用于创建职能分解图和程序结构图。
Use to create functional decomposition diagrams and program structure diagrams.
提出一种以pic单片机为控制核心的三相异步电动机软起动控制器，阐述了该控制器的工作原理、回路结构图和软件程序结构。
A soft starting controller of the asynchronous mot or based upon PIC microprocessor is proposed and the operational principle of the controller, functional block diagram and flow chart are given.
提出一种以pic单片机为控制核心的三相异步电动机软起动控制器，阐述了该控制器的工作原理、回路结构图和软件程序结构。
A soft starting controller of the asynchronous mot or based upon PIC microprocessor is proposed and the operational principle of the controller, functional block diagram and flow chart are given.
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