在简要介绍了图形点阵式液晶显示器模块EDM240128F和闪速单片机AT89C52的基础上,阐述了对EDM240128F进行控制和使用的原理和实现方法。其中的硬件是针对应用广泛的AT89系列中的AT89C52 Flash单片机而设计的,并给出了一个应用程序实例。EDM240128F型图形点阵式液晶显示器模块在由长春气象仪器研究所研制的测风仪的应用中取得了成功。实践证明,EDM240128F在小型智能式测量仪器中的应用是方便、灵活、有效的,而且切实可行。图形点阵式液晶显示器模块可以广泛地应用于其它小型以及便携式仪器。本文介绍的内容,对硬件电路设计及程序设计具有一定的参考价值。 Based on the introduction of EDM240128F and flash MCU AT89C52, this paper introduces the principle and implementation of EDM240128F. The hardware is designed for the AT89C52 Flash microcontroller in the widely used AT89 family and gives an example of an application. EDM240128F graphic dot matrix liquid crystal display module in Changchun Institute of Meteorological Instruments developed the application of wind instruments has been successful. Practice has proved that, EDM240128F small intelligent measuring instruments in the application is convenient, flexible, effective, and feasible. Graphic dot matrix LCD module can be widely used in other small and portable instruments. This article describes the content of the hardware circuit design and programming has a certain reference value.