Programme pour envoyer les données avec capteur A
Dependencies: SX1272Lib WakeUp mbed-src mbed
main.cpp
- Committer:
- guillouhouede
- Date:
- 2017-05-13
- Revision:
- 0:525251350363
File content as of revision 0:525251350363:
#include "mbed.h" #include "main.h" #include "sx1272-hal.h" #include "debug.h" #include "DHT.h" #include "WakeUp.h" //glenn AnalogIn in(PC_3);// Pour la photorésistance AnalogIn in2(PC_2);// Pour la conductivite DHT sensor(PC_5,DHT22); // Pour humi/tempe /***************************************************** Attention /!\ On récupère la valeur de la résistance et pas des lux Et aussi on a la valeur du sensor direct, pas de la conductivité exactement Mettre ça dans la raspberry je pense, ou direct sur le site web ******************************************************/ #define DEBUG_MESSAGE 1 /* Set this flag to '1' to use the LoRa modulation or to '0' to use FSK modulation */ #define USE_MODEM_LORA 1 #define USE_MODEM_FSK !USE_MODEM_LORA #define RF_FREQUENCY 868000000 // Hz #define TX_OUTPUT_POWER 14 // 14 dBm #if USE_MODEM_LORA == 1 #define LORA_BANDWIDTH 2 // [0: 125 kHz, // 1: 250 kHz, // 2: 500 kHz, // 3: Reserved] #define LORA_SPREADING_FACTOR 7 // [SF7..SF12] #define LORA_CODINGRATE 1 // [1: 4/5, // 2: 4/6, // 3: 4/7, // 4: 4/8] #define LORA_PREAMBLE_LENGTH 8 // Same for Tx and Rx #define LORA_SYMBOL_TIMEOUT 5 // Symbols #define LORA_FIX_LENGTH_PAYLOAD_ON false #define LORA_FHSS_ENABLED false #define LORA_NB_SYMB_HOP 4 #define LORA_IQ_INVERSION_ON false #define LORA_CRC_ENABLED true #elif USE_MODEM_FSK == 1 #define FSK_FDEV 25000 // Hz #define FSK_DATARATE 19200 // bps #define FSK_BANDWIDTH 50000 // Hz #define FSK_AFC_BANDWIDTH 83333 // Hz #define FSK_PREAMBLE_LENGTH 5 // Same for Tx and Rx #define FSK_FIX_LENGTH_PAYLOAD_ON false #define FSK_CRC_ENABLED true #else #error "Please define a modem in the compiler options." #endif #define RX_TIMEOUT_VALUE 3500000 // in us #define BUFFER_SIZE 32 // Define the payload size here #if( defined ( TARGET_KL25Z ) || defined ( TARGET_LPC11U6X ) ) DigitalOut led(LED2); #else DigitalOut led(LED1); #endif /********************************************* // fonction sleep **********************************************/ /*Timeout timeout; // Create the Timeout object void wait_LowPow(unsigned long time); void timer_interrupt() // The Timer interrupt service routine { // Nothing to do, just for wakeup the system } void wait_LowPow(unsigned long time) // Wait in low power mode function implementation { timeout.attach(&timer_interrupt, time); // Set the timer interrupt service rutine (ISR) and the time for the timeout (in seconds) sleep(); // Enter Low Power Mode (It cant be used deep_sleep() mode, because that mode disable the timer) }*/ // /* * Global variables declarations */ typedef enum { LOWPOWER = 0, IDLE, RX, RX_TIMEOUT, RX_ERROR, TX, TX_TIMEOUT, CAD, CAD_DONE }AppStates_t; volatile AppStates_t State = LOWPOWER; /*! * Radio events function pointer */ static RadioEvents_t RadioEvents; /* * Global variables declarations */ SX1272MB2xAS Radio( NULL ); //const uint8_t PingMsg[] = "PING"; //const uint8_t PongMsg[] = "PONG"; const uint8_t CommandeDebut[] = "1"; /*const uint8_t PingMsg[] = 42; const uint8_t PongMsg[] = "Message reçu !";*/ uint16_t BufferSize = BUFFER_SIZE; uint8_t Buffer[BUFFER_SIZE]; int16_t RssiValue = 0.0; int8_t SnrValue = 0.0; int main() { int err;//pour dht22 //float val_celcius;//dht22 // float val_humi;//dht22 uint8_t i; bool isMaster = false; debug( "\n\n\r SX1272 Ping Pong Demo Application \n\n\r" ); // Initialize Radio driver RadioEvents.TxDone = OnTxDone; RadioEvents.RxDone = OnRxDone; RadioEvents.RxError = OnRxError; RadioEvents.TxTimeout = OnTxTimeout; RadioEvents.RxTimeout = OnRxTimeout; Radio.Init( &RadioEvents ); // // verify the connection with the board while( Radio.Read( REG_VERSION ) == 0x00 ) { debug( "Radio could not be detected!\n\r", NULL ); wait( 1 ); } debug_if( ( DEBUG_MESSAGE & ( Radio.DetectBoardType( ) == SX1272MB2XAS ) ) , "\n\r > Board Type: SX1272MB2xAS < \n\r" ); Radio.SetChannel( RF_FREQUENCY ); #if USE_MODEM_LORA == 1 debug_if( LORA_FHSS_ENABLED, "\n\n\r > LORA FHSS Mode < \n\n\r"); debug_if( !LORA_FHSS_ENABLED, "\n\n\r > LORA Mode < \n\n\r"); Radio.SetTxConfig( MODEM_LORA, TX_OUTPUT_POWER, 0, LORA_BANDWIDTH, LORA_SPREADING_FACTOR, LORA_CODINGRATE, LORA_PREAMBLE_LENGTH, LORA_FIX_LENGTH_PAYLOAD_ON, LORA_CRC_ENABLED, LORA_FHSS_ENABLED, LORA_NB_SYMB_HOP, LORA_IQ_INVERSION_ON, 2000000 ); Radio.SetRxConfig( MODEM_LORA, LORA_BANDWIDTH, LORA_SPREADING_FACTOR, LORA_CODINGRATE, 0, LORA_PREAMBLE_LENGTH, LORA_SYMBOL_TIMEOUT, LORA_FIX_LENGTH_PAYLOAD_ON, 0, LORA_CRC_ENABLED, LORA_FHSS_ENABLED, LORA_NB_SYMB_HOP, LORA_IQ_INVERSION_ON, true ); #elif USE_MODEM_FSK == 1 debug("\n\n\r > FSK Mode < \n\n\r"); Radio.SetTxConfig( MODEM_FSK, TX_OUTPUT_POWER, FSK_FDEV, 0, FSK_DATARATE, 0, FSK_PREAMBLE_LENGTH, FSK_FIX_LENGTH_PAYLOAD_ON, FSK_CRC_ENABLED, 0, 0, 0, 2000000 ); Radio.SetRxConfig( MODEM_FSK, FSK_BANDWIDTH, FSK_DATARATE, 0, FSK_AFC_BANDWIDTH, FSK_PREAMBLE_LENGTH, 0, FSK_FIX_LENGTH_PAYLOAD_ON, 0, FSK_CRC_ENABLED, 0, 0, false, true ); #else #error "Please define a modem in the compiler options." #endif debug_if( DEBUG_MESSAGE, "Starting Ping-Pong loop\r\n" ); led = 0; Radio.Rx( RX_TIMEOUT_VALUE ); wait(1); union{ float val_celcius; uint8_t array_celcius[4]; }; union{ float res; uint8_t array_res[4]; }; union{ float val_humi; uint8_t array_humi[4]; }; union{ float val_condu; uint8_t array_condu[4]; }; /*fill le buffer au debut */ for( i = 0; i < BufferSize; i++ ) { Buffer[i] = 0; } WakeUp::calibrate(); while( 1 ) { /*************************************************************************************************** Declaraction et récupération des données capteurs *****************************************************************************************************/ float in_value = in.read(); res=(10000*in_value)/(3.3 - in_value); // valeur resistance, voir lux après float in2_value = in2.read(); val_condu = in2_value;//Valeur conductivity, voir pour les coef après debug("la valeur de conductivité du capteur vaut %f\n",val_condu); err = sensor.readData(); //on lit le dht22 if (err == 0) {//Valeurs pour dht22 val_celcius= sensor.ReadTemperature(CELCIUS); val_humi= sensor.ReadHumidity(); printf("Temperature is %4.2f C \r\n",sensor.ReadTemperature(CELCIUS)); //printf("val_celcius vaut %f\n",val_celcius); } else printf("\r\nErr %i \n",err); wait(2); /*************************************************************************************************** On passe les données en uint8_t pour les mettre dans le buffer *****************************************************************************************************/ /**************************************************************************************************** Test mise en veille *****************************************************************************************************/ /* WakeUp::set_ms(5000); //Enter deepsleep, the program won't go beyond this point until it is woken up //sleep(10); //wait_LowPow(10); deepsleep(); wait(5);*/ /*************************************************************************************************** Les états de Lora ***************************************************************************************************/ switch( State ) { case RX: if( BufferSize > 0 ) { debug("buffer 0 : %d\n",Buffer[0]); if(Buffer[0] == 1 ) { led = !led; debug( "ordre de commencer\r\n" ); //Buffer[0,1,2] c'est pour commander les différents appareils. Ici buffer 0 Buffer[1]=1;//Ordre pour dire qu'on a bien renvoyer le message // We fill the buffer with numbers for the payload Buffer[4]=array_res[0]; Buffer[5]=array_res[1]; Buffer[6]=array_res[2]; Buffer[7]=array_res[3]; Buffer[8]=array_condu[0]; Buffer[9]=array_condu[1]; Buffer[10]=array_condu[2]; Buffer[11]=array_condu[3]; Buffer[12]=array_celcius[0]; Buffer[13]=array_celcius[1]; Buffer[14]=array_celcius[2]; Buffer[15]=array_celcius[3]; Buffer[16]=array_humi[0]; Buffer[17]=array_humi[1]; Buffer[18]=array_humi[2]; Buffer[19]=array_humi[3]; for( i = 20; i < BufferSize; i++ ) { Buffer[i] = i - 20; } Buffer[0]=0; wait_ms( 2000 ); //On attend 2sec c'est pour le dht Radio.Send( Buffer, BufferSize ); //On sleep ici //sleep(1000); //sleep(); //wait(10); WakeUp::set_ms(3600000); //Enter deepsleep, the program won't go beyond this point until it is woken up //sleep(10); //wait_LowPow(10); deepsleep(); wait(3600); //debug("fin deepsleep"); } else // valid reception but not a PING as expected { // Set device as master and start again //isMaster = true; Radio.Rx( RX_TIMEOUT_VALUE ); } } State = LOWPOWER; break; case TX: led = !led; if( isMaster == true ) { //debug( "Ping...\r\n" ); //debug("La resistance vaut %f\n",res); } else { debug( "Dans tx sans etre le maitre\r\n" ); debug("La resistance vaut %f\n",res); } Radio.Rx( RX_TIMEOUT_VALUE ); State = LOWPOWER; break; case RX_TIMEOUT: if( isMaster == true ) { // Send the next PING frame //strcpy( ( char* )Buffer, ( char* )PingMsg ); for( i = 4; i < BufferSize; i++ ) { Buffer[i] = i - 4; } wait_ms( 2000 ); Radio.Send( Buffer, BufferSize ); } else { Radio.Rx( RX_TIMEOUT_VALUE ); } State = LOWPOWER; break; case RX_ERROR: // We have received a Packet with a CRC error, send reply as if packet was correct if( isMaster == true ) { // Send the next PING frame //strcpy( ( char* )Buffer, ( char* )PingMsg ); for( i = 4; i < BufferSize; i++ ) { Buffer[i] = i - 4; } wait_ms( 2000 ); Radio.Send( Buffer, BufferSize ); } else { // Send the next PONG frame //strcpy( ( char* )Buffer, ( char* )PongMsg ); for( i = 4; i < BufferSize; i++ ) { Buffer[i] = i - 4; } wait_ms( 2000 ); Radio.Send( Buffer, BufferSize ); } State = LOWPOWER; break; case TX_TIMEOUT: Radio.Rx( RX_TIMEOUT_VALUE ); State = LOWPOWER; break; case LOWPOWER: break; default: State = LOWPOWER; break; } //wait(2); } } void OnTxDone( void ) { Radio.Sleep( ); State = TX; debug_if( DEBUG_MESSAGE, "> OnTxDone\n\r" ); } void OnRxDone( uint8_t *payload, uint16_t size, int16_t rssi, int8_t snr) { Radio.Sleep( ); BufferSize = size; memcpy( Buffer, payload, BufferSize ); RssiValue = rssi; SnrValue = snr; State = RX; debug_if( DEBUG_MESSAGE, "> OnRxDone\n\r" ); } void OnTxTimeout( void ) { Radio.Sleep( ); State = TX_TIMEOUT; debug_if( DEBUG_MESSAGE, "> OnTxTimeout\n\r" ); } void OnRxTimeout( void ) { Radio.Sleep( ); Buffer[ BufferSize ] = 0; State = RX_TIMEOUT; debug_if( DEBUG_MESSAGE, "> OnRxTimeout\n\r" ); } void OnRxError( void ) { Radio.Sleep( ); State = RX_ERROR; debug_if( DEBUG_MESSAGE, "> OnRxError\n\r" ); }