摘要
介绍了一个以单片机DS80C320为控制器的点阵LED显示屏控制系统。该系统采用RS-232/RS-485通信标准,通过DS80C320的串行接口接收PC机的控制命令及显示数据,经处理后控制LED显示屏的扫描显示。该系统采用了一种新型的大容量闪速存储器29F040作为数据存储器。本文中给出了该控制系统的软硬件设计要点。
A lattice LED' spanel display system controlled by a microcomputer DS80C320wasgiven.The system received the control command and display data from PC by way of one serial interface of DS80C320using RS-232/RS-485communication protocol.The microcomputer controlsthe scanningof data dis-play by way of another serial interface of DS80C320.It used a new kind of high-capacity FLASH storage29F040asitsdata storage ware.The main pointsof system design were alsopre-sented.
出处
《微计算机信息》
2003年第10期50-51,共2页
Control & Automation
