Code

int z = 0 ;
#include <GSMSim.h>

#define RX 7

#define TX 8

GSMSim gsm(RX, TX);

void setup()
{
pinMode( 13 , OUTPUT);
pinMode( 9 , OUTPUT);
pinMode( 6 , OUTPUT);
Serial.begin(9600);
gsm.start();

z = 0 ;

digitalWrite(13 , LOW);

digitalWrite(9 , HIGH);

}

void loop()
{
if (( ( z ) == ( 2 ) ))
{
digitalWrite(6 , LOW);
}
Serial.print("Zeit");
Serial.print(( z / 60 ));
Serial.print(" ");
Serial.print("Minuten");
Serial.print(z);
Serial.print(" ");
Serial.println();
z = ( z + 1 ) ;
if (( ( z ) == ( 40 ) ))
{
digitalWrite(6 , HIGH);
Serial.print("Anrufen...");
Serial.print(" ");
Serial.println();
char* phone_no = "XXXXXX";
gsm.start();
Serial.println("Calling the number " + String(phone_no));
Serial.println(gsm.call(phone_no));
}
if (( ( z ) == ( 60 ) ))
{
gsm.callHangoff();
Serial.print("Anruf beendet!");
Serial.print(" ");
Serial.println();
digitalWrite(9 , LOW);
digitalWrite(6 , LOW);
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}
delay( 1000 );
}