main.cpp

00001 #include "mbed.h"
00002 #include "EthernetInterface.h"
00003 #include "Websocket.h"
00004 
00005 DigitalOut myled(LED1);
00006 AnalogIn light_in(p20);
00007 AnalogIn temp_in(p19);
00008 AnalogIn humid_in(p18);
00009  
00010 int main()
00011 {
00012     const char apikey[] = "xxxxxxxxxxxxxxxxxxxxxxx"; // your apikey
00013     const char feed[]= "/feeds/00000"; // //your feed URL
00014     char cms[512];
00015     char recv[512];
00016     int token = 0;
00017     EthernetInterface eth;
00018     eth.init();
00019     eth.connect();
00020     wait(5);
00021     printf("IP Address is %s\n\r", eth.getIPAddress());
00022     
00023     while (1) {
00024     Websocket ws("ws://api.cosm.com:8080/feeds/");
00025     ws.connect();
00026     if(ws.read(recv)) {
00027         printf("rcv: %s\r\n", recv);
00028     }
00029    
00030     float r_light, r_temp, r_humid;
00031     float light, temp, humid;
00032     
00033     light = light_in;
00034     temp = temp_in;
00035     humid = humid_in;
00036     
00037     r_light = light * 3.3 * 5 / 0.013;
00038     r_temp = temp * 3.3 * 100 - 60;
00039     r_humid = humid * 3.3 * 100;
00040 
00041     myled = 1;
00042     sprintf (cms,"{\"method\" : \"put\",\"resource\" : \"%s\",\"params\" : {},\"headers\" : {\"X-ApiKey\":\"%s\"},\"body\" :{\"version\" : \"1.0.0\",\"datastreams\" : [{\"id\" : \"0\",\"current_value\" : \"%4.0f\"},{\"id\" : \"1\",\"current_value\" : \"%3.0f\"},{\"id\" : \"2\",\"current_value\" : \"%3.0f\"}]},\"token\" : \"0x%d\"}\r\n",feed,apikey,r_light,r_temp,r_humid,token);
00043     //set your ID and value
00044     printf ("%s\r\n",cms);
00045     token++;
00046     int res = ws.send(cms);
00047     myled= 0 ;
00048     wait(5);
00049  
00050  
00051     if(ws.read(recv)) {
00052         printf("rcv: %s\r\n", recv);
00053         wait(1);
00054     }
00055         
00056     ws.close();
00057     wait(300);
00058  
00059     }
00060 }