Product Description

LCD Keypad Shield input / output expansion board uses 2 lines of 16 characters LCD, having a contrast adjustment and backlight lamp, and uses 1 simulated export completed5key input, a 1 reset button, but does not use the IO export are extended out the spare to make full use of IO export.

Occupy the digital port: PIN4( DB4),5( DB5),6( DB6),7( DB7),8( RS ),9( E ),10( backlight control ), analog key port A0. Used in conjunction with your Ard uino.

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