基于单片机液晶显示模块LCM12232的接口设计

Interface Design Based on Single-chip for LCD Module LCM12232

针对单片机控制的智能化工业设备对人机对话接口简单、便捷的要求,采用图形点阵式液晶显示模块LCM12232与单片机STC89C58,探讨了两者之间准确可靠的数据串行传输方式,提出了实用简单的软件编程方法。该设计具有硬件电路简单可靠、I/O口线占用少、程序编写简单的优点,实践中取得很好的应用成效。

For single-chip computer-controlled intelligent industrial equipment and the equipment of man-machine conversation interface easy and convenient request, the design used dot-matrix graphic LCD module LCM12232 and single-chip STC89C58. The accurate and dreliable data serial transfer between the two are discussed. A simple and practical method of software programming is explored. The design had the advantages of simple and reliable hardware, I/O port line occupied by small, easy programming. The design obtained good application results.