#include <MD_MAX72xx.h>
#include <SPI.h>
#include <MD_Parola.h>

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

const byte max_devices=4;

MD_Parola matrix=MD_Parola(MD_MAX72XX::PAROLA_HW,chip_select_pin,max_devices);


void setup() {
  // put your setup code here, to run once:
  Serial.begin(9600);
  matrix.begin();
  //matrix.clear();
}

void loop() {
  // put your main code here, to run repeatedly:
  matrix.setTextAlignment(PA_CENTER);
  matrix.print("Hello!");
  delay(1000);

  matrix.setTextAlignment(PA_CENTER);
  matrix.print("Sir");
  delay(1000);

}