Electronic shelf system based on CAN bus and electronic shelf management method

The invention relates to the technical field of metering boxes, in particular to an electronic shelf system based on a controller area network bus and an electronic shelf management method, and the system comprises a host module, a communication conversion module and at least two goods allocation modules; the host module comprises upper computer equipment, lower computer equipment and a first communication module; the communication conversion module comprises a communication conversion single-chip microcomputer, a second communication module and a CAN bus module. The goods allocation module comprises a goods allocation module single-chip microcomputer, an infrared sensor, a radio frequency identification (RFID) module, a lattice screen and a CAN bus module. In the aspect of architecture setting of the electronic shelf system, an RS485 communication mode is replaced by a communication mode based on the CAN bus, so that the efficiency of the data receiving and processing process of the communication conversion