NE2-D12 RS232 serial port server RJ45 supports 10/100 M Ethernet interface ModBus gateway support Modbus gateway modes and MQTTC/HTTPC

[Introduction]：NE2-D12 single serial port server is used to realize the two-way
transparent transmission of data from serial port to Ethernet port. It has a variety of Modbus gateway modes and MQTTC/HTTPC Internet of Things gateway modes, which can meet the networking functions of various serial port devices/PLC; Adopt industrial design standards to ensure the reliability of equipment.