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公开(公告)号：US20220149769A1
公开(公告)日：2022-05-12
申请号：US17432754
申请日：2019-07-11
Applicant: LS ELECTRIC CO., LTD.
Inventor： Hyun Gyu RYU , Chun Suk YANG , Jong Wook JEON , Min Hun CHI
Abstract: The present disclosure relates to an interface circuit of a motor driving apparatus, the interface circuit comprising a power circuit unit for controlling driving of a motor, and a control panel unit which controls the power circuit unit and provides a user interface, wherein the power circuit unit further comprises a second MCU which controls a relay and an additional device unit and detects an operation state of the additional device unit, and the second MCU can communicate with a first MCU of the control panel unit via a communication line.
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