一个共用CPU的双机系统设计

DESIGN OF DOUBLE-MACHINE SYSTEM SHARING A CPU

本文提出了共用一个ＣＰＵ的出纳复核双机系统的设计。本系统的特点是出纳机与复核机共用一个ＣＰＵ，可大大降低成本，提高系统的可靠性。是一个两用户系统简单实用的可行方案。

This paper introduces a design of cashing and checking double-machine systemsharing a CPU. Lower costs and high reliability is distinctive feature of the system, becausecash and check register share the same CPU.