0:c4d8c7cf69bb | 225 | |
AWonline01 | 0:c4d8c7cf69bb | 226 | switch( State ) |
AWonline01 | 0:c4d8c7cf69bb | 227 | { |
AWonline01 | 0:c4d8c7cf69bb | 228 | case RX: |
AWonline01 | 0:c4d8c7cf69bb | 229 | *led3 = 0; |
AWonline01 | 0:c4d8c7cf69bb | 230 | if( isMaster == true ) |
AWonline01 | 0:c4d8c7cf69bb | 231 | { |
AWonline01 | 0:c4d8c7cf69bb | 232 | if( BufferSize > 0 ) |
AWonline01 | 0:c4d8c7cf69bb | 233 | { |
AWonline01 | 0:c4d8c7cf69bb | 234 | if( memcmp(Buffer, PongMsg, sizeof(PongMsg)) == 0 ) |
AWonline01 | 0:c4d8c7cf69bb | 235 | { |
AWonline01 | 0:c4d8c7cf69bb | 236 | *led = !*led; |
AWonline01 | 0:c4d8c7cf69bb | 237 | dprintf( "...Pong" ); |
AWonline01 | 0:c4d8c7cf69bb | 238 | // Send the next PING frame |
AWonline01 | 0:c4d8c7cf69bb | 239 | memcpy(Buffer, PingMsg, sizeof(PingMsg)); |
AWonline01 | 0:c4d8c7cf69bb | 240 | // We fill the buffer with numbers for the payload |
AWonline01 | 0:c4d8c7cf69bb | 241 | for( i = sizeof(PingMsg); i < BufferSize; i++ ) |
AWonline01 | 0:c4d8c7cf69bb | 242 | { |
AWonline01 | 0:c4d8c7cf69bb | 243 | Buffer[i] = i - sizeof(PingMsg); |
AWonline01 | 0:c4d8c7cf69bb | 244 | } |
AWonline01 | 0:c4d8c7cf69bb | 245 | wait_ms( 10 ); |
AWonline01 | 0:c4d8c7cf69bb | 246 | Radio->Send( Buffer, BufferSize ); |
AWonline01 | 0:c4d8c7cf69bb | 247 | } |
AWonline01 | 0:c4d8c7cf69bb | 248 | else if( memcmp(Buffer, PingMsg, sizeof(PingMsg)) == 0 ) |
AWonline01 | 0:c4d8c7cf69bb | 249 | { // A master already exists then become a slave |
AWonline01 | 0:c4d8c7cf69bb | 250 | dprintf( "...Ping" ); |
AWonline01 | 0:c4d8c7cf69bb | 251 | *led = !*led; |
AWonline01 | 0:c4d8c7cf69bb | 252 | isMaster = false; |
AWonline01 | 0:c4d8c7cf69bb | 253 | // Send the next PONG frame |
AWonline01 | 0:c4d8c7cf69bb | 254 | memcpy(Buffer, PongMsg, sizeof(PongMsg)); |
AWonline01 | 0:c4d8c7cf69bb | 255 | // We fill the buffer with numbers for the payload |
AWonline01 | 0:c4d8c7cf69bb | 256 | for( i = sizeof(PongMsg); i < BufferSize; i++ ) |
AWonline01 | 0:c4d8c7cf69bb | 257 | { |
AWonline01 | 0:c4d8c7cf69bb | 258 | Buffer[i] = i - sizeof(PongMsg); |
AWonline01 | 0:c4d8c7cf69bb | 259 | } |
AWonline01 | 0:c4d8c7cf69bb | 260 | wait_ms( 10 ); |
AWonline01 | 0:c4d8c7cf69bb | 261 | Radio->Send( Buffer, BufferSize ); |
AWonline01 | 0:c4d8c7cf69bb | 262 | } |
AWonline01 | 0:c4d8c7cf69bb | 263 | else // valid reception but neither a PING or a PONG message |
AWonline01 | 0:c4d8c7cf69bb | 264 | { // Set device as master ans start again |
AWonline01 | 0:c4d8c7cf69bb | 265 | isMaster = true; |
AWonline01 | 0:c4d8c7cf69bb | 266 | Radio->Rx( RX_TIMEOUT_VALUE ); |
AWonline01 | 0:c4d8c7cf69bb | 267 | } |
AWonline01 | 0:c4d8c7cf69bb | 268 | } |
AWonline01 | 0:c4d8c7cf69bb | 269 | } |
AWonline01 | 0:c4d8c7cf69bb | 270 | else |
AWonline01 | 0:c4d8c7cf69bb | 271 | { |
AWonline01 | 0:c4d8c7cf69bb | 272 | if( BufferSize > 0 ) |
AWonline01 | 0:c4d8c7cf69bb | 273 | { |
AWonline01 | 0:c4d8c7cf69bb | 274 | if( memcmp(Buffer, PingMsg, sizeof(PingMsg)) == 0 ) |
AWonline01 | 0:c4d8c7cf69bb | 275 | { |
AWonline01 | 0:c4d8c7cf69bb | 276 | *led = !*led; |
AWonline01 | 0:c4d8c7cf69bb | 277 | dprintf( "...Ping" ); |
AWonline01 | 0:c4d8c7cf69bb | 278 | // Send the reply to the PING string |
AWonline01 | 0:c4d8c7cf69bb | 279 | memcpy(Buffer, PongMsg, sizeof(PongMsg)); |
AWonline01 | 0:c4d8c7cf69bb | 280 | // We fill the buffer with numbers for the payload |
AWonline01 | 0:c4d8c7cf69bb | 281 | for( i = sizeof(PongMsg); i < BufferSize; i++ ) |
AWonline01 | 0:c4d8c7cf69bb | 282 | { |
AWonline01 | 0:c4d8c7cf69bb | 283 | Buffer[i] = i - sizeof(PongMsg); |
AWonline01 | 0:c4d8c7cf69bb | 284 | } |
AWonline01 | 0:c4d8c7cf69bb | 285 | wait_ms( 10 ); |
AWonline01 | 0:c4d8c7cf69bb | 286 | Radio->Send( Buffer, BufferSize ); |
AWonline01 | 0:c4d8c7cf69bb | 287 | } |
AWonline01 | 0:c4d8c7cf69bb | 288 | else // valid reception but not a PING as expected |
AWonline01 | 0:c4d8c7cf69bb | 289 | { // Set device as master and start again |
AWonline01 | 0:c4d8c7cf69bb | 290 | isMaster = true; |
AWonline01 | 0:c4d8c7cf69bb | 291 | Radio->Rx( RX_TIMEOUT_VALUE ); |
AWonline01 | 0:c4d8c7cf69bb | 292 | } |
AWonline01 | 0:c4d8c7cf69bb | 293 | } |
AWonline01 | 0:c4d8c7cf69bb | 294 | } |
AWonline01 | 0:c4d8c7cf69bb | 295 | State = LOWPOWER; |
AWonline01 | 0:c4d8c7cf69bb | 296 | break; |
AWonline01 | 0:c4d8c7cf69bb | 297 | case TX: |
AWonline01 | 0:c4d8c7cf69bb | 298 | *led3 = 1; |
AWonline01 | 0:c4d8c7cf69bb | 299 | if( isMaster == true ) |
AWonline01 | 0:c4d8c7cf69bb | 300 | { |
AWonline01 | 0:c4d8c7cf69bb | 301 | dprintf("Ping..." ); |
AWonline01 | 0:c4d8c7cf69bb | 302 | } |
AWonline01 | 0:c4d8c7cf69bb | 303 | else |
AWonline01 | 0:c4d8c7cf69bb | 304 | { |
AWonline01 | 0:c4d8c7cf69bb | 305 | dprintf("Pong..." ); |
AWonline01 | 0:c4d8c7cf69bb | 306 | } |
AWonline01 | 0:c4d8c7cf69bb | 307 | Radio->Rx( RX_TIMEOUT_VALUE ); |
AWonline01 | 0:c4d8c7cf69bb | 308 | State = LOWPOWER; |
AWonline01 | 0:c4d8c7cf69bb | 309 | break; |
AWonline01 | 0:c4d8c7cf69bb | 310 | case RX_TIMEOUT: |
AWonline01 | 0:c4d8c7cf69bb | 311 | if( isMaster == true ) |
AWonline01 | 0:c4d8c7cf69bb | 312 | { |
AWonline01 | 0:c4d8c7cf69bb | 313 | // Send the next PING frame |
AWonline01 | 0:c4d8c7cf69bb | 314 | memcpy(Buffer, PingMsg, sizeof(PingMsg)); |
AWonline01 | 0:c4d8c7cf69bb | 315 | for( i = sizeof(PingMsg); i < BufferSize; i++ ) |
AWonline01 | 0:c4d8c7cf69bb | 316 | { |
AWonline01 | 0:c4d8c7cf69bb | 317 | Buffer[i] = i - sizeof(PingMsg); |
AWonline01 | 0:c4d8c7cf69bb | 318 | } |
AWonline01 | 0:c4d8c7cf69bb | 319 | wait_ms( 10 ); |
AWonline01 | 0:c4d8c7cf69bb | 320 | Radio->Send( Buffer, BufferSize ); |
AWonline01 | 0:c4d8c7cf69bb | 321 | } |
AWonline01 | 0:c4d8c7cf69bb | 322 | else |
AWonline01 | 0:c4d8c7cf69bb | 323 | { |
AWonline01 | 0:c4d8c7cf69bb | 324 | Radio->Rx( RX_TIMEOUT_VALUE ); |
AWonline01 | 0:c4d8c7cf69bb | 325 | } |
AWonline01 | 0:c4d8c7cf69bb | 326 | State = LOWPOWER; |
AWonline01 | 0:c4d8c7cf69bb | 327 | break; |
AWonline01 | 0:c4d8c7cf69bb | 328 | case RX_ERROR: |
AWonline01 | 0:c4d8c7cf69bb | 329 | // We have received a Packet with a CRC error, send reply as if packet was correct |
AWonline01 | 0:c4d8c7cf69bb | 330 | if( isMaster == true ) |
AWonline01 | 0:c4d8c7cf69bb | 331 | { |
AWonline01 | 0:c4d8c7cf69bb | 332 | // Send the next PING frame |
AWonline01 | 0:c4d8c7cf69bb | 333 | memcpy(Buffer, PingMsg, sizeof(PingMsg)); |
AWonline01 | 0:c4d8c7cf69bb | 334 | for( i = 4; i < BufferSize; i++ ) |
AWonline01 | 0:c4d8c7cf69bb | 335 | { |
AWonline01 | 0:c4d8c7cf69bb | 336 | Buffer[i] = i - 4; |
AWonline01 | 0:c4d8c7cf69bb | 337 | } |
AWonline01 | 0:c4d8c7cf69bb | 338 | wait_ms( 10 ); |
AWonline01 | 0:c4d8c7cf69bb | 339 | Radio->Send( Buffer, BufferSize ); |
AWonline01 | 0:c4d8c7cf69bb | 340 | } |
AWonline01 | 0:c4d8c7cf69bb | 341 | else |
AWonline01 | 0:c4d8c7cf69bb | 342 | { |
AWonline01 | 0:c4d8c7cf69bb | 343 | // Send the next PONG frame |
AWonline01 | 0:c4d8c7cf69bb | 344 | memcpy(Buffer, PongMsg, sizeof(PongMsg)); |
AWonline01 | 0:c4d8c7cf69bb | 345 | for( i = sizeof(PongMsg); i < BufferSize; i++ ) |
AWonline01 | 0:c4d8c7cf69bb | 346 | { |
AWonline01 | 0:c4d8c7cf69bb | 347 | Buffer[i] = i - sizeof(PongMsg); |
AWonline01 | 0:c4d8c7cf69bb | 348 | } |
AWonline01 | 0:c4d8c7cf69bb | 349 | wait_ms( 10 ); |
AWonline01 | 0:c4d8c7cf69bb | 350 | Radio->Send( Buffer, BufferSize ); |
AWonline01 | 0:c4d8c7cf69bb | 351 | } |
AWonline01 | 0:c4d8c7cf69bb | 352 | State = LOWPOWER; |
AWonline01 | 0:c4d8c7cf69bb | 353 | break; |
AWonline01 | 0:c4d8c7cf69bb | 354 | case TX_TIMEOUT: |
AWonline01 | 0:c4d8c7cf69bb | 355 | Radio->Rx( RX_TIMEOUT_VALUE ); |
AWonline01 | 0:c4d8c7cf69bb | 356 | State = LOWPOWER; |
AWonline01 | 0:c4d8c7cf69bb | 357 | break; |
AWonline01 | 0:c4d8c7cf69bb | 358 | case LOWPOWER: |
AWonline01 | 0:c4d8c7cf69bb | 359 | sleep(); |
AWonline01 | 0:c4d8c7cf69bb | 360 | break; |
AWonline01 | 0:c4d8c7cf69bb | 361 | default: |
AWonline01 | 0:c4d8c7cf69bb | 362 | State = LOWPOWER; |
AWonline01 | 0:c4d8c7cf69bb | 363 | break; |
AWonline01 | 0:c4d8c7cf69bb | 364 | } |
AWonline01 | 0:c4d8c7cf69bb | 365 | } |
AWonline01 | 0:c4d8c7cf69bb | 366 | } |
AWonline01 | 0:c4d8c7cf69bb | 367 | |
AWonline01 | 0:c4d8c7cf69bb | 368 | void OnTxDone(void *radio, void *userThisPtr, void *userData) |
AWonline01 | 0:c4d8c7cf69bb | 369 | { |
AWonline01 | 0:c4d8c7cf69bb | 370 | Radio->Sleep( ); |
AWonline01 | 0:c4d8c7cf69bb | 371 | State = TX; |
AWonline01 | 0:c4d8c7cf69bb | 372 | if (DEBUG_MESSAGE) |
AWonline01 | 0:c4d8c7cf69bb | 373 | dprintf("> OnTxDone"); |
AWonline01 | 0:c4d8c7cf69bb | 374 | } |
AWonline01 | 0:c4d8c7cf69bb | 375 | |
AWonline01 | 0:c4d8c7cf69bb | 376 | void OnRxDone(void *radio, void *userThisPtr, void *userData, uint8_t *payload, uint16_t size, int16_t rssi, int8_t snr) |
AWonline01 | 0:c4d8c7cf69bb | 377 | { |
AWonline01 | 0:c4d8c7cf69bb | 378 | Radio->Sleep( ); |
AWonline01 | 0:c4d8c7cf69bb | 379 | BufferSize = size; |
AWonline01 | 0:c4d8c7cf69bb | 380 | memcpy( Buffer, payload, BufferSize ); |
AWonline01 | 0:c4d8c7cf69bb | 381 | State = RX; |
AWonline01 | 0:c4d8c7cf69bb | 382 | if (DEBUG_MESSAGE) |
AWonline01 | 0:c4d8c7cf69bb | 383 | dprintf("> OnRxDone: RssiValue=%d dBm, SnrValue=%d", rssi, snr); |
AWonline01 | 0:c4d8c7cf69bb | 384 | dump("Data:", payload, size); |
AWonline01 | 0:c4d8c7cf69bb | 385 | } |
AWonline01 | 0:c4d8c7cf69bb | 386 | |
AWonline01 | 0:c4d8c7cf69bb | 387 | void OnTxTimeout(void *radio, void *userThisPtr, void *userData) |
AWonline01 | 0:c4d8c7cf69bb | 388 | { |
AWonline01 | 0:c4d8c7cf69bb | 389 | *led3 = 0; |
AWonline01 | 0:c4d8c7cf69bb | 390 | Radio->Sleep( ); |
AWonline01 | 0:c4d8c7cf69bb | 391 | State = TX_TIMEOUT; |
AWonline01 | 0:c4d8c7cf69bb | 392 | if(DEBUG_MESSAGE) |
AWonline01 | 0:c4d8c7cf69bb | 393 | dprintf("> OnTxTimeout"); |
AWonline01 | 0:c4d8c7cf69bb | 394 | } |
AWonline01 | 0:c4d8c7cf69bb | 395 | |
AWonline01 | 0:c4d8c7cf69bb | 396 | void OnRxTimeout(void *radio, void *userThisPtr, void *userData) |
AWonline01 | 0:c4d8c7cf69bb | 397 | { |
AWonline01 | 0:c4d8c7cf69bb | 398 | *led3 = 0; |
AWonline01 | 0:c4d8c7cf69bb | 399 | Radio->Sleep( ); |
AWonline01 | 0:c4d8c7cf69bb | 400 | Buffer[BufferSize-1] = 0; |
AWonline01 | 0:c4d8c7cf69bb | 401 | State = RX_TIMEOUT; |
AWonline01 | 0:c4d8c7cf69bb | 402 | if (DEBUG_MESSAGE) |
AWonline01 | 0:c4d8c7cf69bb | 403 | dprintf("> OnRxTimeout"); |
AWonline01 | 0:c4d8c7cf69bb | 404 | } |
AWonline01 | 0:c4d8c7cf69bb | 405 | |
AWonline01 | 0:c4d8c7cf69bb | 406 | void OnRxError(void *radio, void *userThisPtr, void *userData) |
AWonline01 | 0:c4d8c7cf69bb | 407 | { |
AWonline01 | 0:c4d8c7cf69bb | 408 | Radio->Sleep( ); |
AWonline01 | 0:c4d8c7cf69bb | 409 | State = RX_ERROR; |
AWonline01 | 0:c4d8c7cf69bb | 410 | if (DEBUG_MESSAGE) |
AWonline01 | 0:c4d8c7cf69bb | 411 | dprintf("> OnRxError"); |
AWonline01 | 0:c4d8c7cf69bb | 412 | } |
AWonline01 | 0:c4d8c7cf69bb | 413 | |
AWonline01 | 0:c4d8c7cf69bb | 414 | #endif |