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在小型的智能化电子产品中,普通的7段LED数码管只能用来显示数字,若遇到要显示英文字母或图像、汉字时,则必须选择使用液晶显示器。LCD可分为两种类型,一种是字符模式LCD,另一种为图形模式LCD。本章介绍的16x2 LCD为字符型点矩阵式LCD模组或称字符型LCD。市场上有各种不同厂牌的字符显示类型的LCD,但大部分的控制器都是使用同一块芯片来控制的,编号为HD44780,或是兼容的控制芯片。1.16x2点阵字符液晶显示器概述字符型液晶显示模块是一类专门用于显示字母、数字、符号等的点阵型液晶显示模块。在显示器件的电极图形设计上,它是
In the small intelligent electronic products, ordinary 7-segment LED digital tube can only be used to display numbers, if you encounter to display English letters or images, Chinese characters, you must choose to use the liquid crystal display. LCD can be divided into two types, one is the character mode LCD, the other is the graphical mode LCD. The 16x2 LCD described in this chapter is a character dot matrix LCD module or character LCD. There are various types of LCDs for character display on the market, but most of the controllers are controlled using the same chip, numbered HD44780, or a compatible control chip. 1.16x2 dot matrix character LCD Overview Character LCD module is a type of dot-matrix LCD module designed for displaying letters, numbers, symbols and so on. It is on the electrode graphic design of the display device