计算机工程与应用 ›› 2008, Vol. 44 ›› Issue (22): 71-73.DOI: 10.3778/j.issn.1002-8331.2008.22.021

• 研发、设计、测试 • 上一篇    下一篇

基于W77E58单片机的图形液晶显示的设计与应用

余振华,张其善,杨东凯   

  1. 北京航空航天大学 电子信息工程学院 202教研室,北京 100083
  • 收稿日期:2008-01-08 修回日期:2008-03-10 出版日期:2008-07-11 发布日期:2008-07-11
  • 通讯作者: 余振华

Design and application of graphic LCD based on W77E58

YU Zhen-hua,ZHANG Qi-shan,YANG Dong-kai   

  1. School of Electronics and Information Engineering,Beihang University,Beijing 100083,China
  • Received:2008-01-08 Revised:2008-03-10 Online:2008-07-11 Published:2008-07-11
  • Contact: YU Zhen-hua

摘要: 详细论述了W77E58单片机,MG-12232图形点阵式液晶显示器的硬件接口电路特点和接口软件编程方法,设计了液晶动态显示信息的算法,利用该算法可左右、上下滚动显示信息。给出了液晶显示模块在智能车载终端应用的实例,该车载终端集成了GPS定位模块、GPRS通信模块,为车辆的调度指挥提供了强有力的技术支持和可视化依据。

关键词: 华邦W77E58, 液晶模块, 车载终端, GPS定位模块, GPRS通信模块

Abstract: This paper describes the structure and characteristics of LCD module and its hardware interface with W77E58,and introduces its software programme in detail.The algrithm of a dynamic showing information on LCD is presented,in the meantime,an application is given that uses LCD moulde to realize an intelligent vehicle terminal which integrates GPS module,GPRS module,and provides powerful technical support and visual basis.

Key words: WINBOND W77E58, LCD module, vehicle terminal, GPS module, GPRS module