**2.5 LCD 16×2**

LCD, as shown in **Figure 4**, is an electronic component that can display data in the form of characters, letters, or graphics. The LCD replaces the role of the sevensegment display by providing many advantages, such as a good display form, high energy efficiency, and a small form factor. The features presented in the 16×2 LCD consist of 16 characters and 2 lines, have 192 stored characters, there is a programmable character generator, can be addressed in 4-bit and 8-bit modes, and is equipped with a backlight.
