GSM_Module/send_sms.txt at main · amanpatidar425/GSM_Module · GitHub

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#include <TinyGPS++.h>
#include <SoftwareSerial.h>


#define GPS_RX_PIN 10
#define GPS_TX_PIN 11
TinyGPSPlus gps;


SoftwareSerial gpsSerial(GPS_RX_PIN, GPS_TX_PIN);


#define SIM_RX_PIN 17
#define SIM_TX_PIN 16
SoftwareSerial simSerial(SIM_RX_PIN, SIM_TX_PIN);

void setup() {

  Serial.begin(9600);
  gpsSerial.begin(9600);
  simSerial.begin(9600);
  delay(1000);
  sendSMS("+917680096031", "Initializing...");
}

void loop() {

  while (gpsSerial.available() > 0) {
    gps.encode(gpsSerial.read());
  }


  if (gps.location.isUpdated()) {
    Serial.print("Latitude: ");
    Serial.print(gps.location.lat(), 6);
    Serial.print(", Longitude: ");
    Serial.println(gps.location.lng(), 6);

    sendSMS("+917680096031", "Latitude: " + String(gps.location.lat(), 6) + ", Longitude: " + String(gps.location.lng(), 6));

    delay(60000);
  }
}

void sendSMS(String number, String message) {
  simSerial.println("AT+CMGF=1");
  delay(100);
  while (simSerial.available()) {
    Serial.write(simSerial.read());
  }


  simSerial.print("AT+CMGS=\"");
  simSerial.print(number);
  simSerial.println("\"");
  delay(100);
  while (simSerial.available()) {
    Serial.write(simSerial.read());
  }

  simSerial.print(message);
  simSerial.write((byte)26);
  delay(100);
  while (simSerial.available()) {
    Serial.write(simSerial.read());
  }
}