LCD Modul IIC I2C 12864 COG Grafik Display Bildschirm Board LCM Panel für Arduino
ab 5,91 €
Since this LCD only supports 3.3V I0 level, when using the UNO system board, as UNO can only be set as push-pull output, its L0 maximum output is 5V 30mA, which will lead to LCD level identification error and even burn the LCD screen.
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