单片机控制数字屏幕显示系统

Display System of Digit Screen Controlled by Single Chip Microcomputer

设计了一种用单片机控制的小型数字屏幕显示系统．系统控制电路采用单片机控制技术与动态扫描技术相结合；能显示２５６位数字，还可方便的增减显示数字位数。

This article introduces a LED display screen of which core is single chip microcomputer. The control circuit of this system applies the integration of single chip microcomputer control technique and dynamic scanning technique. This system can display 256 digit number information. If the software and hardware are altered a little bit, the displayed digit number could be increased or decreased. It can be used for rate display in banks and other occasions.