#include #include LiquidCrystal_I2C lcd1(0x20,16,2); // set the LCD address of the first lcd to 0x20 for a 16 chars and 2 line display LiquidCrystal_I2C lcd2(0x21,16,2); // set the LCD address of the second lcd to 0x21 for a 16 chars and 2 line display void setup() { lcd1.init(); // initialize the first lcd lcd2.init(); // initialize the second lcd // Print a message on the first LCD. lcd1.backlight(); lcd1.print("Hello, #1 world!"); // Print a message on the second LCD. lcd2.backlight(); lcd2.print("Hello, #2 world!"); } void loop() { }