Support transparent conversion, transparent band ID conversion, protocol conversion, MODBUS RTU conversion, custom protocol conversion ^^ Supportextended frame only, standard frame only, custom frame ID reception ^^ Multi-master and multi-slave functions, replacing multi-channel 485 with single-channel CAN interface ^^ Support14groupsofcustom frame IDfiltering to avoid data interference ^^ CAN 2.0A andCAN 2.0B standardprotocols