Diff: main.cpp

Revision:

0:50d54df4a4c2

Child:

1:d20ef536050e

diff -r 000000000000 -r 50d54df4a4c2 main.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Fri Aug 05 08:49:59 2016 +0000
@@ -0,0 +1,94 @@
+//It is the code of the GPRS communication by the use of the Sim800 module.
+//This code has work is "to upload data on data.sparkfun.com in every 5 seconds.
+//To check the uploaded data the URL is "data.sparkfun.com/streams/roYVdJgWrXUpxVpDYJpA".
+
+#include "mbed.h"
+#include <string> 
+
+Serial sim800(PTE0,PTE1);                                   //Serial communication of the sim800 and pc.
+Serial pc(USBTX,USBRX);
+
+AnalogIn pot(PTB0);
+AnalogIn ldr(PTB1);
+
+char x[300],y[30],z[30],l[30],m[30];
+            
+int main()
+{
+    float potval = 0;
+    float ldrval = 0;
+
+    pc.baud(9600);
+    sim800.baud(9600);
+
+    pc.printf("*******GPRS TEST*******\r\n");
+
+    sim800.printf("ATE0\r\n");                              //Command for the TURN OFF the repated terms(ECHO).
+        sim800.scanf("%s",x);                               //Take response in string x given by the "sim800".
+        pc.printf("%s\r\n",x);
+       
+        sim800.printf("AT+CGATT?\r\n");                     //To check the GPRS is attached or not.
+            sim800.scanf("%s%s",x,y);
+            pc.printf("%s   %s\r\n",x,y);
+        
+        sim800.printf("AT+CIPSHUT\r\n");                    //To reset the IP session if any.
+            sim800.scanf("%s%s",x,y);
+            pc.printf("%s   %s\r\n",x,y);
+  
+        sim800.printf("AT+SAPBR=3,1,Contype,GPRS\r\n");     //To Set the connection type to GPRS.
+            sim800.scanf("%s",x);
+            pc.printf("%s\r\n",x);
+        
+        sim800.printf("AT+SAPBR=3,1,APN,www\r\n");          //To Set the APN to to "www" , It might be different for you, and depends on the network.
+            sim800.scanf("%s",x);
+            pc.printf("%s\r\n",x);
+        
+        sim800.printf("AT+SAPBR =1,1\r\n");                 //To Enable the GPRS.
+            sim800.scanf("%s",x);
+            pc.printf("%s\r\n",x);
+        
+        sim800.printf("AT+SAPBR =2,1\r\n");                 //To get the IP address.
+            sim800.scanf("%s%s%s",x,y,z);
+            pc.printf("%s   %s  %s\r\n",x,y,z); 
+        
+        
+        sim800.printf("AT+HTTPINIT\r\n");                   //To enable the HTTP mode.
+            sim800.scanf("%s",x);
+            pc.printf("%s\r\n",x);
+        
+        sim800.printf("AT+HTTPPARA=CID,1\r\n");             //To sets up HTTP parameters for the HTTP call.
+            sim800.scanf("%s",x);
+            pc.printf("%s\r\n",x);
+            
+        
+        float lng,lat = 0;
+        while(lat == 0)
+        {                            
+            sim800.printf("AT+CIPGSMLOC=1,1\r\n");          //To check the Location of GSM in Co-Ordinates(Longitude,Latitude).
+            sim800.scanf("%s%s%s",x,y,z);
+            sscanf(y,"0,%f,%f",&lng,&lat);                  //To sperate out the value of longitude and latitude from the string 'y'.       
+        }
+        pc.printf("%0.6f   %0.6f",lng,lat);
+        
+        
+        while(1)
+        {
+            potval = pot.read();
+            ldrval = ldr.read();
+        
+            sim800.printf("AT+HTTPPARA=URL,data.sparkfun.com/input/roYVdJgWrXUpxVpDYJpA?private_key=jkgpNMYr81cgMGgbypgr&co_lat=%0.6f&co_long=%0.6f&ldr=%0.2f&pot=%0.2f\r\n",lat,lng,potval,ldrval);
+                                                            //The above command is for "To Set the url to the address of the webpage you want to access".
+                sim800.scanf("%s",x);
+                pc.printf("%s\r\n",x);
+            
+            sim800.printf("AT+HTTPACTION=0\r\n");           //To Start the HTTP GET session, by giving this command.
+                sim800.scanf("%s%s%s",x,y,z);
+                pc.printf("%s   %s  %s\r\n",x,y,z);
+        
+            sim800.printf("AT+HTTPREAD\r\n");               //To read the received data.
+                sim800.scanf("%s%s%s%s%s",x,y,z,l,m);
+                pc.printf("%s   %s  %s  %s  %s\r\n",x,y,z,l,m);
+            
+            wait(5);
+        }
+}
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