//  this module interacts with the hardware on lower level
#include <MD_MAX72xx.h>

//  this module helps to display patterns and animations easily
#include <MD_Parola.h>
#include <SPI.h>

const byte clock_pin = 13;
const byte data_pin = 11;
const byte chip_select_pin = 10;
const byte max_devices = 4;

/* creating instance of MD_Parola class : 
Hardware type : PAROLA_HW
Max devices : number of devices we are using */
MD_Parola matrix = MD_Parola(MD_MAX72XX::PAROLA_HW, chip_select_pin, max_devices);

void setup()
{
  Serial.begin(9600);
  Serial.print("What to display?");

  matrix.begin();  //  initialise the module
  matrix.displayClear();  //  clear, if there is anything

                    
  matrix.displayText("Iffat", // "Text",
                    PA_CENTER, //alignment
                    50, //time interval (increse value, descreases speed)
                    2000, // pause between animation, in and out
                    PA_SCROLL_LEFT, // effect in
                    PA_WIPE_CURSOR); // effect out
}

void loop()
{
    // displayAnimate() returns true when animation is finished
    if (matrix.displayAnimate())
    {
      // then we reset animaton
      matrix.displayReset();
    }

}