Wiznet/WIZ_Ethernet_Library — pull request #2 by jbkim (2013-12-04 00:28:50+00:00)
Title: Adding function to read / write W5500 PHY configuration register

I made a new function to control the W5500's PHY Configuration Register. This register is need to demonstrate low-power operation using Power Down mode and also force link to 10 Mbps.