【摘要】 本文介绍了微机邮件分拣系统的工作原理和硬件与软件的设计。这是一台实时控制和信息处理的微机系统,它的特点是控制规模大,可靠性要求高,输入输出的信号线达八百多根,而且大多数是30～50米的长线,不仅在技术上有一定的难度,而且在目前的微机实时应用中也具有一定的代表性。更多还原

【Abstract】 This paper introduces the principle of microcomputer based post matter separation system and its hardware and software design. This is a real-time control and information processing system. The distinguishing feature is large scale control and high reliability. There are more than eight hundreds input and output lines and most of them are about 30～50 meters long.更多还原