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Single-Chip Ethernet Controller with HP Auto-MDIX Support and PCI Interface
Datasheet
Revision 1.22 (09-25-08)
116
SMSC LAN9420/LAN9420i
DATASHEET
4.3.10
Current Transmit Buffer Address Register (TX_BUFF_ADDR)
This register points to the current transmit buffer address being read by the DMAC.
Offset:
0050h
Size:
32 bits
BITS
DESCRIPTION
TYPE
DEFAULT
31:0
TX_BUFF_ADDR
This field contains the pointer to the current buffer address pointer used by
the DMAC during TX operation.
RO
32‘h0