LAN9420 Datasheet, PDF (117/171 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
4.3.10 Current Transmit Buffer Address Register (TX_BUFF_ADDR)
Offset:
0050h
Size:
32 bits
This register points to the current transmit buffer address being read by the DMAC.
BITS
31:0
DESCRIPTION
TX_BUFF_ADDR
This field contains the pointer to the current buffer address pointer used by
the DMAC during TX operation.
TYPE
RO
DEFAULT
32‘h0
SMSC LAN9420/LAN9420i
117
DATASHEET
Revision 1.6 (07-18-11)