The project shows how to modify the standard Ethernet Library of Arduino. When the Arduino is connected to a standard Ethernet Library, application is nothing.
Therefore, it is revised as Arduino Ethernet Library in a non-blocking manner.
Used boards in this project are Teensy board and WIZ820io.
Origianal source : http://www.epyon.be/2016/05/22/non-blocking-ethernet-example-teensy/