The xps Ethernetlite peripheral does not provide any mechanism to access the Ethernet PHYregisters. These registers are used to configure auto negotiation parameters and to obtain PHYstatus. This application note provides reference systems and associated software to accessPHY registers by connecting the serial management bus signals MDC and MDIO to GPIOswhich the software controls directly.
標簽：
XAPP
1042
GPIO
PHY
上傳時間：
2013-10-17
上傳用戶：JamesB
