Devin Alexander / Mbed OS Low_Power_Long_Distance_IR_Vision_Robot

This is example code that can get you started with building your own IR vision robot that communicates over LoRa

Dependencies:   Adafruit-MotorShield Adafruit-PWM-Servo-Driver Adafruit_GFX BufferedSerial MAX17055_EZconfig NEO-6m-GPS SX1276GenericLib USBDeviceHT max32630fthr max77650_charger_sample

Fork of MAX326xxFTHR_LoRa_Example_test by Devin Alexander

SX1276GenericPingPong/GenericPingPong.cpp@28:0ed92c590607, 2018-07-23 (annotated)

Committer:
dev_alexander
Date:
Mon Jul 23 23:39:35 2018 +0000
Revision:
28:0ed92c590607
Parent:
27:6b549f838f0a
Child:
32:b108ed6096b0
Reworked how the buffers are loaded and unloaded. Now prints off data received from the Slave on the Master. This is a stable release.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Helmut64 0:c43b6919ae15 1 /*
Helmut64 0:c43b6919ae15 2 * This file contains a copy of the master content sx1276PingPong
Helmut64 0:c43b6919ae15 3 * with adaption for the SX1276Generic environment
Helmut64 0:c43b6919ae15 4 * (c) 2017 Helmut Tschemernjak
Helmut64 0:c43b6919ae15 5 * 30826 Garbsen (Hannover) Germany
Helmut64 0:c43b6919ae15 6 */
Helmut64 0:c43b6919ae15 7
Helmut64 0:c43b6919ae15 8 #include "mbed.h"
Helmut64 0:c43b6919ae15 9 #include "PinMap.h"
Helmut64 0:c43b6919ae15 10 #include "GenericPingPong.h"
Helmut64 0:c43b6919ae15 11 #include "sx1276-mbed-hal.h"
Helmut64 0:c43b6919ae15 12 #include "main.h"
dev_alexander 24:e8d03912f303 13 #include "global_buffers.h"
Helmut64 0:c43b6919ae15 14
Helmut64 0:c43b6919ae15 15 #ifdef FEATURE_LORA
Helmut64 0:c43b6919ae15 16
Helmut64 0:c43b6919ae15 17 /* Set this flag to '1' to display debug messages on the console */
Helmut64 0:c43b6919ae15 18 #define DEBUG_MESSAGE 1
Helmut64 0:c43b6919ae15 19
Helmut64 0:c43b6919ae15 20 /* Set this flag to '1' to use the LoRa modulation or to '0' to use FSK modulation */
Helmut64 0:c43b6919ae15 21 #define USE_MODEM_LORA 1
Helmut64 0:c43b6919ae15 22 #define USE_MODEM_FSK !USE_MODEM_LORA
dev_alexander 19:9f035b9e65ec 23 #define RF_FREQUENCY RF_FREQUENCY_915_0 // Hz
Helmut64 0:c43b6919ae15 24 #define TX_OUTPUT_POWER 14 // 14 dBm
Helmut64 0:c43b6919ae15 25
Helmut64 0:c43b6919ae15 26 #if USE_MODEM_LORA == 1
Helmut64 0:c43b6919ae15 27
Helmut64 7:6a8a82bfb0c6 28 #define LORA_BANDWIDTH 125000 // LoRa default, details in SX1276::BandwidthMap
Helmut64 0:c43b6919ae15 29 #define LORA_SPREADING_FACTOR LORA_SF7
Helmut64 0:c43b6919ae15 30 #define LORA_CODINGRATE LORA_ERROR_CODING_RATE_4_5
Helmut64 0:c43b6919ae15 31
Helmut64 0:c43b6919ae15 32 #define LORA_PREAMBLE_LENGTH 8 // Same for Tx and Rx
Helmut64 0:c43b6919ae15 33 #define LORA_SYMBOL_TIMEOUT 5 // Symbols
Helmut64 0:c43b6919ae15 34 #define LORA_FIX_LENGTH_PAYLOAD_ON false
Helmut64 0:c43b6919ae15 35 #define LORA_FHSS_ENABLED false
Helmut64 0:c43b6919ae15 36 #define LORA_NB_SYMB_HOP 4
Helmut64 0:c43b6919ae15 37 #define LORA_IQ_INVERSION_ON false
Helmut64 0:c43b6919ae15 38 #define LORA_CRC_ENABLED true
Helmut64 0:c43b6919ae15 39
Helmut64 0:c43b6919ae15 40 #elif USE_MODEM_FSK == 1
Helmut64 0:c43b6919ae15 41
Helmut64 0:c43b6919ae15 42 #define FSK_FDEV 25000 // Hz
Helmut64 0:c43b6919ae15 43 #define FSK_DATARATE 19200 // bps
Helmut64 0:c43b6919ae15 44 #define FSK_BANDWIDTH 50000 // Hz
Helmut64 0:c43b6919ae15 45 #define FSK_AFC_BANDWIDTH 83333 // Hz
Helmut64 0:c43b6919ae15 46 #define FSK_PREAMBLE_LENGTH 5 // Same for Tx and Rx
Helmut64 0:c43b6919ae15 47 #define FSK_FIX_LENGTH_PAYLOAD_ON false
Helmut64 0:c43b6919ae15 48 #define FSK_CRC_ENABLED true
Helmut64 0:c43b6919ae15 49
Helmut64 0:c43b6919ae15 50 #else
Helmut64 0:c43b6919ae15 51 #error "Please define a modem in the compiler options."
Helmut64 0:c43b6919ae15 52 #endif
Helmut64 0:c43b6919ae15 53
Helmut64 0:c43b6919ae15 54
Helmut64 0:c43b6919ae15 55 #define RX_TIMEOUT_VALUE 3500 // in ms
Helmut64 0:c43b6919ae15 56
dev_alexander 24:e8d03912f303 57 //#define BUFFER_SIZE 64 // Define the payload size here
Helmut64 0:c43b6919ae15 58
Helmut64 0:c43b6919ae15 59 /*
Helmut64 0:c43b6919ae15 60 * Global variables declarations
Helmut64 0:c43b6919ae15 61 */
Helmut64 0:c43b6919ae15 62 typedef enum
Helmut64 0:c43b6919ae15 63 {
Helmut64 0:c43b6919ae15 64 LOWPOWER = 0,
Helmut64 0:c43b6919ae15 65 IDLE,
Helmut64 0:c43b6919ae15 66
Helmut64 0:c43b6919ae15 67 RX,
Helmut64 0:c43b6919ae15 68 RX_TIMEOUT,
Helmut64 0:c43b6919ae15 69 RX_ERROR,
Helmut64 0:c43b6919ae15 70
Helmut64 0:c43b6919ae15 71 TX,
Helmut64 0:c43b6919ae15 72 TX_TIMEOUT,
Helmut64 0:c43b6919ae15 73
Helmut64 0:c43b6919ae15 74 CAD,
Helmut64 0:c43b6919ae15 75 CAD_DONE
Helmut64 0:c43b6919ae15 76 } AppStates_t;
Helmut64 0:c43b6919ae15 77
Helmut64 0:c43b6919ae15 78 volatile AppStates_t State = LOWPOWER;
Helmut64 0:c43b6919ae15 79
Helmut64 0:c43b6919ae15 80 /*!
Helmut64 0:c43b6919ae15 81 * Radio events function pointer
Helmut64 0:c43b6919ae15 82 */
Helmut64 0:c43b6919ae15 83 static RadioEvents_t RadioEvents;
Helmut64 0:c43b6919ae15 84
Helmut64 0:c43b6919ae15 85 /*
Helmut64 0:c43b6919ae15 86 * Global variables declarations
Helmut64 0:c43b6919ae15 87 */
Helmut64 0:c43b6919ae15 88 SX1276Generic *Radio;
Helmut64 0:c43b6919ae15 89
dev_alexander 27:6b549f838f0a 90
dev_alexander 28:0ed92c590607 91 // Aliases for the buffers that are made in the main()
dev_alexander 28:0ed92c590607 92 uint8_t *BufferTx;
dev_alexander 28:0ed92c590607 93 uint8_t *BufferRx;
Helmut64 0:c43b6919ae15 94
Helmut64 0:c43b6919ae15 95 DigitalOut *led3;
Helmut64 0:c43b6919ae15 96
Helmut64 0:c43b6919ae15 97
dev_alexander 28:0ed92c590607 98 int SX1276PingPongSetup(uint8_t *BufferTxFromMain, uint8_t *BufferRxFromMain)
Helmut64 0:c43b6919ae15 99 {
dev_alexander 19:9f035b9e65ec 100 dprintf("TEST" );
Helmut64 0:c43b6919ae15 101 #if( defined ( TARGET_KL25Z ) || defined ( TARGET_LPC11U6X ) )
Helmut64 0:c43b6919ae15 102 DigitalOut *led = new DigitalOut(LED2);
Helmut64 13:5a32a1922fbc 103 #elif defined(TARGET_NUCLEO_L073RZ) || defined(TARGET_DISCO_L072CZ_LRWAN1)
Helmut64 0:c43b6919ae15 104 DigitalOut *led = new DigitalOut(LED4); // RX red
Helmut64 0:c43b6919ae15 105 led3 = new DigitalOut(LED3); // TX blue
Helmut64 0:c43b6919ae15 106 #else
Helmut64 0:c43b6919ae15 107 DigitalOut *led = new DigitalOut(LED1);
Helmut64 0:c43b6919ae15 108 led3 = led;
Helmut64 0:c43b6919ae15 109 #endif
Helmut64 0:c43b6919ae15 110
dev_alexander 28:0ed92c590607 111 BufferTx = BufferTxFromMain;
dev_alexander 28:0ed92c590607 112 BufferRx = BufferRxFromMain;
Helmut64 0:c43b6919ae15 113 *led3 = 1;
Helmut64 0:c43b6919ae15 114
Helmut64 0:c43b6919ae15 115 #ifdef B_L072Z_LRWAN1_LORA
Helmut64 0:c43b6919ae15 116 Radio = new SX1276Generic(NULL, MURATA_SX1276,
Helmut64 0:c43b6919ae15 117 LORA_SPI_MOSI, LORA_SPI_MISO, LORA_SPI_SCLK, LORA_CS, LORA_RESET,
Helmut64 0:c43b6919ae15 118 LORA_DIO0, LORA_DIO1, LORA_DIO2, LORA_DIO3, LORA_DIO4, LORA_DIO5,
Helmut64 0:c43b6919ae15 119 LORA_ANT_RX, LORA_ANT_TX, LORA_ANT_BOOST, LORA_TCXO);
Helmut64 0:c43b6919ae15 120 #else // RFM95
Helmut64 0:c43b6919ae15 121 Radio = new SX1276Generic(NULL, RFM95_SX1276,
Helmut64 0:c43b6919ae15 122 LORA_SPI_MOSI, LORA_SPI_MISO, LORA_SPI_SCLK, LORA_CS, LORA_RESET,
Helmut64 0:c43b6919ae15 123 LORA_DIO0, LORA_DIO1, LORA_DIO2, LORA_DIO3, LORA_DIO4, LORA_DIO5);
Helmut64 0:c43b6919ae15 124
Helmut64 0:c43b6919ae15 125 #endif
Helmut64 0:c43b6919ae15 126
Helmut64 0:c43b6919ae15 127 dprintf("SX1276 Ping Pong Demo Application" );
Helmut64 0:c43b6919ae15 128 dprintf("Freqency: %.1f", (double)RF_FREQUENCY/1000000.0);
Helmut64 0:c43b6919ae15 129 dprintf("TXPower: %d dBm", TX_OUTPUT_POWER);
Helmut64 0:c43b6919ae15 130 #if USE_MODEM_LORA == 1
Helmut64 8:3b0d7b4ff28f 131 dprintf("Bandwidth: %d Hz", LORA_BANDWIDTH);
Helmut64 0:c43b6919ae15 132 dprintf("Spreading factor: SF%d", LORA_SPREADING_FACTOR);
Helmut64 0:c43b6919ae15 133 #elif USE_MODEM_FSK == 1
Helmut64 0:c43b6919ae15 134 dprintf("Bandwidth: %d kHz", FSK_BANDWIDTH);
Helmut64 0:c43b6919ae15 135 dprintf("Baudrate: %d", FSK_DATARATE);
Helmut64 0:c43b6919ae15 136 #endif
Helmut64 0:c43b6919ae15 137 // Initialize Radio driver
Helmut64 0:c43b6919ae15 138 RadioEvents.TxDone = OnTxDone;
Helmut64 0:c43b6919ae15 139 RadioEvents.RxDone = OnRxDone;
Helmut64 0:c43b6919ae15 140 RadioEvents.RxError = OnRxError;
Helmut64 0:c43b6919ae15 141 RadioEvents.TxTimeout = OnTxTimeout;
Helmut64 6:1b598b0e52e4 142 RadioEvents.RxTimeout = OnRxTimeout;
Helmut64 6:1b598b0e52e4 143 if (Radio->Init( &RadioEvents ) == false) {
Helmut64 6:1b598b0e52e4 144 while(1) {
Helmut64 6:1b598b0e52e4 145 dprintf("Radio could not be detected!");
Helmut64 6:1b598b0e52e4 146 wait( 1 );
Helmut64 6:1b598b0e52e4 147 }
Helmut64 0:c43b6919ae15 148 }
Helmut64 6:1b598b0e52e4 149
Helmut64 0:c43b6919ae15 150
Helmut64 0:c43b6919ae15 151 switch(Radio->DetectBoardType()) {
Helmut64 0:c43b6919ae15 152 case SX1276MB1LAS:
Helmut64 0:c43b6919ae15 153 if (DEBUG_MESSAGE)
Helmut64 0:c43b6919ae15 154 dprintf(" > Board Type: SX1276MB1LAS <");
Helmut64 0:c43b6919ae15 155 break;
Helmut64 0:c43b6919ae15 156 case SX1276MB1MAS:
Helmut64 0:c43b6919ae15 157 if (DEBUG_MESSAGE)
Helmut64 0:c43b6919ae15 158 dprintf(" > Board Type: SX1276MB1LAS <");
Helmut64 0:c43b6919ae15 159 case MURATA_SX1276:
Helmut64 0:c43b6919ae15 160 if (DEBUG_MESSAGE)
Helmut64 0:c43b6919ae15 161 dprintf(" > Board Type: MURATA_SX1276_STM32L0 <");
Helmut64 0:c43b6919ae15 162 break;
Helmut64 0:c43b6919ae15 163 case RFM95_SX1276:
Helmut64 0:c43b6919ae15 164 if (DEBUG_MESSAGE)
Helmut64 0:c43b6919ae15 165 dprintf(" > HopeRF RFM95xx <");
Helmut64 0:c43b6919ae15 166 break;
Helmut64 0:c43b6919ae15 167 default:
Helmut64 0:c43b6919ae15 168 dprintf(" > Board Type: unknown <");
Helmut64 0:c43b6919ae15 169 }
Helmut64 0:c43b6919ae15 170
Helmut64 0:c43b6919ae15 171 Radio->SetChannel(RF_FREQUENCY );
Helmut64 0:c43b6919ae15 172
Helmut64 0:c43b6919ae15 173 #if USE_MODEM_LORA == 1
Helmut64 0:c43b6919ae15 174
Helmut64 0:c43b6919ae15 175 if (LORA_FHSS_ENABLED)
Helmut64 0:c43b6919ae15 176 dprintf(" > LORA FHSS Mode <");
Helmut64 0:c43b6919ae15 177 if (!LORA_FHSS_ENABLED)
Helmut64 0:c43b6919ae15 178 dprintf(" > LORA Mode <");
dev_alexander 25:1a031add188a 179
dev_alexander 25:1a031add188a 180
dev_alexander 25:1a031add188a 181 // Without this line, the default max payload length is only 64 bytes
dev_alexander 25:1a031add188a 182 Radio->SetMaxPayloadLength(MODEM_LORA, 255);
Helmut64 0:c43b6919ae15 183
Helmut64 0:c43b6919ae15 184 Radio->SetTxConfig( MODEM_LORA, TX_OUTPUT_POWER, 0, LORA_BANDWIDTH,
Helmut64 0:c43b6919ae15 185 LORA_SPREADING_FACTOR, LORA_CODINGRATE,
Helmut64 0:c43b6919ae15 186 LORA_PREAMBLE_LENGTH, LORA_FIX_LENGTH_PAYLOAD_ON,
Helmut64 0:c43b6919ae15 187 LORA_CRC_ENABLED, LORA_FHSS_ENABLED, LORA_NB_SYMB_HOP,
Helmut64 0:c43b6919ae15 188 LORA_IQ_INVERSION_ON, 2000 );
Helmut64 0:c43b6919ae15 189
Helmut64 0:c43b6919ae15 190 Radio->SetRxConfig( MODEM_LORA, LORA_BANDWIDTH, LORA_SPREADING_FACTOR,
Helmut64 0:c43b6919ae15 191 LORA_CODINGRATE, 0, LORA_PREAMBLE_LENGTH,
Helmut64 0:c43b6919ae15 192 LORA_SYMBOL_TIMEOUT, LORA_FIX_LENGTH_PAYLOAD_ON, 0,
Helmut64 0:c43b6919ae15 193 LORA_CRC_ENABLED, LORA_FHSS_ENABLED, LORA_NB_SYMB_HOP,
Helmut64 0:c43b6919ae15 194 LORA_IQ_INVERSION_ON, true );
Helmut64 0:c43b6919ae15 195
Helmut64 0:c43b6919ae15 196 #elif USE_MODEM_FSK == 1
Helmut64 0:c43b6919ae15 197
Helmut64 0:c43b6919ae15 198 dprintf(" > FSK Mode <");
Helmut64 0:c43b6919ae15 199 Radio->SetTxConfig( MODEM_FSK, TX_OUTPUT_POWER, FSK_FDEV, 0,
Helmut64 0:c43b6919ae15 200 FSK_DATARATE, 0,
Helmut64 0:c43b6919ae15 201 FSK_PREAMBLE_LENGTH, FSK_FIX_LENGTH_PAYLOAD_ON,
Helmut64 0:c43b6919ae15 202 FSK_CRC_ENABLED, 0, 0, 0, 2000 );
Helmut64 0:c43b6919ae15 203
Helmut64 0:c43b6919ae15 204 Radio->SetRxConfig( MODEM_FSK, FSK_BANDWIDTH, FSK_DATARATE,
Helmut64 0:c43b6919ae15 205 0, FSK_AFC_BANDWIDTH, FSK_PREAMBLE_LENGTH,
Helmut64 0:c43b6919ae15 206 0, FSK_FIX_LENGTH_PAYLOAD_ON, 0, FSK_CRC_ENABLED,
Helmut64 0:c43b6919ae15 207 0, 0, false, true );
Helmut64 0:c43b6919ae15 208
Helmut64 0:c43b6919ae15 209 #else
Helmut64 0:c43b6919ae15 210
Helmut64 0:c43b6919ae15 211 #error "Please define a modem in the compiler options."
Helmut64 0:c43b6919ae15 212
Helmut64 0:c43b6919ae15 213 #endif
Helmut64 0:c43b6919ae15 214
Helmut64 0:c43b6919ae15 215 if (DEBUG_MESSAGE)
Helmut64 0:c43b6919ae15 216 dprintf("Starting Ping-Pong loop");
Helmut64 0:c43b6919ae15 217
Helmut64 0:c43b6919ae15 218
Helmut64 0:c43b6919ae15 219 Radio->Rx( RX_TIMEOUT_VALUE );
dev_alexander 22:abca9d17d13d 220 }
dev_alexander 22:abca9d17d13d 221
dev_alexander 25:1a031add188a 222 /****************************************************************************************************************************************
dev_alexander 25:1a031add188a 223 *
dev_alexander 25:1a031add188a 224 ****************************************************************************************************************************************/
dev_alexander 22:abca9d17d13d 225 int SX1276PingPong(void)
dev_alexander 22:abca9d17d13d 226 {
dev_alexander 22:abca9d17d13d 227 #if defined(TARGET_MAX32630FTHR) // Master Device: Bluetooth Gateway
dev_alexander 22:abca9d17d13d 228 bool isMaster = true;
dev_alexander 23:f74a50977593 229 #elif defined(TARGET_MAX32620FTHR) // Slave Device: Robot
dev_alexander 22:abca9d17d13d 230 bool isMaster = false;
Helmut64 0:c43b6919ae15 231 #endif
dev_alexander 25:1a031add188a 232
dev_alexander 22:abca9d17d13d 233 switch( State )
dev_alexander 22:abca9d17d13d 234 {
dev_alexander 22:abca9d17d13d 235 case RX:
dev_alexander 28:0ed92c590607 236 // *led3 = 0;
dev_alexander 22:abca9d17d13d 237 if( isMaster == true )
Helmut64 0:c43b6919ae15 238 {
dev_alexander 24:e8d03912f303 239 if( BufferSizeRx > 0 )
Helmut64 0:c43b6919ae15 240 {
dev_alexander 28:0ed92c590607 241 if( memcmp(&BufferRx[rx_idx_signature], PongMsg, sizeof(PongMsg)) == 0 )
Helmut64 0:c43b6919ae15 242 {
dev_alexander 22:abca9d17d13d 243 // *led = !*led;
dev_alexander 22:abca9d17d13d 244 dprintf( "...Pong" );
dev_alexander 22:abca9d17d13d 245 // Send the next PING frame
dev_alexander 25:1a031add188a 246 // memcpy(BufferTx, PingMsg, sizeof(PingMsg));
dev_alexander 25:1a031add188a 247 /*
dev_alexander 22:abca9d17d13d 248 // We fill the buffer with numbers for the payload
dev_alexander 24:e8d03912f303 249 for( i = sizeof(PingMsg); i < BufferSizeTx; i++ )
Helmut64 0:c43b6919ae15 250 {
dev_alexander 24:e8d03912f303 251 BufferTx[i] = i - sizeof(PingMsg);
Helmut64 0:c43b6919ae15 252 }
dev_alexander 25:1a031add188a 253 */
dev_alexander 25:1a031add188a 254 /* Construct the payload buffer so data can be transmited. */
dev_alexander 28:0ed92c590607 255 // fillPayloadWithGlobalBufs(BufferTx);
dev_alexander 22:abca9d17d13d 256 wait_ms( 10 );
dev_alexander 28:0ed92c590607 257 Radio->Send( BufferTx, BufferSizeTx );
dev_alexander 22:abca9d17d13d 258 }
dev_alexander 22:abca9d17d13d 259 /* else if( memcmp(Buffer, PingMsg, sizeof(PingMsg)) == 0 )
dev_alexander 22:abca9d17d13d 260 { // A master already exists then become a slave
dev_alexander 22:abca9d17d13d 261 dprintf( "...Ping" );
dev_alexander 22:abca9d17d13d 262 // *led = !*led;
dev_alexander 22:abca9d17d13d 263 isMaster = false;
dev_alexander 22:abca9d17d13d 264 // Send the next PONG frame
dev_alexander 22:abca9d17d13d 265 memcpy(Buffer, PongMsg, sizeof(PongMsg));
dev_alexander 22:abca9d17d13d 266 // We fill the buffer with numbers for the payload
dev_alexander 22:abca9d17d13d 267 for( i = sizeof(PongMsg); i < BufferSize; i++ )
dev_alexander 22:abca9d17d13d 268 {
dev_alexander 22:abca9d17d13d 269 Buffer[i] = i - sizeof(PongMsg);
Helmut64 0:c43b6919ae15 270 }
dev_alexander 22:abca9d17d13d 271 wait_ms( 10 );
dev_alexander 22:abca9d17d13d 272 Radio->Send( Buffer, BufferSize );
dev_alexander 22:abca9d17d13d 273 }
dev_alexander 22:abca9d17d13d 274 */
dev_alexander 22:abca9d17d13d 275 else // valid reception but neither a PING or a PONG message
dev_alexander 22:abca9d17d13d 276 { // Set device as master ans start again
dev_alexander 24:e8d03912f303 277 //isMaster = true;
dev_alexander 22:abca9d17d13d 278 Radio->Rx( RX_TIMEOUT_VALUE );
Helmut64 0:c43b6919ae15 279 }
Helmut64 0:c43b6919ae15 280 }
dev_alexander 22:abca9d17d13d 281 }
dev_alexander 22:abca9d17d13d 282 else
dev_alexander 22:abca9d17d13d 283 {
dev_alexander 24:e8d03912f303 284 if( BufferSizeRx > 0 )
Helmut64 0:c43b6919ae15 285 {
dev_alexander 28:0ed92c590607 286 if( memcmp(BufferRx, PingMsg, sizeof(PingMsg)) == 0 )
Helmut64 0:c43b6919ae15 287 {
dev_alexander 22:abca9d17d13d 288 // *led = !*led;
dev_alexander 22:abca9d17d13d 289 dprintf( "...Ping" );
dev_alexander 22:abca9d17d13d 290 // Send the reply to the PING string
dev_alexander 25:1a031add188a 291 // memcpy(BufferTx, PongMsg, sizeof(PongMsg));
dev_alexander 25:1a031add188a 292 /*
dev_alexander 22:abca9d17d13d 293 // We fill the buffer with numbers for the payload
dev_alexander 24:e8d03912f303 294 for( i = sizeof(PongMsg); i < BufferSizeTx; i++ )
dev_alexander 22:abca9d17d13d 295 {
dev_alexander 24:e8d03912f303 296 BufferTx[i] = i - sizeof(PongMsg);
dev_alexander 22:abca9d17d13d 297 }
dev_alexander 25:1a031add188a 298 */
dev_alexander 28:0ed92c590607 299 // fillPayloadWithGlobalBufs(BufferTx);
dev_alexander 22:abca9d17d13d 300 wait_ms( 10 );
dev_alexander 28:0ed92c590607 301 Radio->Send( BufferTx, BufferSizeTx );
Helmut64 0:c43b6919ae15 302 }
dev_alexander 22:abca9d17d13d 303 else // valid reception but not a PING as expected
dev_alexander 22:abca9d17d13d 304 { // Set device as master and start again
dev_alexander 22:abca9d17d13d 305 //isMaster = true;
dev_alexander 22:abca9d17d13d 306 Radio->Rx( RX_TIMEOUT_VALUE );
dev_alexander 22:abca9d17d13d 307 }
Helmut64 0:c43b6919ae15 308 }
dev_alexander 22:abca9d17d13d 309 }
dev_alexander 22:abca9d17d13d 310 State = LOWPOWER;
dev_alexander 22:abca9d17d13d 311 break;
dev_alexander 22:abca9d17d13d 312 case TX:
dev_alexander 28:0ed92c590607 313 // *led3 = 1;
dev_alexander 22:abca9d17d13d 314 if( isMaster == true )
dev_alexander 22:abca9d17d13d 315 {
dev_alexander 22:abca9d17d13d 316 dprintf("Ping..." );
dev_alexander 22:abca9d17d13d 317 }
dev_alexander 22:abca9d17d13d 318 else
dev_alexander 22:abca9d17d13d 319 {
dev_alexander 22:abca9d17d13d 320 dprintf("Pong..." );
dev_alexander 22:abca9d17d13d 321 }
dev_alexander 22:abca9d17d13d 322 Radio->Rx( RX_TIMEOUT_VALUE );
dev_alexander 22:abca9d17d13d 323 State = LOWPOWER;
dev_alexander 22:abca9d17d13d 324 break;
dev_alexander 22:abca9d17d13d 325 case RX_TIMEOUT:
dev_alexander 22:abca9d17d13d 326 if( isMaster == true )
dev_alexander 22:abca9d17d13d 327 {
dev_alexander 22:abca9d17d13d 328 // Send the next PING frame
dev_alexander 25:1a031add188a 329 // memcpy(BufferTx, PingMsg, sizeof(PingMsg));
dev_alexander 25:1a031add188a 330 /*
dev_alexander 24:e8d03912f303 331 for( i = sizeof(PingMsg); i < BufferSizeTx; i++ )
Helmut64 0:c43b6919ae15 332 {
dev_alexander 24:e8d03912f303 333 BufferTx[i] = i - sizeof(PingMsg);
Helmut64 0:c43b6919ae15 334 }
dev_alexander 25:1a031add188a 335 */
dev_alexander 28:0ed92c590607 336 fillPayloadWithGlobalBufs(BufferTx);
dev_alexander 22:abca9d17d13d 337 wait_ms( 10 );
dev_alexander 28:0ed92c590607 338 Radio->Send( BufferTx, BufferSizeTx );
dev_alexander 22:abca9d17d13d 339 }
dev_alexander 22:abca9d17d13d 340 else
dev_alexander 22:abca9d17d13d 341 {
dev_alexander 22:abca9d17d13d 342 Radio->Rx( RX_TIMEOUT_VALUE );
dev_alexander 22:abca9d17d13d 343 }
dev_alexander 22:abca9d17d13d 344 State = LOWPOWER;
dev_alexander 22:abca9d17d13d 345 break;
dev_alexander 22:abca9d17d13d 346 case RX_ERROR:
dev_alexander 22:abca9d17d13d 347 // We have received a Packet with a CRC error, send reply as if packet was correct
dev_alexander 22:abca9d17d13d 348 if( isMaster == true )
dev_alexander 22:abca9d17d13d 349 {
dev_alexander 22:abca9d17d13d 350 // Send the next PING frame
dev_alexander 28:0ed92c590607 351 memcpy(BufferTx, PingMsg, sizeof(PingMsg));
dev_alexander 25:1a031add188a 352 /*
dev_alexander 24:e8d03912f303 353 for( i = 4; i < BufferSizeTx; i++ )
Helmut64 0:c43b6919ae15 354 {
dev_alexander 24:e8d03912f303 355 BufferTx[i] = i - 4;
Helmut64 0:c43b6919ae15 356 }
dev_alexander 25:1a031add188a 357 */
dev_alexander 28:0ed92c590607 358 // fillPayloadWithGlobalBufs(BufferTx);
dev_alexander 22:abca9d17d13d 359 wait_ms( 10 );
dev_alexander 28:0ed92c590607 360 Radio->Send( BufferTx, BufferSizeTx );
dev_alexander 22:abca9d17d13d 361 }
dev_alexander 22:abca9d17d13d 362 else
dev_alexander 22:abca9d17d13d 363 {
dev_alexander 22:abca9d17d13d 364 // Send the next PONG frame
dev_alexander 25:1a031add188a 365 // memcpy(BufferTx, PongMsg, sizeof(PongMsg));
dev_alexander 25:1a031add188a 366 /*
dev_alexander 24:e8d03912f303 367 for( i = sizeof(PongMsg); i < BufferSizeTx; i++ )
dev_alexander 22:abca9d17d13d 368 {
dev_alexander 24:e8d03912f303 369 BufferTx[i] = i - sizeof(PongMsg);
dev_alexander 22:abca9d17d13d 370 }
dev_alexander 25:1a031add188a 371 */
dev_alexander 28:0ed92c590607 372 // fillPayloadWithGlobalBufs(BufferTx);
dev_alexander 22:abca9d17d13d 373 wait_ms( 10 );
dev_alexander 28:0ed92c590607 374 Radio->Send( BufferTx, BufferSizeTx );
dev_alexander 22:abca9d17d13d 375 }
dev_alexander 22:abca9d17d13d 376 State = LOWPOWER;
dev_alexander 22:abca9d17d13d 377 break;
dev_alexander 22:abca9d17d13d 378 case TX_TIMEOUT:
dev_alexander 22:abca9d17d13d 379 Radio->Rx( RX_TIMEOUT_VALUE );
dev_alexander 22:abca9d17d13d 380 State = LOWPOWER;
dev_alexander 22:abca9d17d13d 381 break;
dev_alexander 22:abca9d17d13d 382 case LOWPOWER:
dev_alexander 22:abca9d17d13d 383 sleep();
dev_alexander 22:abca9d17d13d 384 break;
dev_alexander 22:abca9d17d13d 385 default:
dev_alexander 22:abca9d17d13d 386 State = LOWPOWER;
dev_alexander 22:abca9d17d13d 387 break;
dev_alexander 22:abca9d17d13d 388 }
Helmut64 0:c43b6919ae15 389 }
Helmut64 0:c43b6919ae15 390
Helmut64 11:d3a591c20cd7 391 void OnTxDone(void *radio, void *userThisPtr, void *userData)
Helmut64 0:c43b6919ae15 392 {
Helmut64 0:c43b6919ae15 393 Radio->Sleep( );
dev_alexander 25:1a031add188a 394 State = TX;
Helmut64 0:c43b6919ae15 395 if (DEBUG_MESSAGE)
Helmut64 0:c43b6919ae15 396 dprintf("> OnTxDone");
Helmut64 0:c43b6919ae15 397 }
Helmut64 0:c43b6919ae15 398
Helmut64 11:d3a591c20cd7 399 void OnRxDone(void *radio, void *userThisPtr, void *userData, uint8_t *payload, uint16_t size, int16_t rssi, int8_t snr)
Helmut64 0:c43b6919ae15 400 {
Helmut64 0:c43b6919ae15 401 Radio->Sleep( );
dev_alexander 28:0ed92c590607 402
dev_alexander 28:0ed92c590607 403 if(BufferSizeRx != size)
dev_alexander 28:0ed92c590607 404 memcpy( BufferRx, payload, size );
dev_alexander 28:0ed92c590607 405 else
dev_alexander 28:0ed92c590607 406 memcpy( BufferRx, payload, BufferSizeRx );
Helmut64 0:c43b6919ae15 407 State = RX;
dev_alexander 25:1a031add188a 408
dev_alexander 25:1a031add188a 409 // Call function that deconstructs payload
dev_alexander 28:0ed92c590607 410 // fillGlobalBufsWithPayload(payload);
dev_alexander 25:1a031add188a 411
Helmut64 0:c43b6919ae15 412 if (DEBUG_MESSAGE)
Helmut64 0:c43b6919ae15 413 dprintf("> OnRxDone: RssiValue=%d dBm, SnrValue=%d", rssi, snr);
Helmut64 0:c43b6919ae15 414 dump("Data:", payload, size);
Helmut64 0:c43b6919ae15 415 }
Helmut64 0:c43b6919ae15 416
Helmut64 11:d3a591c20cd7 417 void OnTxTimeout(void *radio, void *userThisPtr, void *userData)
Helmut64 0:c43b6919ae15 418 {
dev_alexander 28:0ed92c590607 419 // *led3 = 0;
Helmut64 0:c43b6919ae15 420 Radio->Sleep( );
Helmut64 0:c43b6919ae15 421 State = TX_TIMEOUT;
Helmut64 0:c43b6919ae15 422 if(DEBUG_MESSAGE)
Helmut64 0:c43b6919ae15 423 dprintf("> OnTxTimeout");
Helmut64 0:c43b6919ae15 424 }
Helmut64 0:c43b6919ae15 425
Helmut64 11:d3a591c20cd7 426 void OnRxTimeout(void *radio, void *userThisPtr, void *userData)
Helmut64 0:c43b6919ae15 427 {
dev_alexander 28:0ed92c590607 428 // *led3 = 0;
Helmut64 0:c43b6919ae15 429 Radio->Sleep( );
dev_alexander 28:0ed92c590607 430 BufferRx[BufferSizeRx-1] = 0;
Helmut64 0:c43b6919ae15 431 State = RX_TIMEOUT;
Helmut64 0:c43b6919ae15 432 if (DEBUG_MESSAGE)
Helmut64 0:c43b6919ae15 433 dprintf("> OnRxTimeout");
Helmut64 0:c43b6919ae15 434 }
Helmut64 0:c43b6919ae15 435
Helmut64 11:d3a591c20cd7 436 void OnRxError(void *radio, void *userThisPtr, void *userData)
Helmut64 0:c43b6919ae15 437 {
Helmut64 0:c43b6919ae15 438 Radio->Sleep( );
Helmut64 0:c43b6919ae15 439 State = RX_ERROR;
Helmut64 0:c43b6919ae15 440 if (DEBUG_MESSAGE)
Helmut64 0:c43b6919ae15 441 dprintf("> OnRxError");
Helmut64 0:c43b6919ae15 442 }
Helmut64 0:c43b6919ae15 443
Helmut64 0:c43b6919ae15 444 #endif