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Diffstat (limited to 'libraries/Ethernet/examples/CosmClient')
-rw-r--r-- | libraries/Ethernet/examples/CosmClient/CosmClient.ino | 161 |
1 files changed, 0 insertions, 161 deletions
diff --git a/libraries/Ethernet/examples/CosmClient/CosmClient.ino b/libraries/Ethernet/examples/CosmClient/CosmClient.ino deleted file mode 100644 index ec74278..0000000 --- a/libraries/Ethernet/examples/CosmClient/CosmClient.ino +++ /dev/null @@ -1,161 +0,0 @@ -/* - Cosm sensor client - - This sketch connects an analog sensor to Cosm (http://www.cosm.com) - using a Wiznet Ethernet shield. You can use the Arduino Ethernet shield, or - the Adafruit Ethernet shield, either one will work, as long as it's got - a Wiznet Ethernet module on board. - - This example has been updated to use version 2.0 of the cosm.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 - * Ethernet shield attached to pins 10, 11, 12, 13 - - created 15 March 2010 - updated 14 May 2012 - by Tom Igoe with input from Usman Haque and Joe Saavedra - -http://arduino.cc/en/Tutorial/CosmClient - This code is in the public domain. - - */ - -#include <SPI.h> -#include <Ethernet.h> - -#define APIKEY "YOUR API KEY GOES HERE" // replace your Cosm api key here -#define FEEDID 00000 // replace your feed ID -#define USERAGENT "My Project" // user agent is the project name - -// assign a MAC address for the ethernet controller. -// Newer Ethernet shields have a MAC address printed on a sticker on the shield -// fill in your address here: -byte mac[] = { - 0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0xED}; - -// fill in an available IP address on your network here, -// for manual configuration: -IPAddress ip(10,0,1,20); - -// initialize the library instance: -EthernetClient client; - -// 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.cosm.com -char server[] = "api.cosm.com"; // name address for cosm 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 = 10L*1000L; // delay between updates to cosm.com - // the "L" is needed to use long type numbers - - -void setup() { - // start serial port: - Serial.begin(9600); - // start the Ethernet connection: - if (Ethernet.begin(mac) == 0) { - Serial.println("Failed to configure Ethernet using DHCP"); - // DHCP failed, so use a fixed IP address: - Ethernet.begin(mac, ip); - } -} - -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) { - Serial.println(); - Serial.println("disconnecting."); - 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.cosm.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; -} - |