GSM_Test_Code

#include <SoftwareSerial.h>
SoftwareSerial sim800(10, 11); // gsm module connected here
String textForSMS;
const int buzzer = 9; //buzzer to arduino pin 9
int data = 0;
int sensor = A5; // water sensor is connected with the analog pin A5 of the Arduino
// cell numbers to which you want to send the security alert message
String f1001 = "+639214777242";
String f1002 = "+639257795654";
String f1003 = "+639498232922";


void setup() {
  pinMode(buzzer, OUTPUT);
  Serial.begin(9600);
  sim800.begin(9600); // original 19200. while enter 9600 for sim900A
  Serial.println("SIM800L ACTIVATED!");
  delay(5000); // wait for 5 seconds

}

void loop() {

data = analogRead(sensor);
Serial.println(data);


     if ( data < 350) //
  {

  //sendSMS(textForSMS);
  sendsms("Water Detected! Please send this in our GC if you saw this message!", f1001); // you can use a variable of the type String
  Serial.println("Hmmmm....");
  Serial.println("message sent.");
delay(5000);

  sendsms("Water Detected! Please send this in our GC if you saw this message!", f1002); // you can also write any message that you want to send.
  Serial.println("Hmmmm.....");
  Serial.println("message sent.");
delay(5000);

  sendsms("Water Detected! Please send this in our GC if you saw this message!", f1003); // you can also write any message that you want to send.
  Serial.println("Hmmmm....");
  Serial.println("message sent.");
  delay(5000);

  tone(buzzer, 1000);
  delay(10000);
  noTone(buzzer);
  }
}


void sendsms(String message, String number)
{String mnumber = "AT + CMGS = \""+number+"\"";
   sim800.print("AT+CMGF=1\r");
  delay(1000);
 sim800.println(mnumber);  // recipient's mobile number, in international format

  delay(1000);
  sim800.println(message);                         // message to send
  delay(1000);
  sim800.println((char)26);                        // End AT command with a ^Z, ASCII code 26
  delay(1000);
  sim800.println();
  delay(100);                                     // give module time to send SMS
 // SIM900power();
}