Hi. Please tell me how many 20X04 with serial interface works in parallel on arduino mega 2560? I'm very confuse from this line code: LiquidCrystal_I2C lcd(0x27 20,4); //set the LCD address to 0x27 All lcd from this model has an internal address 0X27 or i can use some like this: LiquidCrystal_I…

HOW many serial 20X04 lcd work on arduino mega 2560

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