program sms arduino

#include <SoftwareSerial.h>
 
//SIM800 TX Terhubung Arduino D8
#define SIM800_TX_PIN 8
 
//SIM800 RX Terhubung Arduino D7
#define SIM800_RX_PIN 7
 

SoftwareSerial serialSIM800(SIM800_TX_PIN,SIM800_RX_PIN);
 
void setup() {

  Serial.begin(9600);
  while(!Serial);
   
  //Memulai Komunikasi Serial Arduino  dengan SIM800
  serialSIM800.begin(9600);
  delay(1000);
   
  Serial.println("Program Kirim SMS...");
   

  serialSIM800.write("AT+CMGF=1\r\n");
  delay(1000);
 
  //No tujuan SMS (Ganti dengan Nomor Penerima SMS)
  serialSIM800.write("AT+CMGS=\"08211456XXXX\"\r\n");
  delay(1000);
   
  //Isi SMS
  serialSIM800.write("jangan memberi harapan palsu");
  delay(1000);
   

  serialSIM800.write((char)26);
  delay(1000);
     
  Serial.println("SMS Terkirim !");
}
 
void loop() {
}