I have a WH1602A-NYG-JT# LCD display, which has three pins, 0V, +5V and IN. I am not sure how to connect the IN pin to Arduino, can I connect it to any digital pin? I downloaded SparkSoftLCD-master and ArduinoSerLCD-master library, but when I open the example of SparkSoftLCD-master by using Arduino…

connect problem with LCD

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