![]() ![]() Next, The RS pin or register select pin is used for selecting whether we will send commands or data to the LCD. ![]() Next is the Vo pin on which we can attach a potentiometer for controlling the contrast of the display. The second pin is the VCC which we connect the 5 volts pin on the Arduino Board. It has 16 pins and the first one from left to right is the Ground pin. You can watch the following video or read the written tutorial below. In this Arduino LCD Tutorial we will learn how to connect an LCD (Liquid Crystal Display) to the Arduino board. LCDs like these are very popular and broadly used in electronics projects as they are good for displaying information like sensors data from your project, and also they are very cheap.
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