The data collections, communications and counter module clearing are realized by controller circuit. The core of the controller circuit is AT89C51 single chip.
单片机控制电路以AT89C51单片机为核心部件，实现了数据采集、通讯及计数模块清零等功能。
The data collections, communications and counter module clearing are realized by controller circuit. The core of the controller circuit is AT89C51 single chip.
单片机控制电路以AT89C51单片机为核心部件，实现了数据采集、通讯及计数模块清零等功能。
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