P1 poort slimme meter – Data naar COSM.com (Arduino)
Dit is een voorbeeldscript van “Zonnig Breda” om P1 Â gegevens weg te schrijven naar COSM.com
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#include <AltSoftSerial.h> #define maxRunTime 600000L #define UPDATE_COSM 1 #define SDLOG 0 #define STATIC 1 // set to 1 to disable DHCP (adjust myip/gwip values below) // if you don't want to use DNS (and reduce your sketch size) // use the numeric IP instead of the name for the server: #define FIXEDSERVER 1 // set to 1 to to use the numeric server #define etherPin 10 //pin to be used for the ethernet card #if UPDATE_COSM #include <EtherCard.h> #endif #if SDLOG #include <SD.h> #endif // AltSoftSerial always uses these pins: // // Board Transmit Receive PWM Unusable // ----- -------- ------- ------------ // Teensy 2.0 9 10 (none) // Teensy++ 2.0 25 4 26, 27 // Arduino Uno 9 8 10 // Arduino Mega 46 48 44, 45 // Wiring-S 5 6 4 // Sanguino 13 14 12 AltSoftSerial altSerial; //int pMode = 0; #define BUFSIZE 75 char buffer[BUFSIZE]; int bufpos = 0; int Pos = 0; #define StartChar = '/'; #define StopChar = '!'; long PowerUsage = 0; long PowerSolar = 0; float GasMeter = 0; float GasUsage = 0; long m1 = 0; long m2 = 0; long m3 = 0; long m4 = 0; bool readnextLine = false; #define MeterInterval 60000 // Send the meter values only once per 60s unsigned long previousMillis; bool sendMeter = true; #if UPDATE_COSM // change these settings to match your own setup #define APIKEY "ENTER YOUR KEY HERE" // your cosm api key #define FEED "ENTER FEED" // your feed ID #define USERAGENT "Cosm Arduino Example (62918)" // user agent is the project name // ethernet interface mac address static byte mymac[] = { 0x74,0x69,0x69,0x2D,0x30,0x36 }; #if STATIC // ethernet interface ip address static byte myip[] = { 192,168,3,160 }; // gateway ip address static byte gwip[] = { 192,168,3,1 }; //dns server static byte dnsip[] = { 8,8,8,8 }; #endif #if FIXEDSERVER static byte hisip[] = { 216,52,233,122 }; #else char website[] PROGMEM = "api.pachube.com"; #endif byte Ethernet::buffer[265]; //byte Ethernet::buffer[250]; //uint32_t timer; Stash stash; #endif #include <MemoryFree.h> void setup() { Serial.begin(9600); Serial.println(F("Energie reading Begins...")); //memory friendly altSerial.begin(9600); #if SDLOG Serial.println(F("Initializing SD card...")); // On the Ethernet Shield, CS is pin 4. It's set as an output by default. // Note that even if it's not used as the CS pin, the hardware SS pin // (10 on most Arduino boards, 53 on the Mega) must be left as an output // or the SD library functions will not work. // pinMode(10, OUTPUT); // digitalWrite(10, HIGH); // digitalWrite(4, HIGH); if (!SD.begin(4)) { Serial.println(F("initialization failed!")); return; } #endif checkmem(); #if UPDATE_COSM netsetup(); #endif checkmem(); } void loop() { // forced realod after 10 min run time impl if(millis() > maxRunTime ) { softReset(); } #if UPDATE_COSM ether.packetLoop(ether.packetReceive()); // int tt = ether.packetLoop(ether.packetReceive()); // if (tt) Serial.println (tt); #endif if (millis() > (previousMillis + MeterInterval) ) { sendMeter = true ; previousMillis = millis(); } char c; if (Serial.available()) { c = Serial.read(); } if (altSerial.available()) { c = altSerial.peek(); if (c == '/' ){ //StartChar){ checkmem(); } // we've loaded a line. Now parse the values if (read2Line()){ Serial.print(buffer); long tl = 0; long tld =0; if (sendMeter) { //Meter //1-0:1.8.1(00391.000*kWh) if (sscanf(buffer,"1-0:1.8.1(%ld%.%ld%*s" , &tl, &tld) >0 ) //) { m1 = tl * 1000 + tld;} if (sscanf(buffer,"1-0:1.8.2(%ld%.%ld%*s" , &tl, &tld) >0 ) //) { m2 = tl * 1000 + tld;} if (sscanf(buffer,"1-0:2.8.1(%ld%.%ld%*s" , &tl, &tld) >0 ) //) { m3 = tl * 1000 + tld;} if (sscanf(buffer,"1-0:2.8.2(%ld%.%ld%*s" , &tl, &tld) >0 ) //) { m4 = tl * 1000 + tld;} } //sendmeter if (readnextLine){ if (sscanf(buffer,"(%ld.%ld%*s" , &tl, &tld) >0 ) { //) //(00127.969) GasMeter = float ( tl * 1000 + tld ) / 1000 ; //(00127.969) readnextLine = false; }} //gas 0-1:24.3.0 if (sscanf(buffer,"0-1:24.3.0(%6ld%4ld%*s" , &tl, &tld) > 0 ) { //) Serial.print (F("Gasreading time ")); Serial.print (tl) ; Serial.print (F("-")); Serial.println (tld) ; readnextLine = true; } // Consumption if (sscanf(buffer,"1-0:1.7.0(%ld.%ld%*s" , &tl , &tld) >0 ) //) { PowerUsage = tl * 1000 + tld * 10;} // Supply // 1-0:2.7.0(0000.00*kW) if (sscanf(buffer,"1-0:2.7.0(%ld.%ld%*s" , &tl , &tld) >0 ) //) { PowerSolar = tl * 1000 + tld * 10;} //we're done if (buffer[0] == '!' ) { checkmem(); GasUsage = GasMeter; printData(); checkmem(); #if UPDATE_COSM // SendData (GasUsage,PowerUsage,PowerSolar); SendData(); #endif if (sendMeter){ #if UPDATE_COSM // SendDataM (GasMeter,m1,m2,m3,m4); SendDataM (); #endif sendMeter = false; } checkmem(); #if SDLOG // SaveData(GasUsage,PowerUsage,PowerSolar); SaveData(); #endif checkmem(); } } } } void printData(){ Serial.print(F("Power : ")); Serial.println(PowerUsage); Serial.print(F("PowerSolar : ")); Serial.println(PowerSolar); Serial.print(F("GAS : ")); Serial.println(GasUsage,3 ); Serial.println(F("*Meters*")); Serial.println(m1); Serial.println(m2); Serial.println(m3); Serial.println(m4); } void checkmem(){ Serial.print(F("FreeMemory()=")); Serial.println(freeMemory()); } /* float ConvertStr(String TheNumber){ char bufx[TheNumber.length()+2]; TheNumber.toCharArray(bufx,TheNumber.length()+1); return float(atof(bufx)); } */ bool read2Line() { char c; // bufpos = 0; // buffer[0] = '\0'; c = altSerial.read(); if (bufpos + 1 < BUFSIZE) { buffer[bufpos] = c&127; bufpos++; } else { // return the partial line Serial.println(F("************************")); Serial.println(F("**Readline Buffer Full**")); Serial.println(F("************************")); buffer[bufpos] = '\0'; bufpos = 0; return true; } if (c == '\n'){ buffer[bufpos] = '\0'; bufpos = 0; return true; } else return false; } #if UPDATE_COSM void netsetup(){ Serial.println(F("\n[webClient]")); if (ether.begin(sizeof Ethernet::buffer, mymac,etherPin) == 0) Serial.println(F("Failed to access Ethernet controller")); #if STATIC ether.staticSetup(myip, gwip); // use the GoogleDNS ether.copyIp(ether.dnsip, dnsip); #else if (!ether.dhcpSetup()) Serial.println(F("DHCP failed")); #endif ether.printIp("IP: ", ether.myip); ether.printIp("GW: ", ether.gwip); ether.printIp("DNS: ", ether.dnsip); #if FIXEDSERVER ether.copyIp(ether.hisip, hisip); #else if (!ether.dnsLookup(website)) Serial.println(F("DNS failed")); #endif ether.printIp("SRV: ", ether.hisip); } #endif #if UPDATE_COSM void SendData(){ // by using a separate stash, // we can determine the size of the generated message ahead of time byte sd = stash.create(); stash.print("G,"); stash.println(GasUsage,3); stash.print("P,"); stash.println(PowerUsage); stash.print("S,"); stash.println(PowerSolar); stash.save(); checkmem(); // generate the header with payload - note that the stash size is used, // and that a "stash descriptor" is passed in as argument using "$H" // Stash::prepare(PSTR("PUT http://$F/v2/feeds/$F.csv HTTP/1.0" "\r\n" Stash::prepare(PSTR("PUT /v2/feeds/$F.csv HTTP/1.0" "\r\n" "Host: api.pachube.com" "\r\n" "X-PachubeApiKey: $F" "\r\n" "Content-Length: $D" "\r\n" "\r\n" "$H"), // website, PSTR(FEED), website, PSTR(APIKEY), stash.size(), sd); PSTR(FEED), PSTR(APIKEY), stash.size(), sd); checkmem(); // send the packet - this also releases all stash buffers once done ether.tcpSend(); checkmem(); } #endif #if UPDATE_COSM void SendDataM(){ // by using a separate stash, // we can determine the size of the generated message ahead of time byte sd = stash.create(); if (GasMeter != 0){ stash.print("GM,"); stash.println(GasMeter,3); } m1 = m1+2; stash.print("m1,"); stash.println(float (m1/1000),3); stash.print("m2,"); stash.println(float (m2/1000),3); stash.print("m3,"); stash.println(float (m3/1000),3); stash.print("m4,"); stash.println(float (m4/1000),3); stash.save(); // generate the header with payload - note that the stash size is used, // and that a "stash descriptor" is passed in as argument using "$H" // Stash::prepare(PSTR("PUT http://$F/v2/feeds/$F.csv HTTP/1.0" "\r\n" Stash::prepare(PSTR("PUT /v2/feeds/$F.csv HTTP/1.0" "\r\n" "Host: api.pachube.com" "\r\n" "X-PachubeApiKey: $F" "\r\n" "Content-Length: $D" "\r\n" "\r\n" "$H"), // website, PSTR(FEED), website, PSTR(APIKEY), stash.size(), sd); PSTR(FEED), PSTR(APIKEY), stash.size(), sd); // send the packet - this also releases all stash buffers once done // Serial.print("sending Size : "); // Serial.print(stash.size()); if (( stash.size() <= 0) || (stash.size() > 400 )){ } else{ ether.tcpSend(); } } #endif #if SDLOG //void SaveData(float value1, long value2 ,long value3){ void SaveData(){ char dataString[30]=""; checkmem(); sprintf (dataString,"%ld,%ld,%ld,%ld",millis(),long(GasMeter/1000),PowerUsage,PowerSolar); /* // open the file. note that only one file can be open at a time, // so you have to close this one before opening another. */ checkmem(); Serial.println(dataString); checkmem(); File dataFile = SD.open("datalog.txt", FILE_WRITE); checkmem(); // if the file is available, write to it: if (dataFile) { dataFile.println(dataString); dataFile.close(); // print to the serial port too: } // if the file isn't open, pop up an error: else { Serial.println(F("error opening datalog.txt")); } checkmem(); } #endif /* char *ftoa(char *a, double f, int precision) { long p[] = {0,10,100,1000,10000,100000,1000000,10000000,100000000}; char *ret = a; long heiltal = (long)f; itoa(heiltal, a, 10); while (*a != '\0') a++; *a++ = '.'; long desimal = abs((long)((f - heiltal) * p[precision])); itoa(desimal, a, 10); return ret; } */ // soft reset implementation function void softReset() { asm volatile (" jmp 0"); 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