LCD Keypad Shield input-output expansion board using the two -line 16 character LCD with contrast adjustment and backlight , using an analog input port will complete five buttons , a reset button , unused IO ports are extended out of the reserve, make full use of IO ports . Occupancy figures port : PIN4 (DB4), 5 (DB5), 6 (DB6), 7 (DB7), 8 (RS), 9 (E), 10 ( backlight control ) , an analog button port A0. (LCD color is not specified, the random delivery.
Blue Backlight with white words.
8cm x 5.9cm – 3.15inch x 2.32inch.
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