一种适配8031单片机的CRT图形显示系统

The Graphic Display System Adapted for the 8031 Microcontroller

介绍适配ＭＣＳ－５１系列单片机的图形显示系统的软、硬件设计。该系统完成了图形、字符、汉字的ＣＲＴ显示功能，具有３２Ｋ显示缓冲区，显示分辨卒为３５２×７２０。通过设计特殊的时序电路克服了８０３１单片机无“等待”功能的缺点，显示画面清晰稳定、刷新效率高。

The design of hardware and software of graphic display system adapted for 8031microcontroller is introduced. This system ean display graphic,Chinese words and English wordswith 32K display buffer and display resol usion of 352×720.The disadvantage of 8031microcontroller not having“ reddy”pin is overcome by designing speecial time circute. The displaypicture is clear and steady, the refresh efficiency is high.