Program instruction set, logic stack and data type of I/O memory which are tied up with tasks in the soft-PLC system are analyzed and studied.

研究了系统的程序指令集、逻辑堆栈和I/O存储器数据类型，实验表明系统具有良好的实时性和可靠性。

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The instruction generator and logic control units are the chief components of the industrial contactless programmed control system (or static switching control systems).

指命发生器及逻辑控制部件，常常是工业无触点程序控制系统(或静止开关控制系统)中的主要组成部分。

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