Specifications: PCB size: 82.8mm X 56.6mm X 1.6mm Power supply: 5V DC Pin Function A0 Button(select, up, right, down and left) D4 DB4 D5 DB5 D6 DB6 D7 DB7 D8 RS(Data or signal display selection) D9 LCD1602 Enable D10 Backlight control
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