Control circuit of intelligent gateway

The invention relates to the technical field of gateways, in particular to a control circuit of an intelligent gateway, which comprises a main control module, a 232 serial port communication module, a 485 serial port communication module, a relay output channel module, a mini-PCIE (Peripheral Component Interface Express) interface module, an Ethernet transmission module, a TF (TransFlash) interface module and a USB (Universal Serial Bus) interface module, the control circuit of the intelligent gateway further comprises a power supply module. The 232 serial port communication module, the 485 serial port communication module, the relay output channel module, the mini-PCIE interface module, the Ethernet transmission module, the TF interface module and the USB interface module are electrically connected with the main control module respectively. According to the control circuit of the intelligent gateway, the 232 serial port communication module, the 485 serial port communication module, the relay output channel