// Flavien HAAS, 2018 // before transfert, check these things: // have all the librairies needed installed on your machine // changed the SS port for ethernet as indicated on the README or you will not be able to use the LoRa shield as the same time as the Ethernet shield #include // to communicate using spi (required for our shields) #include // to use the LoRa shield #include // to use the ethernet shield #include // to use a SD card #include // to use personalised LoRa class #include // to use our protocol #define LENMAX 80 // maximum size for the LoRa frame #define Serial SerialUSB // serial out on the M0 use a different function CModemLoRa thisLoRa; // create object for personnalizeed LoRa class CProtocol12Bytes protocol; // create object to store data using our protocol File webFile; // variable for the file containing the webpage byte mac[] = {0xFA, 0xE3, 0x40, 0xEF, 0xFF, 0xFD}; // set the mac address //IPAddress ip(192, 1, 1, 150); // set the IP address for the ethernet shield, overwise the librairy use DHCP EthernetServer server(80); // initialize the EthernetServer library, using port 80 (default fot HTTP) int ts1=0; // for comparing later the LoRa frames using timestamp data int ts2=0; // for comparing later the LoRa frames using timestamp data int id1=0; // for comparing later the LoRa frames using ID data int id2=0; // for comparing later the LoRa frames using ID data bool readFrameAndCheckID(); //function that compares station's ID bool readFrameAndCheckTS(); //function that compares frame's TimeStamp // void setSPIFrequency(uint32_t frequency); // set the SPI at 8MHz to use logic analyser void setup(){ Serial.begin(9600); while (!Serial); // wait for serial to initialize Serial.println("LoRa Gateway"); // display on serial the name of the device thisLoRa.begin(); // initialise LoRa //Ethernet.begin(mac, ip); // initialize Ethernet shield using the set mac adress and set IP and DHCP for the rest Ethernet.begin(mac); // initialize Ethernet shield uding the set mac and DHCP for the rest server.begin(); // initialize WebServer part of the librairy Serial.print("server is at "); Serial.println(Ethernet.localIP()); // display on serial the IP you can find the webpage Serial.println("Initializing SD card..."); // initialize SD card if (!SD.begin(4)) { Serial.println("ERROR - SD card initialization failed!"); return; // init failed } Serial.println("SUCCESS - SD card initialized."); if (!SD.exists("index.htm")) { // check for index.htm file Serial.println("ERROR - Can't find index.htm file!"); return; // can't find index file } Serial.println("SUCCESS - Found index.htm file."); } // end of setup void loop() { // SerialPrintElapsedTime(); // diplay the time the frame arrived // frame treatment while(readFrameAndCheckID() == true){ // post to server EthernetClient postClient; String postData = "ID="+String(protocol.getStationId())+"&IDp="+String(protocol.getGatewayId())+"&TS="+String(protocol.getTimestampMessage())+"&DT="+String(protocol.getDataType())+"&D1="+String(protocol.getDataOne())+"&D2="+String(protocol.getDataTwo())+"&D3="+String(protocol.getDataThree()); if (postClient.connect("btslimayrac.ovh", 80)){ postClient.print("POST /weather/formulaire/formulaireCollecteLORA.php HTTP/1.1\n"); postClient.print("Host: btslimayrac.ovh\n"); postClient.print("Connection: close\n"); postClient.print("Content-Type: application/x-www-form-urlencoded\n"); postClient.print("Content-Length: "); postClient.print(postData.length()); postClient.print("\n\n"); postClient.print(postData); Serial.println("Post to server sent"); } else{ Serial.println("Post failed"); } } // WebServer EthernetClient serverGateway = server.available(); // try to get client if (serverGateway) { // got client? boolean currentLineIsBlank = true; while (serverGateway.connected()) { if (serverGateway.available()) { // client data available to read char c = serverGateway.read(); // read 1 byte (character) from client // last line of client request is blank and ends with \n // respond to client only after last line received if (c == '\n' && currentLineIsBlank) { // send a standard http response header serverGateway.println("HTTP/1.1 200 OK"); serverGateway.println("Content-Type: text/html"); serverGateway.println("Connection: close"); serverGateway.println(); // send web page webFile = SD.open("index.htm"); // open web page file if (webFile) { // if the webfile exist while(webFile.available()) { // the webfile is avaible serverGateway.write(webFile.read()); // send webfile to client } webFile.close(); } break; } // every line of text received from the client ends with \r\n if (c == '\n') { // last character on line of received text // starting new line with next character read currentLineIsBlank = true; } else if (c != '\r') { // a text character was received from client currentLineIsBlank = false; } } // end if (client.available()) } // end while (client.connected()) delay(1); // give the web browser time to receive the data serverGateway.stop(); // close the connection } // end if (serverGateway) } //end void loop bool readFrameAndCheckID(){ int packetSize = thisLoRa.parsePacket(); if (packetSize > 0) { thisLoRa.read(&protocol); // objet thislora qui appele classe Lora.h et rempli la stucture de l'objet protocol, ser a allèger -5lignes SerialUSB.println("Frame received"); delay(100); } id1 = protocol.getStationId(); // big delay packetSize = thisLoRa.parsePacket(); if (packetSize > 0) { thisLoRa.read(&protocol); // objet thislora qui appele classe Lora.h et rempli la stucture de l'objet protocol, ser a allèger -5lignes SerialUSB.println("Frame received"); delay(100); } id2 = protocol.getStationId(); if(id1==id2){ readFrameAndCheckID(); } else{ readFrameAndCheckTS(); return true; } } //end readframeandcheckid bool readFrameAndCheckTS(){ int packetSize = thisLoRa.parsePacket(); if (packetSize > 0) { thisLoRa.read(&protocol); // objet thislora qui appele classe Lora.h et rempli la stucture de l'objet protocol, ser a allèger -5lignes SerialUSB.println("Frame received"); delay(100); } ts1 = protocol.getTimestampMessage(); packetSize = thisLoRa.parsePacket(); if (packetSize > 0) { thisLoRa.read(&protocol); // objet thislora qui appele classe Lora.h et rempli la stucture de l'objet protocol, ser a allèger -5lignes SerialUSB.println("Frame received"); delay(100); } ts2 = protocol.getTimestampMessage(); if(ts1==ts2){ return false; } else{ SerialUSB.println("New Frame :"); SerialUSB.print("ID = "); SerialUSB.print(protocol.getStationId(),HEX); SerialUSB.println(protocol.getGatewayId(),HEX); SerialUSB.print("TS = "); SerialUSB.println(protocol.getTimestampMessage(),HEX); SerialUSB.print("DT = "); SerialUSB.println(protocol.getDataType(),HEX); SerialUSB.print("D1 = "); SerialUSB.println(protocol.getDataOne(),HEX); SerialUSB.print("D2 = "); SerialUSB.println(protocol.getDataTwo(),HEX); SerialUSB.print("D3 = "); SerialUSB.println(protocol.getDataThree(),HEX); return true; } } //end readframeandcheckts //void PrintElapsedTime( boolean espaceFinal=true ){ // to display the elapsed time // unsigned long h,m,s = millis()/1000; // m=s/60; // h=m/60; // s=s-(m*60); // m=m-(h*60); // Serial << ((h<10)?"0":"") << h << ":" << ((m<10)?"0":"") << m << ":" << ((s<10)?"0":"") << s << (espaceFinal?" ":""); //}