Data to Thingspeak Over Ethernet Port

Dependencies:   mbed HTTPClient mbed-rtos NTPClient EthernetInterface

Files at this revision

API Documentation at this revision

Comitter:
sthiyag
Date:
Fri Apr 19 20:34:59 2019 +0000
Parent:
5:b8a76bfc45c9
Commit message:
version1

Changed in this revision

main.cpp Show diff for this revision Revisions of this file
--- a/main.cpp	Sat Apr 13 19:46:56 2019 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,55 +0,0 @@
-#include "mbed.h"
-#include "EthernetInterface.h"
-#include "HTTPClient.h"
-#include <stdio.h>
-
-
-char buffer[256];
-char resp[1024];
-char val[4][16];  
-float f_out = 23.0; 
-int ret = 0;
-
-//Ethernet Interface
-EthernetInterface eth;
-
-//HTTP Client for interfacing to web services
-HTTPClient http;
-
-//serial over USB for debug and Info
-Serial pc(USBTX, USBRX);
-
-//http client init
-HTTPMap map;
-HTTPText inText(resp, 1024);
-
-
-int main(){
-
-    //ethernet init
-    eth.init(); //Use DHCP
-    ret= eth.connect();
-
-    if (!ret){
-            pc.printf("\r\nConnected, IP: %s, MASK: %s, GW: %s",
-            eth.getIPAddress(), eth.getNetworkMask(), eth.getGateway());
-    } else {
-        pc.printf("\r\nError eth.connect() - ret = %d", ret);
-    }
-    
-    while(1){
-        pc.printf("\r\nWriting to thingspeak");
-        map.put("api_key","EEMB3URN9LDSPRIM");  /* The thingspeak API KEY*/
-        sprintf(val[0],"%4.1f",f_out);
-        map.put("field1", val[0]);
-        map.put("field2", val[0]);
-        pc.printf("\r\nPosting Data...");
-        ret = http.post("https://api.thingspeak.com/update", map, &inText);     //writing data to Thingspeak
-        if (!ret){
-            pc.printf("\r\nPOST successfully - read %d characters", strlen(resp));
-            pc.printf("\r\nResult: %s\n", resp);
-        }else{
-            pc.printf("\r\nError Connecting to ethernet port - ret = %d - HTTP return code = %d", ret, http.getHTTPResponseCode());
-        }
-    }
-}
\ No newline at end of file