Electrical port module

The invention provides an electric port module, which comprises a circuit board, a network port terminal, a PHY chip and an MCU, the PHY chip and the MCU are arranged on the circuit board, and the end part of the circuit board is provided with a golden finger comprising an I2C and a multiplexing pin; the PHY chip comprises a state register which is used for storing a state register value corresponding to the link state of the network port terminal; one end of the MCU receives a host equipment instruction through the I2C pin, and the other end of the MCU is connected with the PHY chip to obtain a state register value and send a corresponding level signal to the multiplexing pin according to the state register value; a first register in the MCU is used for storing a register value corresponding to a host equipment instruction, and the MCU performs corresponding function setting on the multiplexing pin according to the register value so as to obtain the link state of the network port terminal according to the le