This Lantronix XD1001000-01 module is a direct LAN module and Adafruit Arduino breakout that is perfect for industrial automation and motion control applications. With its XPort technology, this module provides reliable and efficient communication for PLC input and output modules, peripheral modules, and HMIs. The Lantronix XD1001000-01 module is designed for use in a variety of industrial settings, including manufacturing, automotive, and aerospace. Its compact design and easy-to-use interface make it a great choice for developers and engineers who need to create complex systems. This module is ideal for use with embedded systems.

Adafruit has a tutorial up for interfacing with these boards still.