/*********
 By the Autonomous Systems Laboratory 2022-2023, for the Department of Informatics & Telecommunications
 Lesson "Internet of Things" Computer System Courses Flow of the 7th Semester
*********/


// ------------------------------------------
// LCD               ESP32C3 DEVKITC-02
// VCC               5V
// GND               DIGITAL GND
// SDA PIN 8         SDA
// SCL PIN 9         SCL
//-------------------------------------------

// - LiquidCrystal I2C Author: Frank de Brabander : https://www.arduino.cc/reference/en/libraries/liquidcrystal-i2c/
// Please support the original library authors!

#include <LiquidCrystal_I2C.h>

// set the LCD number of columns and rows
int lcdColumns = 16; //Declare the number of columns 
int lcdRows = 2; //declare the number of rows

// set LCD address, number of columns and rows
// if you don't know your display address, run an I2C scanner sketch
LiquidCrystal_I2C lcd(0x27, lcdColumns, lcdRows);  

void setup(){
  // initialize LCD
  lcd.init();
  // turn on LCD backlight                      
  lcd.backlight();
  delay(2000); //delay for 2 seconds for the LCD Display to load properly
}

void loop(){
  // set cursor to first column, first row
  lcd.setCursor(0, 0);
  // print message
  lcd.print("IoT");
  delay(1000);
  // clears the display to print new message
  lcd.clear();
  // set cursor to first column, second row
  lcd.setCursor(0,1); 
  lcd.print("LESSON 3"); //print a message to the LCD
  delay(1000); //delay for 1 second
  lcd.clear(); //clear the LCD Display to print a message
}