利用霍尔元件设计了霍尔传感器，用于球关节位姿测控系统设计。
A special sensor designed with Hall Elements is used in the position-orientation measurement and control system.
利用霍尔传感器完成电压、电流的采集，并送led显示器显示。
Hall sensor is used to collect voltage and current signal, and the collected result displayed by LED displayer.
介绍一种以数字集成电路为核心，利用霍尔集成电路设计的里程表。
The article introduces an odometer centered with digital integrated circuit that applying Hall integrated circuit.
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