MC6845在日立PC显示系统的应用

APPLICATION OF CHIP MC6845 IN THE DISPLAY SYSTEM FOR HITACHI—PC

本文基于MC6845芯片在日立PC(16000)机显示系统的应用,主要说明了6845的初始化参数及如何控制某些内部寄存器和控制寄有器去完成一些所要求的显示功能。为拥有该机的用户进行二次开发和设备维修方面的工作,提供了颇有参考价值的资料。

basing on the application of chip MC6845 in the disply system for HITACHI—PC 16000,the paper mainly described its initial parameters and registers and how to use them or some control registers to implement some disply functions required.It also provided some valuable infor- mation referred for users with the personal computer to carry out the works in second development or equipment repairment.