一个4路交换机芯片资料.很不错的The RTL8201BL is a single-port Phyceiver with an MII (Media Independent Interface)/SNI(Serial Network Interface). It implements all 10/100M Ethernet Physical-layer functions including the Physical Coding Sublayer (PCS), Physical Medi
BCM5461S详细设计开发资料。 BCM5461S SUPPORTED SWITCH/MAC INTERFACES: • GMII (Gigabit Media Independent Interface): 1000-Mbps data rate (designed for 2.5V or 3.3V I/O operation) • MII (Media Independent Interface): 100/10-Mbps data rates (designed for 2.5V or
802.3af-POE协议，更多资料见微信公众号：硬件工程师炼成之路EEE St 802.3af-2003
Amendment to lEEE Std 802.3-2002
including ieee Std 802. 3ae-2002
IEEE Standard for Information technology
Telecommunications and information exchange between systems
Local and metropolitan area n
