Guillou Glenn / Mbed 2 deprecated prog_recevoir_v3

programme pour recevoir les données des capteurs

Dependencies:   SX1272Lib mbed-src mbed

main.cpp@0:fa014443db91, 2017-05-13 (annotated)

Committer:
guillouhouede
Date:
Sat May 13 16:32:43 2017 +0000
Revision:
0:fa014443db91
Recevoir des donn?es;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
guillouhouede 0:fa014443db91 1 #include "mbed.h"
guillouhouede 0:fa014443db91 2 #include "main.h"
guillouhouede 0:fa014443db91 3 #include "sx1272-hal.h"
guillouhouede 0:fa014443db91 4 #include "debug.h"
guillouhouede 0:fa014443db91 5 //POUR TROUVER MES PODIFICATIONS, RECHERCHE LE MOT "jo" AVEC CTRL+F
guillouhouede 0:fa014443db91 6 /* Set this flag to '1' to display debug messages on the console */
guillouhouede 0:fa014443db91 7 #define DEBUG_MESSAGE 1
guillouhouede 0:fa014443db91 8
guillouhouede 0:fa014443db91 9 /* Set this flag to '1' to use the LoRa modulation or to '0' to use FSK modulation */
guillouhouede 0:fa014443db91 10 #define USE_MODEM_LORA 1
guillouhouede 0:fa014443db91 11 #define USE_MODEM_FSK !USE_MODEM_LORA
guillouhouede 0:fa014443db91 12
guillouhouede 0:fa014443db91 13 #define RF_FREQUENCY 868000000 // Hz
guillouhouede 0:fa014443db91 14 #define TX_OUTPUT_POWER 14 // 14 dBm
guillouhouede 0:fa014443db91 15
guillouhouede 0:fa014443db91 16 #if USE_MODEM_LORA == 1
guillouhouede 0:fa014443db91 17
guillouhouede 0:fa014443db91 18 #define LORA_BANDWIDTH 2 // [0: 125 kHz,
guillouhouede 0:fa014443db91 19 // 1: 250 kHz,
guillouhouede 0:fa014443db91 20 // 2: 500 kHz,
guillouhouede 0:fa014443db91 21 // 3: Reserved]
guillouhouede 0:fa014443db91 22 #define LORA_SPREADING_FACTOR 7 // [SF7..SF12]
guillouhouede 0:fa014443db91 23 #define LORA_CODINGRATE 1 // [1: 4/5,
guillouhouede 0:fa014443db91 24 // 2: 4/6,
guillouhouede 0:fa014443db91 25 // 3: 4/7,
guillouhouede 0:fa014443db91 26 // 4: 4/8]
guillouhouede 0:fa014443db91 27 #define LORA_PREAMBLE_LENGTH 8 // Same for Tx and Rx
guillouhouede 0:fa014443db91 28 #define LORA_SYMBOL_TIMEOUT 5 // Symbols
guillouhouede 0:fa014443db91 29 #define LORA_FIX_LENGTH_PAYLOAD_ON false
guillouhouede 0:fa014443db91 30 #define LORA_FHSS_ENABLED false
guillouhouede 0:fa014443db91 31 #define LORA_NB_SYMB_HOP 4
guillouhouede 0:fa014443db91 32 #define LORA_IQ_INVERSION_ON false
guillouhouede 0:fa014443db91 33 #define LORA_CRC_ENABLED true
guillouhouede 0:fa014443db91 34
guillouhouede 0:fa014443db91 35 #elif USE_MODEM_FSK == 1
guillouhouede 0:fa014443db91 36
guillouhouede 0:fa014443db91 37 #define FSK_FDEV 25000 // Hz
guillouhouede 0:fa014443db91 38 #define FSK_DATARATE 19200 // bps
guillouhouede 0:fa014443db91 39 #define FSK_BANDWIDTH 50000 // Hz
guillouhouede 0:fa014443db91 40 #define FSK_AFC_BANDWIDTH 83333 // Hz
guillouhouede 0:fa014443db91 41 #define FSK_PREAMBLE_LENGTH 5 // Same for Tx and Rx
guillouhouede 0:fa014443db91 42 #define FSK_FIX_LENGTH_PAYLOAD_ON false
guillouhouede 0:fa014443db91 43 #define FSK_CRC_ENABLED true
guillouhouede 0:fa014443db91 44
guillouhouede 0:fa014443db91 45 #else
guillouhouede 0:fa014443db91 46 #error "Please define a modem in the compiler options."
guillouhouede 0:fa014443db91 47 #endif
guillouhouede 0:fa014443db91 48
guillouhouede 0:fa014443db91 49 #define RX_TIMEOUT_VALUE 3500000 // in us
guillouhouede 0:fa014443db91 50 #define BUFFER_SIZE 32 // Define the payload size here
guillouhouede 0:fa014443db91 51
guillouhouede 0:fa014443db91 52 #if( defined ( TARGET_KL25Z ) || defined ( TARGET_LPC11U6X ) )
guillouhouede 0:fa014443db91 53 DigitalOut led(LED2);
guillouhouede 0:fa014443db91 54 #else
guillouhouede 0:fa014443db91 55 DigitalOut led(LED1);
guillouhouede 0:fa014443db91 56 #endif
guillouhouede 0:fa014443db91 57
guillouhouede 0:fa014443db91 58 //Jonathan
guillouhouede 0:fa014443db91 59
guillouhouede 0:fa014443db91 60
guillouhouede 0:fa014443db91 61 //
guillouhouede 0:fa014443db91 62 /*
guillouhouede 0:fa014443db91 63 * Global variables declarations
guillouhouede 0:fa014443db91 64 */
guillouhouede 0:fa014443db91 65 typedef enum
guillouhouede 0:fa014443db91 66 {
guillouhouede 0:fa014443db91 67 LOWPOWER = 0,
guillouhouede 0:fa014443db91 68 IDLE,
guillouhouede 0:fa014443db91 69
guillouhouede 0:fa014443db91 70 RX,
guillouhouede 0:fa014443db91 71 RX_TIMEOUT,
guillouhouede 0:fa014443db91 72 RX_ERROR,
guillouhouede 0:fa014443db91 73
guillouhouede 0:fa014443db91 74 TX,
guillouhouede 0:fa014443db91 75 TX_TIMEOUT,
guillouhouede 0:fa014443db91 76
guillouhouede 0:fa014443db91 77 CAD,
guillouhouede 0:fa014443db91 78 CAD_DONE
guillouhouede 0:fa014443db91 79 }AppStates_t;
guillouhouede 0:fa014443db91 80
guillouhouede 0:fa014443db91 81 volatile AppStates_t State = LOWPOWER;
guillouhouede 0:fa014443db91 82
guillouhouede 0:fa014443db91 83 /*!
guillouhouede 0:fa014443db91 84 * Radio events function pointer
guillouhouede 0:fa014443db91 85 */
guillouhouede 0:fa014443db91 86 static RadioEvents_t RadioEvents;
guillouhouede 0:fa014443db91 87
guillouhouede 0:fa014443db91 88 /*
guillouhouede 0:fa014443db91 89 * Global variables declarations
guillouhouede 0:fa014443db91 90 */
guillouhouede 0:fa014443db91 91 SX1272MB2xAS Radio( NULL );
guillouhouede 0:fa014443db91 92
guillouhouede 0:fa014443db91 93 const uint8_t PingMsg[] = "PING";
guillouhouede 0:fa014443db91 94 const uint8_t PongMsg[] = "PONG";
guillouhouede 0:fa014443db91 95
guillouhouede 0:fa014443db91 96 /*const uint8_t PingMsg[] = 42;
guillouhouede 0:fa014443db91 97 const uint8_t PongMsg[] = "Message reçu !";*/
guillouhouede 0:fa014443db91 98
guillouhouede 0:fa014443db91 99 uint16_t BufferSize = BUFFER_SIZE;
guillouhouede 0:fa014443db91 100 uint8_t Buffer[BUFFER_SIZE];
guillouhouede 0:fa014443db91 101
guillouhouede 0:fa014443db91 102 int16_t RssiValue = 0.0;
guillouhouede 0:fa014443db91 103 int8_t SnrValue = 0.0;
guillouhouede 0:fa014443db91 104
guillouhouede 0:fa014443db91 105
guillouhouede 0:fa014443db91 106
guillouhouede 0:fa014443db91 107
guillouhouede 0:fa014443db91 108 int main()
guillouhouede 0:fa014443db91 109 {
guillouhouede 0:fa014443db91 110 uint8_t i;
guillouhouede 0:fa014443db91 111 bool isMaster = true;
guillouhouede 0:fa014443db91 112
guillouhouede 0:fa014443db91 113 bool channel;
guillouhouede 0:fa014443db91 114
guillouhouede 0:fa014443db91 115 channel = Radio.IsChannelFree(MODEM_LORA,9000000,RssiValue);
guillouhouede 0:fa014443db91 116 debug("le channel est %d\n",channel);
guillouhouede 0:fa014443db91 117
guillouhouede 0:fa014443db91 118 debug( "\n\n\r SX1272 Ping Pong Demo Application \n\n\r" );
guillouhouede 0:fa014443db91 119
guillouhouede 0:fa014443db91 120 // Initialize Radio driver
guillouhouede 0:fa014443db91 121 RadioEvents.TxDone = OnTxDone;
guillouhouede 0:fa014443db91 122 RadioEvents.RxDone = OnRxDone;
guillouhouede 0:fa014443db91 123 RadioEvents.RxError = OnRxError;
guillouhouede 0:fa014443db91 124 RadioEvents.TxTimeout = OnTxTimeout;
guillouhouede 0:fa014443db91 125 RadioEvents.RxTimeout = OnRxTimeout;
guillouhouede 0:fa014443db91 126 Radio.Init( &RadioEvents );
guillouhouede 0:fa014443db91 127
guillouhouede 0:fa014443db91 128
guillouhouede 0:fa014443db91 129
guillouhouede 0:fa014443db91 130
guillouhouede 0:fa014443db91 131 //
guillouhouede 0:fa014443db91 132
guillouhouede 0:fa014443db91 133 // verify the connection with the board
guillouhouede 0:fa014443db91 134 while( Radio.Read( REG_VERSION ) == 0x00 )
guillouhouede 0:fa014443db91 135 {
guillouhouede 0:fa014443db91 136 debug( "Radio could not be detected!\n\r", NULL );
guillouhouede 0:fa014443db91 137 wait( 1 );
guillouhouede 0:fa014443db91 138 }
guillouhouede 0:fa014443db91 139
guillouhouede 0:fa014443db91 140 debug_if( ( DEBUG_MESSAGE & ( Radio.DetectBoardType( ) == SX1272MB2XAS ) ) , "\n\r > Board Type: SX1272MB2xAS < \n\r" );
guillouhouede 0:fa014443db91 141
guillouhouede 0:fa014443db91 142 Radio.SetChannel( RF_FREQUENCY );
guillouhouede 0:fa014443db91 143
guillouhouede 0:fa014443db91 144 #if USE_MODEM_LORA == 1
guillouhouede 0:fa014443db91 145
guillouhouede 0:fa014443db91 146 debug_if( LORA_FHSS_ENABLED, "\n\n\r > LORA FHSS Mode < \n\n\r");
guillouhouede 0:fa014443db91 147 debug_if( !LORA_FHSS_ENABLED, "\n\n\r > LORA Mode < \n\n\r");
guillouhouede 0:fa014443db91 148
guillouhouede 0:fa014443db91 149 Radio.SetTxConfig( MODEM_LORA, TX_OUTPUT_POWER, 0, LORA_BANDWIDTH,
guillouhouede 0:fa014443db91 150 LORA_SPREADING_FACTOR, LORA_CODINGRATE,
guillouhouede 0:fa014443db91 151 LORA_PREAMBLE_LENGTH, LORA_FIX_LENGTH_PAYLOAD_ON,
guillouhouede 0:fa014443db91 152 LORA_CRC_ENABLED, LORA_FHSS_ENABLED, LORA_NB_SYMB_HOP,
guillouhouede 0:fa014443db91 153 LORA_IQ_INVERSION_ON, 2000000 );
guillouhouede 0:fa014443db91 154
guillouhouede 0:fa014443db91 155 Radio.SetRxConfig( MODEM_LORA, LORA_BANDWIDTH, LORA_SPREADING_FACTOR,
guillouhouede 0:fa014443db91 156 LORA_CODINGRATE, 0, LORA_PREAMBLE_LENGTH,
guillouhouede 0:fa014443db91 157 LORA_SYMBOL_TIMEOUT, LORA_FIX_LENGTH_PAYLOAD_ON, 0,
guillouhouede 0:fa014443db91 158 LORA_CRC_ENABLED, LORA_FHSS_ENABLED, LORA_NB_SYMB_HOP,
guillouhouede 0:fa014443db91 159 LORA_IQ_INVERSION_ON, true );
guillouhouede 0:fa014443db91 160
guillouhouede 0:fa014443db91 161 #elif USE_MODEM_FSK == 1
guillouhouede 0:fa014443db91 162
guillouhouede 0:fa014443db91 163 debug("\n\n\r > FSK Mode < \n\n\r");
guillouhouede 0:fa014443db91 164 Radio.SetTxConfig( MODEM_FSK, TX_OUTPUT_POWER, FSK_FDEV, 0,
guillouhouede 0:fa014443db91 165 FSK_DATARATE, 0,
guillouhouede 0:fa014443db91 166 FSK_PREAMBLE_LENGTH, FSK_FIX_LENGTH_PAYLOAD_ON,
guillouhouede 0:fa014443db91 167 FSK_CRC_ENABLED, 0, 0, 0, 2000000 );
guillouhouede 0:fa014443db91 168
guillouhouede 0:fa014443db91 169 Radio.SetRxConfig( MODEM_FSK, FSK_BANDWIDTH, FSK_DATARATE,
guillouhouede 0:fa014443db91 170 0, FSK_AFC_BANDWIDTH, FSK_PREAMBLE_LENGTH,
guillouhouede 0:fa014443db91 171 0, FSK_FIX_LENGTH_PAYLOAD_ON, 0, FSK_CRC_ENABLED,
guillouhouede 0:fa014443db91 172 0, 0, false, true );
guillouhouede 0:fa014443db91 173
guillouhouede 0:fa014443db91 174 #else
guillouhouede 0:fa014443db91 175
guillouhouede 0:fa014443db91 176 #error "Please define a modem in the compiler options."
guillouhouede 0:fa014443db91 177
guillouhouede 0:fa014443db91 178 #endif
guillouhouede 0:fa014443db91 179
guillouhouede 0:fa014443db91 180 debug_if( DEBUG_MESSAGE, "Starting Ping-Pong loop\r\n" );
guillouhouede 0:fa014443db91 181
guillouhouede 0:fa014443db91 182 led = 0;
guillouhouede 0:fa014443db91 183
guillouhouede 0:fa014443db91 184 Radio.Rx( RX_TIMEOUT_VALUE );
guillouhouede 0:fa014443db91 185 uint8_t val_res[4];
guillouhouede 0:fa014443db91 186 uint8_t val_condu[4];
guillouhouede 0:fa014443db91 187 uint8_t val_tempe[4];
guillouhouede 0:fa014443db91 188 uint8_t val_humi[4];
guillouhouede 0:fa014443db91 189 float somme;
guillouhouede 0:fa014443db91 190 float somme_condu;
guillouhouede 0:fa014443db91 191 float somme_tempe;
guillouhouede 0:fa014443db91 192 float somme_humi;
guillouhouede 0:fa014443db91 193 wait(1);
guillouhouede 0:fa014443db91 194 //on remplit le buffer a 0
guillouhouede 0:fa014443db91 195 for( i = 0; i < BufferSize; i++ )
guillouhouede 0:fa014443db91 196 {
guillouhouede 0:fa014443db91 197 Buffer[i] =0;
guillouhouede 0:fa014443db91 198 }
guillouhouede 0:fa014443db91 199
guillouhouede 0:fa014443db91 200 while( 1 )
guillouhouede 0:fa014443db91 201 {
guillouhouede 0:fa014443db91 202 wait(2);
guillouhouede 0:fa014443db91 203 switch( State )
guillouhouede 0:fa014443db91 204 {
guillouhouede 0:fa014443db91 205 case RX:
guillouhouede 0:fa014443db91 206 if( isMaster == true )
guillouhouede 0:fa014443db91 207 {
guillouhouede 0:fa014443db91 208 if( BufferSize > 0 )
guillouhouede 0:fa014443db91 209 {
guillouhouede 0:fa014443db91 210 if( Buffer[1] == 0 and Buffer[3]==0)
guillouhouede 0:fa014443db91 211 {
guillouhouede 0:fa014443db91 212 led = !led;
guillouhouede 0:fa014443db91 213 debug( "\r\n" );
guillouhouede 0:fa014443db91 214 Buffer[0]=1;
guillouhouede 0:fa014443db91 215
guillouhouede 0:fa014443db91 216 wait_ms( 1000 );
guillouhouede 0:fa014443db91 217 Radio.Send( Buffer, BufferSize );
guillouhouede 0:fa014443db91 218 }
guillouhouede 0:fa014443db91 219 else if(Buffer[1]==1 and Buffer[3]==0)
guillouhouede 0:fa014443db91 220 { // A master already exists then become a slave
guillouhouede 0:fa014443db91 221 debug( "On recoit les valeurs de A\r\n" );
guillouhouede 0:fa014443db91 222
guillouhouede 0:fa014443db91 223 led = !led;
guillouhouede 0:fa014443db91 224 //isMaster = false;
guillouhouede 0:fa014443db91 225 // Send the next PONG frame
guillouhouede 0:fa014443db91 226 strcpy( ( char* )Buffer, ( char* )PongMsg );
guillouhouede 0:fa014443db91 227 //debug("buf 0 %d\n",Buffer[0]);
guillouhouede 0:fa014443db91 228 val_res[0]=Buffer[4];
guillouhouede 0:fa014443db91 229 val_res[1]=Buffer[5];
guillouhouede 0:fa014443db91 230 val_res[2]=Buffer[6];
guillouhouede 0:fa014443db91 231 val_res[3]=Buffer[7];
guillouhouede 0:fa014443db91 232 somme=*( (float*)(val_res ));
guillouhouede 0:fa014443db91 233 //debug("Val res 0 vaut dans RX : %d\n",val_res[0]);
guillouhouede 0:fa014443db91 234 //debug("somme vaut : %f\n",somme);
guillouhouede 0:fa014443db91 235 val_condu[0]=Buffer[8];
guillouhouede 0:fa014443db91 236 val_condu[1]=Buffer[9];
guillouhouede 0:fa014443db91 237 val_condu[2]=Buffer[10];
guillouhouede 0:fa014443db91 238 val_condu[3]=Buffer[11];
guillouhouede 0:fa014443db91 239 somme_condu=*( (float*)(val_condu ));
guillouhouede 0:fa014443db91 240
guillouhouede 0:fa014443db91 241 val_tempe[0]=Buffer[12];
guillouhouede 0:fa014443db91 242 val_tempe[1]=Buffer[13];
guillouhouede 0:fa014443db91 243 val_tempe[2]=Buffer[14];
guillouhouede 0:fa014443db91 244 val_tempe[3]=Buffer[15];
guillouhouede 0:fa014443db91 245 somme_tempe=*( (float*)(val_tempe ));
guillouhouede 0:fa014443db91 246
guillouhouede 0:fa014443db91 247 val_humi[0]=Buffer[16];
guillouhouede 0:fa014443db91 248 val_humi[1]=Buffer[17];
guillouhouede 0:fa014443db91 249 val_humi[2]=Buffer[18];
guillouhouede 0:fa014443db91 250 val_humi[3]=Buffer[19];
guillouhouede 0:fa014443db91 251 somme_humi=*( (float*)(val_humi ));
guillouhouede 0:fa014443db91 252 // We fill the buffer with numbers for the payload
guillouhouede 0:fa014443db91 253 for( i = 20; i < BufferSize; i++ )
guillouhouede 0:fa014443db91 254 {
guillouhouede 0:fa014443db91 255 Buffer[i] = i - 20;
guillouhouede 0:fa014443db91 256 }
guillouhouede 0:fa014443db91 257 Buffer[0]=0;
guillouhouede 0:fa014443db91 258 Buffer[2]=1;
guillouhouede 0:fa014443db91 259 somme=somme/10000;
guillouhouede 0:fa014443db91 260 somme_tempe=somme_tempe/100;
guillouhouede 0:fa014443db91 261 somme_humi=somme_humi/1000;
guillouhouede 0:fa014443db91 262 debug("A %f R,%f C,%f T,%f H\n",somme,somme_condu,somme_tempe,somme_humi);
guillouhouede 0:fa014443db91 263 wait_ms( 1000 );
guillouhouede 0:fa014443db91 264
guillouhouede 0:fa014443db91 265 Radio.Send( Buffer, BufferSize );
guillouhouede 0:fa014443db91 266 //wait(10);
guillouhouede 0:fa014443db91 267 }
guillouhouede 0:fa014443db91 268 else if(Buffer[3]==1 and Buffer[1]==0)
guillouhouede 0:fa014443db91 269 { // A master already exists then become a slave
guillouhouede 0:fa014443db91 270 debug( "On recoit les valeurs de A\r\n" );
guillouhouede 0:fa014443db91 271
guillouhouede 0:fa014443db91 272 led = !led;
guillouhouede 0:fa014443db91 273 //isMaster = false;
guillouhouede 0:fa014443db91 274 // Send the next PONG frame
guillouhouede 0:fa014443db91 275 strcpy( ( char* )Buffer, ( char* )PongMsg );
guillouhouede 0:fa014443db91 276 //debug("buf 0 %d\n",Buffer[0]);
guillouhouede 0:fa014443db91 277 val_res[0]=Buffer[4];
guillouhouede 0:fa014443db91 278 val_res[1]=Buffer[5];
guillouhouede 0:fa014443db91 279 val_res[2]=Buffer[6];
guillouhouede 0:fa014443db91 280 val_res[3]=Buffer[7];
guillouhouede 0:fa014443db91 281 somme=*( (float*)(val_res ));
guillouhouede 0:fa014443db91 282 //debug("Val res 0 vaut dans RX : %d\n",val_res[0]);
guillouhouede 0:fa014443db91 283 //debug("somme vaut : %f\n",somme);
guillouhouede 0:fa014443db91 284 val_condu[0]=Buffer[8];
guillouhouede 0:fa014443db91 285 val_condu[1]=Buffer[9];
guillouhouede 0:fa014443db91 286 val_condu[2]=Buffer[10];
guillouhouede 0:fa014443db91 287 val_condu[3]=Buffer[11];
guillouhouede 0:fa014443db91 288 somme_condu=*( (float*)(val_condu ));
guillouhouede 0:fa014443db91 289
guillouhouede 0:fa014443db91 290 val_tempe[0]=Buffer[12];
guillouhouede 0:fa014443db91 291 val_tempe[1]=Buffer[13];
guillouhouede 0:fa014443db91 292 val_tempe[2]=Buffer[14];
guillouhouede 0:fa014443db91 293 val_tempe[3]=Buffer[15];
guillouhouede 0:fa014443db91 294 somme_tempe=*( (float*)(val_tempe ));
guillouhouede 0:fa014443db91 295
guillouhouede 0:fa014443db91 296 val_humi[0]=Buffer[16];
guillouhouede 0:fa014443db91 297 val_humi[1]=Buffer[17];
guillouhouede 0:fa014443db91 298 val_humi[2]=Buffer[18];
guillouhouede 0:fa014443db91 299 val_humi[3]=Buffer[19];
guillouhouede 0:fa014443db91 300 somme_humi=*( (float*)(val_humi ));
guillouhouede 0:fa014443db91 301 // We fill the buffer with numbers for the payload
guillouhouede 0:fa014443db91 302 for( i = 20; i < BufferSize; i++ )
guillouhouede 0:fa014443db91 303 {
guillouhouede 0:fa014443db91 304 Buffer[i] = i - 20;
guillouhouede 0:fa014443db91 305 }
guillouhouede 0:fa014443db91 306 Buffer[2]=0;
guillouhouede 0:fa014443db91 307 Buffer[0]=1;
guillouhouede 0:fa014443db91 308 somme=somme/10000;
guillouhouede 0:fa014443db91 309 somme_tempe=somme_tempe/100;
guillouhouede 0:fa014443db91 310 somme_humi=somme_humi/1000;
guillouhouede 0:fa014443db91 311 debug("B %f R,%f C,%f T,%f H\n",somme,somme_condu,somme_tempe,somme_humi);
guillouhouede 0:fa014443db91 312 wait_ms( 1000 );
guillouhouede 0:fa014443db91 313
guillouhouede 0:fa014443db91 314 Radio.Send( Buffer, BufferSize );
guillouhouede 0:fa014443db91 315 //wait(10);
guillouhouede 0:fa014443db91 316 }
guillouhouede 0:fa014443db91 317 else if(Buffer[1]==1 and Buffer[3]==1)
guillouhouede 0:fa014443db91 318 { // A master already exists then become a slave
guillouhouede 0:fa014443db91 319 debug( "Les deux sont a 1\r\n" );
guillouhouede 0:fa014443db91 320
guillouhouede 0:fa014443db91 321 led = !led;
guillouhouede 0:fa014443db91 322 //isMaster = false;
guillouhouede 0:fa014443db91 323 // Send the next PONG frame
guillouhouede 0:fa014443db91 324 Buffer[1]=0;
guillouhouede 0:fa014443db91 325 Buffer[2]=0;
guillouhouede 0:fa014443db91 326 Buffer[0]=1;
guillouhouede 0:fa014443db91 327 Buffer[3]=0;
guillouhouede 0:fa014443db91 328 // We fill the buffer with numbers for the payload
guillouhouede 0:fa014443db91 329 for( i = 20; i < BufferSize; i++ )
guillouhouede 0:fa014443db91 330 {
guillouhouede 0:fa014443db91 331 Buffer[i] = i - 20;
guillouhouede 0:fa014443db91 332 }
guillouhouede 0:fa014443db91 333 wait_ms( 1000 );
guillouhouede 0:fa014443db91 334
guillouhouede 0:fa014443db91 335 Radio.Send( Buffer, BufferSize );
guillouhouede 0:fa014443db91 336 //wait(10);
guillouhouede 0:fa014443db91 337 }
guillouhouede 0:fa014443db91 338 else // valid reception but neither a PING or a PONG message
guillouhouede 0:fa014443db91 339 { // Set device as master ans start again
guillouhouede 0:fa014443db91 340 isMaster = true;
guillouhouede 0:fa014443db91 341 Radio.Rx( RX_TIMEOUT_VALUE );
guillouhouede 0:fa014443db91 342 }
guillouhouede 0:fa014443db91 343 }
guillouhouede 0:fa014443db91 344 }
guillouhouede 0:fa014443db91 345 else
guillouhouede 0:fa014443db91 346 {
guillouhouede 0:fa014443db91 347
guillouhouede 0:fa014443db91 348 }
guillouhouede 0:fa014443db91 349 State = LOWPOWER;
guillouhouede 0:fa014443db91 350 break;
guillouhouede 0:fa014443db91 351 case TX:
guillouhouede 0:fa014443db91 352 led = !led;
guillouhouede 0:fa014443db91 353 //uint8_t val_res;
guillouhouede 0:fa014443db91 354 int i;
guillouhouede 0:fa014443db91 355 if( isMaster == true )
guillouhouede 0:fa014443db91 356 {
guillouhouede 0:fa014443db91 357 debug( "Tx envoi\r\n" );
guillouhouede 0:fa014443db91 358
guillouhouede 0:fa014443db91 359 }
guillouhouede 0:fa014443db91 360 else
guillouhouede 0:fa014443db91 361 {
guillouhouede 0:fa014443db91 362 debug( "Pong...\r\n" );
guillouhouede 0:fa014443db91 363
guillouhouede 0:fa014443db91 364 }
guillouhouede 0:fa014443db91 365 Radio.Rx( RX_TIMEOUT_VALUE );
guillouhouede 0:fa014443db91 366 State = LOWPOWER;
guillouhouede 0:fa014443db91 367 break;
guillouhouede 0:fa014443db91 368 case RX_TIMEOUT:
guillouhouede 0:fa014443db91 369 if( isMaster == true )
guillouhouede 0:fa014443db91 370 {
guillouhouede 0:fa014443db91 371 // Send the next PING frame
guillouhouede 0:fa014443db91 372 //strcpy( ( char* )Buffer, ( char* )PingMsg );
guillouhouede 0:fa014443db91 373 if(Buffer[1]==1){
guillouhouede 0:fa014443db91 374 val_res[0]=Buffer[4];
guillouhouede 0:fa014443db91 375 val_res[1]=Buffer[5];
guillouhouede 0:fa014443db91 376 val_res[2]=Buffer[6];
guillouhouede 0:fa014443db91 377 val_res[3]=Buffer[7];
guillouhouede 0:fa014443db91 378 somme=*( (float*)(val_res ));
guillouhouede 0:fa014443db91 379
guillouhouede 0:fa014443db91 380 val_condu[0]=Buffer[8];
guillouhouede 0:fa014443db91 381 val_condu[1]=Buffer[9];
guillouhouede 0:fa014443db91 382 val_condu[2]=Buffer[10];
guillouhouede 0:fa014443db91 383 val_condu[3]=Buffer[11];
guillouhouede 0:fa014443db91 384 somme_condu=*( (float*)(val_condu ));
guillouhouede 0:fa014443db91 385
guillouhouede 0:fa014443db91 386 val_tempe[0]=Buffer[12];
guillouhouede 0:fa014443db91 387 val_tempe[1]=Buffer[13];
guillouhouede 0:fa014443db91 388 val_tempe[2]=Buffer[14];
guillouhouede 0:fa014443db91 389 val_tempe[3]=Buffer[15];
guillouhouede 0:fa014443db91 390 somme_tempe=*( (float*)(val_tempe ));
guillouhouede 0:fa014443db91 391
guillouhouede 0:fa014443db91 392 val_humi[0]=Buffer[16];
guillouhouede 0:fa014443db91 393 val_humi[1]=Buffer[17];
guillouhouede 0:fa014443db91 394 val_humi[2]=Buffer[18];
guillouhouede 0:fa014443db91 395 val_humi[3]=Buffer[19];
guillouhouede 0:fa014443db91 396 somme_humi=*( (float*)(val_humi ));
guillouhouede 0:fa014443db91 397 debug("A %f R,%f C,%f T,%f H\n",somme,somme_condu,somme_tempe,somme_humi);
guillouhouede 0:fa014443db91 398 }
guillouhouede 0:fa014443db91 399 else{
guillouhouede 0:fa014443db91 400 Buffer[0]=1;
guillouhouede 0:fa014443db91 401 }
guillouhouede 0:fa014443db91 402 for( i = 20; i < BufferSize; i++ )
guillouhouede 0:fa014443db91 403 {
guillouhouede 0:fa014443db91 404 Buffer[i] = i - 20;
guillouhouede 0:fa014443db91 405 }
guillouhouede 0:fa014443db91 406 wait_ms( 1000 );
guillouhouede 0:fa014443db91 407 Radio.Send( Buffer, BufferSize );
guillouhouede 0:fa014443db91 408 }
guillouhouede 0:fa014443db91 409 else
guillouhouede 0:fa014443db91 410 {
guillouhouede 0:fa014443db91 411 Radio.Rx( RX_TIMEOUT_VALUE );
guillouhouede 0:fa014443db91 412 }
guillouhouede 0:fa014443db91 413 State = LOWPOWER;
guillouhouede 0:fa014443db91 414 break;
guillouhouede 0:fa014443db91 415 case RX_ERROR:
guillouhouede 0:fa014443db91 416 // We have received a Packet with a CRC error, send reply as if packet was correct
guillouhouede 0:fa014443db91 417 if( isMaster == true )
guillouhouede 0:fa014443db91 418 {
guillouhouede 0:fa014443db91 419 // Send the next PING frame
guillouhouede 0:fa014443db91 420 // strcpy( ( char* )Buffer, ( char* )PingMsg );
guillouhouede 0:fa014443db91 421 for( i = 0; i < BufferSize; i++ )
guillouhouede 0:fa014443db91 422 {
guillouhouede 0:fa014443db91 423 Buffer[i] = 0;
guillouhouede 0:fa014443db91 424 }
guillouhouede 0:fa014443db91 425 wait_ms( 1000 );
guillouhouede 0:fa014443db91 426 Radio.Send( Buffer, BufferSize );
guillouhouede 0:fa014443db91 427 }
guillouhouede 0:fa014443db91 428 else
guillouhouede 0:fa014443db91 429 {
guillouhouede 0:fa014443db91 430 // Send the next PONG frame
guillouhouede 0:fa014443db91 431 strcpy( ( char* )Buffer, ( char* )PongMsg );
guillouhouede 0:fa014443db91 432 for( i = 4; i < BufferSize; i++ )
guillouhouede 0:fa014443db91 433 {
guillouhouede 0:fa014443db91 434 Buffer[i] = i - 4;
guillouhouede 0:fa014443db91 435 }
guillouhouede 0:fa014443db91 436 wait_ms( 1000 );
guillouhouede 0:fa014443db91 437 Radio.Send( Buffer, BufferSize );
guillouhouede 0:fa014443db91 438 }
guillouhouede 0:fa014443db91 439 State = LOWPOWER;
guillouhouede 0:fa014443db91 440 break;
guillouhouede 0:fa014443db91 441 case TX_TIMEOUT:
guillouhouede 0:fa014443db91 442 Radio.Rx( RX_TIMEOUT_VALUE );
guillouhouede 0:fa014443db91 443 State = LOWPOWER;
guillouhouede 0:fa014443db91 444 break;
guillouhouede 0:fa014443db91 445 case LOWPOWER:
guillouhouede 0:fa014443db91 446 break;
guillouhouede 0:fa014443db91 447 default:
guillouhouede 0:fa014443db91 448 State = LOWPOWER;
guillouhouede 0:fa014443db91 449 break;
guillouhouede 0:fa014443db91 450 }
guillouhouede 0:fa014443db91 451 //wait(2);
guillouhouede 0:fa014443db91 452 }
guillouhouede 0:fa014443db91 453 }
guillouhouede 0:fa014443db91 454
guillouhouede 0:fa014443db91 455 void OnTxDone( void )
guillouhouede 0:fa014443db91 456 {
guillouhouede 0:fa014443db91 457 Radio.Sleep( );
guillouhouede 0:fa014443db91 458 State = TX;
guillouhouede 0:fa014443db91 459 debug_if( DEBUG_MESSAGE, "> OnTxDone\n\r" );
guillouhouede 0:fa014443db91 460 }
guillouhouede 0:fa014443db91 461
guillouhouede 0:fa014443db91 462 void OnRxDone( uint8_t *payload, uint16_t size, int16_t rssi, int8_t snr)
guillouhouede 0:fa014443db91 463 {
guillouhouede 0:fa014443db91 464 Radio.Sleep( );
guillouhouede 0:fa014443db91 465 BufferSize = size;
guillouhouede 0:fa014443db91 466 memcpy( Buffer, payload, BufferSize );
guillouhouede 0:fa014443db91 467 RssiValue = rssi;
guillouhouede 0:fa014443db91 468 SnrValue = snr;
guillouhouede 0:fa014443db91 469 State = RX;
guillouhouede 0:fa014443db91 470 debug_if( DEBUG_MESSAGE, "> OnRxDone\n\r" );
guillouhouede 0:fa014443db91 471 }
guillouhouede 0:fa014443db91 472
guillouhouede 0:fa014443db91 473 void OnTxTimeout( void )
guillouhouede 0:fa014443db91 474 {
guillouhouede 0:fa014443db91 475 Radio.Sleep( );
guillouhouede 0:fa014443db91 476 State = TX_TIMEOUT;
guillouhouede 0:fa014443db91 477 debug_if( DEBUG_MESSAGE, "> OnTxTimeout\n\r" );
guillouhouede 0:fa014443db91 478 }
guillouhouede 0:fa014443db91 479
guillouhouede 0:fa014443db91 480 void OnRxTimeout( void )
guillouhouede 0:fa014443db91 481 {
guillouhouede 0:fa014443db91 482 Radio.Sleep( );
guillouhouede 0:fa014443db91 483 Buffer[ BufferSize ] = 0;
guillouhouede 0:fa014443db91 484 State = RX_TIMEOUT;
guillouhouede 0:fa014443db91 485 debug_if( DEBUG_MESSAGE, "> OnRxTimeout\n\r" );
guillouhouede 0:fa014443db91 486 }
guillouhouede 0:fa014443db91 487
guillouhouede 0:fa014443db91 488 void OnRxError( void )
guillouhouede 0:fa014443db91 489 {
guillouhouede 0:fa014443db91 490 Radio.Sleep( );
guillouhouede 0:fa014443db91 491 State = RX_ERROR;
guillouhouede 0:fa014443db91 492 debug_if( DEBUG_MESSAGE, "> OnRxError\n\r" );
guillouhouede 0:fa014443db91 493 }
guillouhouede 0:fa014443db91 494