This paper designs an elevator light curtain monitoring system based on Internet of Things, which is composed of infrared transmitting and receiving module, control module, Bluetooth module and so on.The infrared transmitting and receiving module is used to transmit and receive infrared signals.The control module connects the infrared transmitting and receiving module and the Bluetooth module to receive and process data and perform corresponding actions.The Bluetooth module is used to connect with the mobile phone platform to transmit data and instructions.
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