#include <LiquidCrystal.h>
LiquidCrystal lcd(12,25,21,19,17,4);

void setup() {
    lcd.begin(16,2);
    lcd.clear();
    lcd.print("how to interface");

    lcd.setCursor(0,1);
    lcd.print("lcd with ESP32");
}

void loop() {
    // Code principal à exécuter en boucle
}