【摘要】 本文介绍一种用CRT控制器MC6845将TP-801单板机与显示器相连接的接口电路设计.更多还原

【Abstract】 This paper introduces a kind of interface-design which connect a single board TP-801to screen using the MC6845 CRT controller.Mc6845 is a programmable CRT-controllerwhich has firm functions and flexiable unt-ilizations.It is the motoralla speciallydesigned for the series of 6800 family.If itis used in the series of Z-80,the problemof the timing between two systems must besolved first.But,above all,the most imp-ortant attention is the design of MC6845enable signal(E).更多还原