GPS Location Tracker

 

Circuit Diagram :- 

Code :-

//Prateek //wwww.prateeks.in //https://www.youtube.com/c/JustDoElectronics/videos #include<LiquidCrystal.h> LiquidCrystal lcd(A0, A1, A2, A3, A4, A5); #include <SoftwareSerial.h> SoftwareSerial gps(2,3); // RX, TX String str=""; char str[70]; String gpsString=""; char *test="$GPGGA"; String latitude="No Range "; String longitude="No Range "; int temp=0,i; boolean gps_status=0; void setup() { lcd.begin(16,2); Serial.begin(9600); gps.begin(9600); lcd.print("Vehicle Tracking"); lcd.setCursor(0,1); lcd.print(" System "); delay(2000); gsm_init(); lcd.clear(); Serial.println("AT+CNMI=2,2,0,0,0"); lcd.print("GPS Initializing"); lcd.setCursor(0,1); lcd.print(" No GPS Range "); get_gps(); delay(2000); lcd.clear(); lcd.print("GPS Range Found"); lcd.setCursor(0,1); lcd.print("GPS is Ready"); delay(2000); lcd.clear(); lcd.print("System Ready"); temp=0; } void loop() { serialEvent(); if(temp) { get_gps(); tracking(); } } void serialEvent() { while(Serial.available()) { if(Serial.find("Track Vehicle")) { temp=1; break; } else temp=0; } } void gpsEvent() { gpsString=""; while(1) { while (gps.available()>0) { char inChar = (char)gps.read(); gpsString+= inChar; i++; if (i < 7) { if(gpsString[i-1] != test[i-1]) { i=0; gpsString=""; } } if(inChar=='\r') { if(i>65) { gps_status=1; break; } else { i=0; } } } if(gps_status) break; } } void gsm_init() { lcd.clear(); lcd.print("Finding Module.."); boolean at_flag=1; while(at_flag) { Serial.println("AT"); while(Serial.available()>0) { if(Serial.find("OK")) at_flag=0; } delay(1000); } lcd.clear(); lcd.print("Module Connected.."); delay(1000); lcd.clear(); lcd.print("Disabling ECHO"); boolean echo_flag=1; while(echo_flag) { Serial.println("ATE0"); while(Serial.available()>0) { if(Serial.find("OK")) echo_flag=0; } delay(1000); } lcd.clear(); lcd.print("Echo OFF"); delay(1000); lcd.clear(); lcd.print("Finding Network.."); boolean net_flag=1; while(net_flag) { Serial.println("AT+CPIN?"); while(Serial.available()>0) { if(Serial.find("+CPIN: READY")) net_flag=0; } delay(1000); } lcd.clear(); lcd.print("Network Found.."); delay(1000); lcd.clear(); } void get_gps() { gps_status=0; int x=0; while(gps_status==0) { gpsEvent(); int str_lenth=i; latitude=""; longitude=""; int comma=0; while(x<str_lenth) { if(gpsString[x]==',') comma++; if(comma==2) latitude+=gpsString[x+1]; else if(comma==4) longitude+=gpsString[x+1]; x++; } int l1=latitude.length(); latitude[l1-1]=' '; l1=longitude.length(); longitude[l1-1]=' '; lcd.clear(); lcd.print("Lat:"); lcd.print(latitude); lcd.setCursor(0,1); lcd.print("Long:"); lcd.print(longitude); i=0;x=0; str_lenth=0; delay(2000); } } void init_sms() { Serial.println("AT+CMGF=1"); delay(400); Serial.println("AT+CMGS=\"+918830584864\""); delay(400); } void send_data(String message) { Serial.println(message); delay(200); } void send_sms() { Serial.write(26); } void lcd_status() { lcd.clear(); lcd.print("Message Sent"); delay(2000); lcd.clear(); lcd.print("System Ready"); return; } void tracking() { init_sms(); send_data("Vehicle Tracking"); send_data("Your Current Location of Vehicle :- "); Serial.print("Latitude:"); send_data(latitude); Serial.print("Longitude:"); send_data(longitude); send_data("Please Find Out The Person "); send_sms(); delay(2000); lcd_status(); }


Video :-