#include <LiquidCrystal.h>

LiquidCrystal lcd(8,9,4,5,6,7);
//   rs = 8, en = 9, d4 = 4, d5 = 5, d6 = 6, d7 = 7

int show = 0;

byte dotOff[] = { 0b00000, 0b01110, 0b10001, 0b10001,
                  0b10001, 0b01110, 0b00000, 0b00000 };
byte dotOn[] = { 0b00000, 0b01110, 0b11111, 0b11111,
                 0b11111, 0b01110, 0b00000, 0b00000 };

void setup() {
  lcd.begin(16, 2);  // initialize the lcd
  lcd.createChar(1, dotOff);
  lcd.createChar(2, dotOn);
}

void loop() {
  if (show == 0) {
    lcd.clear();// limpia la pantalla
    lcd.print("  Saludos LCD  ");
    lcd.setCursor(0, 1);
    lcd.print(" SENA Nodo TIC ");
    } 
      else if (show == 1) {
       lcd.clear();
       lcd.print("   Cursor On  ");
       lcd.cursor();
       } 
     else if (show == 2) {
      lcd.clear();
      lcd.print("  Cursor Blink");
      lcd.blink();
      } 
     else if (show == 3) {
      lcd.clear();
      lcd.print("  Cursor OFF ");
      lcd.noBlink();
      lcd.noCursor();
      } 
     else if (show == 4) {
      lcd.clear();
      lcd.print("  Display Off  ");
      lcd.noDisplay();
      }
     else if (show == 5) {
      lcd.clear();
      lcd.print("   Display On ");
      lcd.display();
      } 
     else if (show == 6) {
      lcd.clear();
      lcd.setCursor(0, 0);
      lcd.print("**Primera linea.");
      lcd.setCursor(0, 1);
      lcd.print("**Segunda linea.");
      }
     else if (show == 7) {
      lcd.scrollDisplayLeft();
      }
     else if (show == 8) {
      lcd.scrollDisplayLeft();
      }
     else if (show == 9) {
      lcd.scrollDisplayLeft();
      }
     else if (show == 10) {
      lcd.scrollDisplayRight();
      }
     else if (show == 11) {
      lcd.scrollDisplayRight();
      } 
     else if (show == 12) {
      lcd.scrollDisplayRight();
      } 
     else if (show == 13) {
      lcd.clear();
      lcd.print("ABCDEFGHIJKLMNOP");
      lcd.setCursor(0, 1);
      lcd.print("qrstuvwxyz012345");
      }
     else if (show == 14) {
      lcd.clear();
      lcd.print(" caracter 1:<\01>");
      lcd.setCursor(0, 1);
      lcd.print(" caracter 2:<\02>");
      }
 delay(1400);
 show = (show + 1)% 16;
   if (show==15){
     lcd.clear();
     delay(500);
     }
}