#include <Wire.h> 
#include <LiquidCrystal_I2C.h>

//LCD Display
LiquidCrystal_I2C lcd(0x27,16,2);

void setup() {
  Serial.begin(9600);

  //LCD
  lcd.init();
  lcd.backlight();

  Serial.setTimeout(10);

  Serial.println("...");
  delay(1000);
}

void loop() {
  receive();
}

void receive() {
  if (Serial.available() > 0) {
    String entry = Serial.readStringUntil('\n');

    //str.trim();
    int numb = entry.toInt();

    Serial.println(numb);
    Serial.println(numb, BIN);

    //lcd
    //primeira linha
    lcd.setCursor(0, 0);
    lcd.print(numb);

    //segunda linha
    lcd.setCursor(0, 1);
    lcd.print(numb, BIN);

    delay(2000);

    lcd.clear();
  }
}

void isAscii() {
  if (Serial.available() > 0) {
    String str = Serial.readStringUntil('\n');

    int myChar = str.toInt();

    if (isAscii(myChar)) {  // tests if myChar is an Ascii character
      Serial.println("The character is Ascii");
    }
    else {
      Serial.println("The character is not Ascii");
    }
  }
}