Alphanumeric 20x4

Alphanumeric 20x4

An Alphanumeric 20x4 liquid-crystal display is a flat-panel display or other electronic visual display that uses the light-modulating properties of liquid crystals which has 20 characters across and 4 columns down.

LCDs are available to display arbitrary images or fixed images with low information content, which can be displayed or hidden, such as preset words, digits, and 7-segment displays as in a digital clock, and

They are available in a wider range of screen sizes than CRT and plasma displays, and since they do not use phosphors, they do not suffer image burn-in.

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Description:This is a 16 character x 2 lines LCD which can be controlled using (3+4 pins) 3 pins..