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programme pour envoyer les données du capteur B
Dependencies: DHT SX1272Lib WakeUp mbed-src mbed
Diff: main.cpp
- Revision:
- 0:5a4281204073
diff -r 000000000000 -r 5a4281204073 main.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Sat May 13 16:30:04 2017 +0000 @@ -0,0 +1,453 @@ +#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 2 : %d\n",Buffer[2]); + if(Buffer[2] == 1 ) + { + led = !led; + debug( "ordre de commencer\r\n" ); + + //Buffer[0,1,2] c'est pour commander les différents appareils. Ici buffer 0 + Buffer[3]=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[2]=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" ); +} +