https://patasala.nyganeshtemple.org/wp-content/uploads/2018/12/LiquidCrystal_I2C.zip
/********************************
* name:I2C LCD1602
* function:You should now see your I2C LCD1602 display the flowing characters: “SunFounder” and “hello, world”.
********************************/
//Email:support@sunfounder.com
//Website:www.sunfounder.com
/********************************/
// include the library code
#include <Wire.h>
#include <LiquidCrystal_I2C.h>
/**********************************************************/
char array1[]=”Patasala”; //the string to print on the LCD
char array2[]=”Namaste!”; //the string to print on the LCD
int tim = 200; //the value of delay time
// initialize the library with the numbers of the interface pins
LiquidCrystal_I2C lcd(0x27,16,2); // set the LCD address to 0x27 for a 16 chars and 2 line display
/*********************************************************/
void setup()
{
lcd.init(); //initialize the lcd
lcd.backlight(); //open the backlight
}
/*********************************************************/
void loop()
{
lcd.setCursor(15,0); // set the cursor to column 15, line 0
for (int positionCounter1 = 0; positionCounter1 < sizeof(array1); positionCounter1++)
{
lcd.scrollDisplayLeft(); //Scrolls the contents of the display one space to the left.
lcd.print(array1[positionCounter1]); // Print a message to the LCD.
delay(tim); //wait for 250 microseconds
}
lcd.clear(); //Clears the LCD screen and positions the cursor in the upper-left corner.
lcd.setCursor(15,1); // set the cursor to column 15, line 1
for (int positionCounter = 0; positionCounter < sizeof(array2); positionCounter++)
{
lcd.scrollDisplayLeft(); //Scrolls the contents of the display one space to the left.
lcd.print(array2[positionCounter]); // Print a message to the LCD.
delay(tim); //wait for 250 microseconds
}
lcd.clear(); //Clears the LCD screen and positions the cursor in the upper-left corner.
lcd.setCursor(4,2);
lcd.print(“Hello world”);
delay(1000);
lcd.clear();
}