dmd2 ESP8266

#include <DMD2.h>
#include <SPI.h>
#include <fonts/SystemFont5x7.h>
#include <fonts/Droid_Sans_24.h>// font libaray

int i = 0;

SPIDMD dmd(1, 2);
SPIDMD dmd1(1, 2);


DMD_TextBox box(dmd, -4, 0, 32, 16); // x, y change text posistion [ Set Box (dmd, x, y, Height, Width)]
const char *MESSAGE = "ABCD";

void setup() {
  Serial.begin(115200);
  Serial.println("Starting");

  /////////////////////////////text display//////////////////////
  dmd.setBrightness(255); // Set brightness 0–255
  dmd.selectFont(SystemFont5x7); // Font used
  dmd.begin();
  //////////////////////////////////////////////////////////////
  //////////////////////////drawing box border//////////////////
  dmd1.setBrightness(255); // Set brightness 0–255
  dmd1.selectFont(SystemFont5x7); // Font used
  dmd1.begin();
  dmd1.drawBox(31, 31, 0, 0); //{x,y,} // drawing box bording led pannel
}

void loop() {
  scrolling();
}

void scrolling() {
  const char *next = MESSAGE;
  while (*next) {
    dmd.clearScreen();// clear screen
    if (i != 0) {
      box.print(*next); //print the led pannel
    }
    i++;
    delay(800); // letters speed changing
    next++;
  }
}