#include<LiquidCrystal.h>
LiquidCrystal lcd(2,3,4,5,6,7,11);
#define vibrate_sense 9
#define buzzer 12
char str[70];
char test[]="$GPGGA";
char logitude[10];
char latitude[10];
int i,j,k;
int temp;
//int Ctrl+z=26; //for sending msg
int led=13;
void setup()
{
lcd.begin(16,2);
Serial.begin(4800);
pinMode(vibrate_sense, INPUT);
pinMode(led, OUTPUT);
pinMode(buzzer,OUTPUT);
lcd.setCursor(0,0);
lcd.print("GPS Besed Vehicle ");
lcd.setCursor(0,1);
lcd.print("Tracking System");
delay(3000);
}
void loop()
{
if (digitalRead(vibrate_sense) == HIGH)
{
for(i=18;i<27;i++) //extract latitude from string
{
latitude[j]=str;
j++;
}
for(i=30;i<40;i++) //extract longitude from string
{
logitude[k]=str;
k++;
}
digitalWrite(buzzer,HIGH);
lcd.setCursor(0,0); //display latitude and longitude on 16X2 lcd display
lcd.print("Lat(N)");
lcd.print(latitude);
lcd.setCursor(0,1);
lcd.print("Lon(E)");
lcd.print(logitude);
delay(100);
Serial.begin(9600);
Serial.println("AT+CMGF=1"); //select text mode
delay(10);
Serial.println("AT+CMGS="[email protected]@@@@@@@""); // enter receipent number
Serial.println("Vehicle Accident Happend at Place:");
Serial.print("Latitude(N): "); //enter latitude in msg
Serial.println(latitude); //enter latitude value in msg
Serial.print("Longitude(E): "); //enter Longitude in Msg
Serial.println(logitude); //enter longitude value in msg
Serial.print("Help Please");
Serial.write(26); //send msg Ctrl+z=26
temp=0;
i=0;
j=0;
k=0;
delay(20000); // next reading within 20 seconds
Serial.begin(4800);
}
else
{
for(i=18;i<27;i++) //extract latitude from string
{
latitude[j]=str;
j++;
}
for(i=30;i<40;i++) //extract longitude from string
{
logitude[k]=str;
k++;
}
lcd.setCursor(0,0); //display latitude and longitude on 16X2 lcd display
lcd.print("Lat(N)");
lcd.print(latitude);
lcd.setCursor(0,1);
lcd.print("Lon(E)");
lcd.print(logitude);
delay(100);
Serial.begin(9600);
Serial.println("AT+CMGF=1"); //select text mode
delay(10);
Serial.println("AT+CMGS="[email protected]@@@@@@@""); // enter receipent number
Serial.println("Vehicle location Place:");
Serial.print("Latitude(N): "); //enter latitude in msg
Serial.println(latitude); //enter latitude value in msg
Serial.print("Longitude(E): "); //enter Longitude in Msg
Serial.println(logitude); //enter longitude value in msg
Serial.write(26); //send msg Ctrl+z=26
temp=0;
i=0;
j=0;
k=0;
delay(200000); // next reading within 20 seconds
Serial.begin(4800);
}
}
void serialEvent()
{
while (Serial.available()) //Serial incomming data from GPS
{
char inChar = (char)Serial.read();
str= inChar; //store incomming data from GPS to temparary string str[]
i++;
if (i < 7)
{
if(str[i-1] != test[i-1]) //check for right string
{
i=0;
}
}
if(i >=60)
{
break;
}
}
}