Sistem Keamanan Kendaraan Dengan Menggunakan Layanan Pesan Singkat Berbasis Arduino + GSM Shield

sms_security.ino

#include "SIM900.h"
#include <SoftwareSerial.h>
//If not used, is better to exclude the HTTP library,
//for RAM saving.
//If your sketch reboots itself proprably you have finished,
//your memory available.
//#include "inetGSM.h"

//If you want to use the Arduino functions to manage SMS, uncomment the lines below.
#include "sms.h"
SMSGSM sms;
int lampudepan = 8;
int lampubelakang = 9;
int kunci = 0;
String mem;
char pesan[70];
String gabung;
String bukasimpan = "Your car is Not Locked Yet, and\nYour car is on ";
String kuncisimpan = "Your car is Already Locked, and\nYour car is on ";
String bukakosong = "Your car is Not Locked Yet";
String kuncikosong = "Your car is Already Locked";
String phone_number = "+6234567890"

//To change pins for Software Serial, use the two lines in GSM.cpp.

//GSM Shield for Arduino
//www.open-electronics.org
//this code is based on the example of Arduino Labs.

//Simple sketch to send and receive SMS.

//int numdata;
boolean started=false;
char smsbuffer[160];
char n[20];

void setup()
{
    pinMode(lampudepan, OUTPUT);
    pinMode(lampubelakang, OUTPUT);
    //Serial connection.
     Serial.begin(9600);
     Serial.println("GSM Shield testing.");
     //Start configuration of shield with baudrate.
     //For http uses is raccomanded to use 4800 or slower.
     if (gsm.begin(2400)) {
          Serial.println("\nstatus=READY");
          started=true;
     } else Serial.println("\nstatus=IDLE");

     if(started) {
          //Enable this two lines if you want to send an SMS.
          //if (sms.SendSMS("3471234567", "Arduino SMS"))
          //Serial.println("\nSMS sent OK");
     }

};

void loop()
{
     if(started) {
          //Read if there are messages on SIM card and print them.
          if(gsm.readSMS(smsbuffer, 160, n, 20)) {
               Serial.println(n);
               Serial.println(smsbuffer);
               Serial.print ("\nThe result of strcmp is : ");
               Serial.println((strcmp (smsbuffer,"On")));

               //Fungsi Find
               if ((strcmp (smsbuffer,"On")) == -9 && (strcmp (n,phone_number) == 0 ))
               {
                cari();
               }

               //Fungsi Stop
               else if ((strcmp (smsbuffer,"On")) == 4 && (strcmp (n,phone_number) == 0 ))
               {
               digitalWrite(lampudepan, LOW);
               digitalWrite(lampubelakang, LOW);
               }

               //Fungsi Penyimpan Keberadaan
               else if ((strcmp (smsbuffer,"On")) == -44 && (strcmp (n,phone_number) == 0 ))
               {
               mem = String(smsbuffer);
               }

               //Fungsi Status
               else if ((strcmp (smsbuffer,"On")) == -16 && (strcmp (n,phone_number) == 0 ))
               {
                 digitalWrite(lampudepan, HIGH);
                 digitalWrite(lampubelakang, HIGH);
                 delay(200);
                 digitalWrite(lampudepan, LOW);
                 digitalWrite(lampubelakang, LOW);
                 if (kunci == 0)
                 {
                  if (mem == "") {
                  gabung = bukakosong + mem;
                  gabung.toCharArray(pesan, 70);
                  delay(20);
                  sms.SendSMS(n, pesan);
                  }
                  else if (mem != "") {
                  gabung = bukasimpan + mem;
                  gabung.toCharArray(pesan, 70);
                  delay(20);
                  sms.SendSMS(n, pesan);
                  }
                 }

                 if (kunci == 1)
                 {
                  if (mem == "") {
                  gabung = kuncikosong + mem;
                  gabung.toCharArray(pesan, 70);
                  delay(20);
                  sms.SendSMS(n, pesan);
                  }
                  else if (mem != "") {
                  gabung = kuncisimpan + mem;
                  gabung.toCharArray(pesan, 70);
                  delay(20);
                  sms.SendSMS(n, pesan);
                  }
                 }
               }


               // Fungsi Lock
               else if ((strcmp (smsbuffer,"On")) == -3 && (strcmp (n,phone_number) == 0 ))
               {
                 int var = 0;
                 kunci = 1;
                 while (var < 2)
                 {
                   digitalWrite(lampudepan, HIGH);
                   digitalWrite(lampubelakang, HIGH);
                   delay(200);
                   digitalWrite(lampudepan, LOW);
                   digitalWrite(lampubelakang, LOW);
                   delay(200);
                   var++;
                   }
               }

               // Fungsi Unlock
               else if ((strcmp (smsbuffer,"On")) == 2 && (strcmp (n,phone_number) == 0 ))
               {
                 int var = 0;
                 kunci = 0;
                 while (var < 3)
                 {
                   digitalWrite(lampudepan, HIGH);
                   digitalWrite(lampubelakang, HIGH);
                   delay(200);
                   digitalWrite(lampudepan, LOW);
                   digitalWrite(lampubelakang, LOW);
                   delay(200);
                   var++;
                   }
               }
//============================ Batas Fungsi Utama =================
          }
          delay(350);
     }
};

void cari ()
{
  while (1) {
  digitalWrite(lampudepan, HIGH);
  digitalWrite(lampubelakang, HIGH);
  delay(700);
  digitalWrite(lampudepan, LOW);
  digitalWrite(lampubelakang, LOW);
  if(gsm.readSMS(smsbuffer, 160, n, 20)) {
    // Fungsi Lock
               if ((strcmp (smsbuffer,"On")) == -3 && (strcmp (n,phone_number) == 0 ))
               {
                 int var = 0;
                 kunci = 1;
                 while (var < 2)
                 {
                   digitalWrite(lampudepan, HIGH);
                   digitalWrite(lampubelakang, HIGH);
                   delay(200);
                   digitalWrite(lampudepan, LOW);
                   digitalWrite(lampubelakang, LOW);
                   delay(200);
                   var++;
                   }
               }

               // Fungsi Unlock
               else if ((strcmp (smsbuffer,"On")) == 2 && (strcmp (n,phone_number) == 0 ))
               {
                 int var = 0;
                 kunci = 0;
                 while (var < 3)
                 {
                   digitalWrite(lampudepan, HIGH);
                   digitalWrite(lampubelakang, HIGH);
                   delay(200);
                   digitalWrite(lampudepan, LOW);
                   digitalWrite(lampubelakang, LOW);
                   delay(200);
                   var++;
                   }
               }
    return;
  }
  }
  };