// #include < Wire .h> we are removing this because it is already added in liquid crystal library
#include <LiquidCrystal_I2C.h>
// Create the lcd object address 0x3F and 16 columns x 2 rows
LiquidCrystal_I2C lcd (39, 16,2); //
void setup () {
// Initialize the LCD connected
lcd.init();
// Turn on the backlight on LCD.
lcd.backlight();
// print the Message on the LCD.
lcd.print("IoT Club");
}
void loop () {
//Here cursor is placed on first position (col: 0) of the second line (row: 1)
lcd.setCursor (0, 1);
// We write the number of seconds elapsed
lcd.print ( millis () / 1000);
lcd.print ( " SECONDS" );
delay (100);
}
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esp32-devkit-c-v4
esp32-devkit-c-v4
lcd1:GND
lcd1:VCC
lcd1:SDA
lcd1:SCL