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Diffstat (limited to 'libraries/GSM/examples/GSMPachubeClient')
| -rw-r--r-- | libraries/GSM/examples/GSMPachubeClient/GSMPachubeClient.ino | 186 |
1 files changed, 186 insertions, 0 deletions
diff --git a/libraries/GSM/examples/GSMPachubeClient/GSMPachubeClient.ino b/libraries/GSM/examples/GSMPachubeClient/GSMPachubeClient.ino new file mode 100644 index 0000000..2885c9b --- /dev/null +++ b/libraries/GSM/examples/GSMPachubeClient/GSMPachubeClient.ino @@ -0,0 +1,186 @@ +/* + GSM Pachube client + + This sketch connects an analog sensor to Pachube (http://www.pachube.com) + using a Telefonica GSM/GPRS shield. + + This example has been updated to use version 2.0 of the Pachube.com API. + To make it work, create a feed with a datastream, and give it the ID + sensor1. Or change the code below to match your feed. + + Circuit: + * Analog sensor attached to analog in 0 + * GSM shield attached to an Arduino + * SIM card with a data plan + + created 4 March 2012 + by Tom Igoe + and adapted for GSM shield by David Del Peral + + This code is in the public domain. + + http://arduino.cc/en/Tutorial/GSMExamplesPachubeClient + + */ + +// libraries +#include <GSM.h> + +// Pachube Client data +#define APIKEY "YOUR API KEY GOES HERE" // replace your pachube api key here +#define FEEDID 00000 // replace your feed ID +#define USERAGENT "My Project" // user agent is the project name + +// PIN Number +#define PINNUMBER "" + +// APN data +#define GPRS_APN "GPRS_APN" // replace your GPRS APN +#define GPRS_LOGIN "login" // replace with your GPRS login +#define GPRS_PASSWORD "password" // replace with your GPRS password + +// initialize the library instance: +GSMClient client; +GPRS gprs; +GSM gsmAccess; + +// if you don't want to use DNS (and reduce your sketch size) +// use the numeric IP instead of the name for the server: +// IPAddress server(216,52,233,121); // numeric IP for api.pachube.com +char server[] = "api.pachube.com"; // name address for pachube API + +unsigned long lastConnectionTime = 0; // last time you connected to the server, in milliseconds +boolean lastConnected = false; // state of the connection last time through the main loop +const unsigned long postingInterval = 10*1000; //delay between updates to Pachube.com + +void setup() +{ + // initialize serial communications and wait for port to open: + Serial.begin(9600); + while (!Serial) { + ; // wait for serial port to connect. Needed for Leonardo only + } + + // connection state + boolean notConnected = true; + + // After starting the modem with GSM.begin() + // attach the shield to the GPRS network with the APN, login and password + while(notConnected) + { + if((gsmAccess.begin(PINNUMBER)==GSM_READY) & + (gprs.attachGPRS(GPRS_APN, GPRS_LOGIN, GPRS_PASSWORD)==GPRS_READY)) + notConnected = false; + else + { + Serial.println("Not connected"); + delay(1000); + } + } +} + +void loop() +{ + // read the analog sensor: + int sensorReading = analogRead(A0); + + // if there's incoming data from the net connection. + // send it out the serial port. This is for debugging + // purposes only: + if (client.available()) + { + char c = client.read(); + Serial.print(c); + } + + // if there's no net connection, but there was one last time + // through the loop, then stop the client: + if (!client.connected() && lastConnected) + { + client.stop(); + } + + // if you're not connected, and ten seconds have passed since + // your last connection, then connect again and send data: + if(!client.connected() && ((millis() - lastConnectionTime) > postingInterval)) + { + sendData(sensorReading); + } + + // store the state of the connection for next time through + // the loop: + lastConnected = client.connected(); +} + +/* + This method makes a HTTP connection to the server. +*/ +void sendData(int thisData) +{ + // if there's a successful connection: + if (client.connect(server, 80)) + { + Serial.println("connecting..."); + + // send the HTTP PUT request: + client.print("PUT /v2/feeds/"); + client.print(FEEDID); + client.println(".csv HTTP/1.1"); + client.println("Host: api.pachube.com"); + client.print("X-ApiKey: "); + client.println(APIKEY); + client.print("User-Agent: "); + client.println(USERAGENT); + client.print("Content-Length: "); + + // calculate the length of the sensor reading in bytes: + // 8 bytes for "sensor1," + number of digits of the data: + int thisLength = 8 + getLength(thisData); + client.println(thisLength); + + // last pieces of the HTTP PUT request: + client.println("Content-Type: text/csv"); + client.println("Connection: close"); + client.println(); + + // here's the actual content of the PUT request: + client.print("sensor1,"); + client.println(thisData); + } + else + { + // if you couldn't make a connection: + Serial.println("connection failed"); + Serial.println(); + Serial.println("disconnecting."); + client.stop(); + } + // note the time that the connection was made or attempted + lastConnectionTime = millis(); +} + +/* + This method calculates the number of digits in the + sensor reading. Since each digit of the ASCII decimal + representation is a byte, the number of digits equals + the number of bytes. +*/ +int getLength(int someValue) +{ + // there's at least one byte: + int digits = 1; + + // continually divide the value by ten, + // adding one to the digit count for each + // time you divide, until you're at 0: + int dividend = someValue /10; + while (dividend > 0) + { + dividend = dividend /10; + digits++; + } + + // return the number of digits: + return digits; +} + |