P10 LED Panel Matrix Configured Wirelessly

/*
  Daniel Grajales Garcia. 1 de abril de 2017.
  BioHacking lab at Hangar
*/
#include <SPI.h>
#include <DMD2.h>
#include <fonts/Arial14.h>
#include <fonts/Droid_Sans_24.h>
#include <UnoWiFiDevEd.h>

#define DISPLAYS_WIDE 4
#define DISPLAYS_HIGH 4

SoftDMD dmd(DISPLAYS_WIDE,DISPLAYS_HIGH);

String valueInts = "00";
String valueCents = "00";
String valueStr = "$"; 
String myValueToDisplay = "x";


// the setup routine runs once when you press reset:
void setup() {
  dmd.setBrightness(250);
  dmd.selectFont(Droid_Sans_24);
//  dmd.selectFont(Arial14);
  dmd.begin();
  dmd.drawString(1, 4, myValueToDisplay);
  // Se inicializa la WiFi
  Wifi.begin();
  Wifi.println("REST server is up");
  myValueToDisplay = String(valueStr) + valueInts + "." + valueCents;
  Wifi.println(myValueToDisplay);

}

void loop() {
  myValueToDisplay = String(valueStr) + valueInts + "." + valueCents;

  dmd.drawString(1, 4, myValueToDisplay);
  if(Wifi.available()){
    String command = Wifi.readStringUntil('/');
    if (command == "actualizar") {
      Wifi.println("comando encontrado...");
      valueInts = Wifi.readStringUntil('.');
      valueCents = Wifi.readStringUntil('/');
      Wifi.println("Status: 200 OK\n");
      Wifi.print("El valor ahora es: ");
      Wifi.print(valueInts);
      Wifi.print(".");
      Wifi.println(valueCents);
      Wifi.print(EOL);    //char terminator
      dmd.begin();      //limpiar la pantalla
    }
  }
  delay(50);
}