Which pin on a character LCD is for contrast?
Which pin on a character LCD is for contrast?
Which pin on a character LCD adjust the contrast?
Re: Which pin on a character LCD is for contrast?
Typically, pin 3 for 20x4 or smaller, or pin 12 for 40x4 displays, but, as always, READ THE MANUAL for your device!
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LCD_Designs
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Re: Which pin on a character LCD is for contrast?
There is no standard as to which pin is used for contrast, but on most displays, it is pin 2.