Diff: main.cpp

Revision:

0:e876ef14b820

Child:

1:afb1111bab40

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Mon Jan 19 09:30:25 2015 +0000
@@ -0,0 +1,196 @@
+#include"mbed.h"
+#include"TextLCD.h"
+//AnalogIn sm1(p16);
+//AnalogIn sm2(p17);
+//AnalogIn sm3(p18);
+//AnalogIn sm4(p19);
+//DigitalOut led(LED1);
+Serial GPRS(p9,p10);
+Serial pc(USBTX,USBRX);
+TextLCD lcd(p26, p25, p24, p23, p22, p21); //rs,e,d0-d3
+LocalFileSystem local("local");
+char   a=0x1A,c=0x0D;
+char num[]="7411755981";
+float s[5],m[5];
+float ma;
+int z,j=0;
+int b=100,count;
+char str;
+char col1[]="ITERATION",col2[]="SM1",col3[]="SM2",col4[]="SM3",col5[]="SM4",col6[]="Mean";
+
+void SensorRead()
+{
+         lcd.cls();
+         lcd.locate(0,0);
+         lcd.printf("Sensor Readings\r");
+         
+         s[1]=0.21;
+         m[1]=(0.057*(s[1]*1024))+25.072;
+        
+         lcd.cls();
+         lcd.printf("Raw SM1=%0.3f",s[1]); 
+         wait(2);
+         
+         s[2]=0.2;
+         m[2]=(0.057*(s[2]*1024))+25.072;
+         
+         lcd.cls();
+         lcd.printf("Raw SM2=%0.3f",s[2]); 
+         wait(2);
+         
+          s[3]=0.23;
+         m[3]=(0.057*(s[3]*1024))+25.072;
+         lcd.cls();
+         lcd.printf("Raw SM3=%0.3f",s[3]); 
+         wait(2);
+         
+         s[4]=0.55;
+         m[4]=(0.057*(s[4]*1024))+25.072;
+         
+         lcd.cls();
+         lcd.printf("Raw SM4=%0.3f",s[4]); 
+         wait(2);
+         
+         ma=(m[1]+m[2]+m[3]+m[4])/4;
+         
+         lcd.cls();
+         lcd.locate(0,0);
+         lcd.printf("Mean =%0.4f",ma);
+         wait(2);
+}
+
+void xlfile()
+{        
+        //Local storage (On board flash memory of 2MB) 
+        count++;
+        FILE *fp=fopen("/local/KAEMS.csv","a");
+        fprintf(fp,"%d,%0.3f,%0.3f,%0.3f,%0.3f,%0.3f\n",count,m[1],m[2],m[3],m[4],ma);
+        fclose(fp);
+        lcd.cls();
+        lcd.printf("File updated");
+        wait(2);
+}
+void flushSerialBuffer(void) 
+{ char char1 = 0;
+    pc.printf("Flushing..");
+ while (GPRS.readable()) 
+ { char1 = GPRS.getc();
+  } return; 
+ }
+void Upload()
+{
+        //GPRS commands
+        lcd.cls();
+        lcd.locate(0,0);
+        lcd.printf("   Updating\n www.kaems.org");
+        wait(3);
+        GPRS.printf("AT+SAPBR=0,1\r\n");
+        wait(3);
+        GPRS.printf("AT+SAPBR=3,1,\"CONTYPE\",\"GPRS\"\r\n");
+        wait(3);
+        GPRS.printf("AT+SAPBR=3,1,\"APN\",\"AIRCELGPRS.COM\"\r\n");
+        wait(3);
+        GPRS.printf("AT+SAPBR=1,1\r\n");
+        wait(3);
+        GPRS.printf("AT+HTTPINIT\r\n");
+        wait(2);
+        GPRS.printf("AT+HTTPPARA=\"CID\",1\r\n");
+        wait(2);
+        GPRS.printf("AT+HTTPPARA=\"URL\",\"http://kaems.org/update.php?u=3&t=23&h=34&s1=%f&s2=%f&s3=%f&s4=%f&ph=5&b=%d\"\r\n",m[1],m[2],m[3],m[4],b--);
+        wait(2);
+        GPRS.printf("AT+HTTPDATA=1000,5000\r\n");
+        wait(10);
+        GPRS.printf("AT+HTTPACTION=1\r\n");
+        wait(5);
+        GPRS.printf("AT+HTTPTERM\r\n");
+        lcd.cls();
+        lcd.printf("KAEMS UPDATED");
+        wait(3);
+}
+void feedback()
+{       lcd.cls();
+        lcd.locate(0,0);
+        lcd.printf("Waiting for feedback");
+        wait(3);
+        GPRS.printf("AT+SAPBR=0,1\r\n");
+        wait(3);
+        GPRS.printf("AT+SAPBR=3,1,\"CONTYPE\",\"GPRS\"\r\n");
+        wait(3);
+        GPRS.printf("AT+SAPBR=3,1,\"APN\",\"AIRCELGPRS.COM\"\r\n");
+        wait(3);
+        GPRS.printf("AT+SAPBR=1,1\r\n");
+        wait(3);
+        GPRS.printf("AT+HTTPINIT\r\n");
+        wait(2);
+        GPRS.printf("AT+HTTPPARA=\"CID\",1\r\n");
+        wait(2);
+        GPRS.printf("AT+HTTPPARA=\"URL\",\"http://kaems.org/feedback.php\"\r\n");
+        wait(2);
+        GPRS.printf("AT+HTTPACTION=0\r\n");
+        wait(5);
+        flushSerialBuffer();
+        GPRS.printf("AT+HTTPREAD\r\n"); 
+        while(!GPRS.readable()){    }
+        char *str2;
+        GPRS.scanf("%s",str2);
+        GPRS.scanf("%s",str2);
+        GPRS.scanf("%s",str2); // Getting op
+        pc.printf("Str=%c\r\n",str2[0]);
+        lcd.cls();
+        lcd.printf("Fbk=%c",str2[0]);
+//     switch(str2[0]){
+//            case '1': break;
+//            
+//        }
+        wait(5);
+        GPRS.printf("AT+HTTPTERM\r\n");
+        }
+    
+void sms()
+{
+    GPRS.printf("AT\r\n");
+    wait(2);
+    GPRS.printf("AT+CMGF=1\r\n");
+    wait(2);
+    GPRS.printf("AT+CMGS=\"%s\"\r\n",num);
+    wait(3);
+  
+        if(ma<40)
+        {
+            GPRS.printf(" Water level is low \nMoisture level is  %f \r\n",ma);
+            wait(1);
+            GPRS.printf("%c",a);
+            wait(2);
+        }
+        
+        if(ma>40)
+        {
+            GPRS.printf(" Land has sufficicient amount of water \n Moisture IS %f \r\n",ma);
+            wait(1);
+            GPRS.printf("%c",a);
+            wait(2);
+        }    
+        lcd.printf("SMS Sent");
+    
+    }
+int main() 
+{        GPRS.baud(9600);
+         GPRS.printf("AT\n");
+         wait(3);
+         lcd.cls();
+         lcd.printf("   PRECISION\n  AGRICULTURE");
+    while(1) 
+    {
+         FILE *fp=fopen("/local/KAEMS.csv","a");
+         fprintf(fp,"%s,%s,%s,%s,%s,%s\n",col1,col2,col3,col4,col5,col6);
+         fclose(fp);
+         SensorRead();
+         xlfile();
+         //Upload(); 
+         feedback();
+         //sms();
+         lcd.cls();
+         lcd.printf("   PRECISION\n  AGRICULTURE");
+         wait(1200);
+    }
+}