Introduction to the liquid crystal display (LCD) - Arduino Tutorial

- [Instructor] LCD stands for liquid-crystal display. LCD is one of the components that can be used with Arduino board to show text or graphics. The principle behind LCD is to energize a series of crystals to appear either opaque or transparent against a lighted background. The two major types are alphanumeric LCD and graphical LCD. The most common alphanumeric LCD device is 16 by two LCD. It can display two lines of 16 characters. A 16 by two LCD simply means having two rows and 16 columns, so basically two lines to show the text. And the same thing applies if you have any other type. Eight by two. Five by two. The first one is reserved for columns and the second one is for rows. The second common type is graphical LCD. The graphical LCD device use a single larger grid of individual lights to display information, instead of a separate grid for each character. The most common graphical layout is 128 by 64 LCD.…