LAN9420 Datasheet, PDF (40/171 Pages) SMSC Corporation – Single-Chip Ethernet Controller with HP Auto-MDIX Support and PCI Interface

Single-Chip Ethernet Controller with HP Auto-MDIX Support and PCI Interface
Datasheet
Ring Structure:
DESCRIPTOR 0
DESCRIPTOR 1
BUFFER 1
BUFFER 2
BUFFER 1
BUFFER 2
DESCRIPTOR n
Chain Structure:
DESCRIPTOR 0
BUFFER 1
BUFFER 2
BUFFER 1
DESCRIPTOR 1
BUFFER 1
NEXT DESCRIPTOR
Figure 3.15 Ring and Chain Descriptor Structures
Revision 1.6 (07-18-11)
40
DATASHEET
SMSC LAN9420/LAN9420i