单片机液晶显示器课程设计

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1、摘要摘要 本文主要介绍了 89C51 单片机为控制设备，液晶显示器为显示设备。实现 的一个可以显示汉字的液晶显示器设备。通过汉字显示程序的地址，接着运行相 应的程序取汉字机内码和西文字符的 ASCII 码，并在存储器中进行寻址找出相 对应的显示代码或汉字字模，提取后作为阵显示信息送液晶显示器显示。液晶显 示已经是人机界面的关键技术。 本文对基于单片机的液晶显示控制技术进行了研 究。首先本文研究了 LCD1602 液晶屏的显示原理，随后通过在 Proteus 仿真软件 上构建相关的仿真电路， 并连接在 Keil 软件编写、 编辑及编译生成的相关的.Hex 驱动程序电路仿真，成功仿真出对所需内容的

2、显示。 关键字关键字 ：LCD1602LCD1602、单片机、仿真、单片机、仿真 This paper mainly introduces the 89C51microcontroller as the control equipment, LCD display for the display device. Implementation of a liquid crystal display device can display Chinese characters. The Chinese characters display program address, and then runn

3、ing the corresponding procedures and take the Chinese characters code and Western characters ASCII code in a memory addressing, and finds the corresponding display code or Chinese characters font, extracted as a matrix display information sent LCD display. Liquid crystal display is the key man-machi

4、ne interface technology. This paper based on the single-chip LCD control technology research. Firstly, this paper studies the LCD1602LCD screen of the display principles, followed by Proteus simulation software to construct related simulation circuit, and is connected to the Keil software compiling, editing and compiling the related.Hex driver circuit simulation, the successful simulation to the desired content display. The keyword:LCD1602The keyword:LCD1602 single chip computersingle chi