lan9210 Standard Microsystems Corp., lan9210 Datasheet - Page 91

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lan9210

Manufacturer Part Number
lan9210
Description
Lan9210 Small Form Factor Single-chip Ethernet Controller With Hp Auto-mdix Support
Manufacturer
Standard Microsystems Corp.
Datasheet

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
lan9210-ABZJ
Manufacturer:
Standard
Quantity:
2 500
Small Form Factor Single-Chip Ethernet Controller with HP Auto-MDIX Support
Datasheet
SMSC LAN9210
5.3.11
5.3.12
31-24
23-16
31-24
23-16
BITS
BITS
15-0
15-0
Reserved
RX Status FIFO Used Space (RXSUSED). Indicates the amount of space
in DWORDs, used in the RX Status FIFO.
RX Data FIFO Used Space (RXDUSED).). Reads the amount of space in
bytes, used in the RX data FIFO. For each receive frame, this field is
incremented by the length of the receive data rounded up to the nearest
DWORD (if the payload does not end on a DWORD boundary).
Reserved
TX Status FIFO Used Space (TXSUSED). Indicates the amount of space
in DWORDS used in the TX Status FIFO.
TX Data FIFO Free Space (TDFREE). Reads the amount of space in bytes,
available in the TX data FIFO. The application should never write more data
than is available, as indicated by this value.
RX_FIFO_INF—Receive FIFO Information Register
This register contains the used space in the receive FIFOs of the LAN9210 Ethernet Controller.
TX_FIFO_INF—Transmit FIFO Information Register
This register contains the free space in the transmit data FIFO and the used space in the transmit
status FIFO in the LAN9210.
Offset:
Offset:
DESCRIPTION
DESCRIPTION
7Ch
80h
DATASHEET
91
Size:
Size:
32 bits
32 bits
TYPE
TYPE
RO
RO
RO
RO
RO
RO
Revision 2.3 (08-06-08)
DEFAULT
DEFAULT
0000h
1200h
00h
00h
-
-

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