lxt9763 Intel Corporation, lxt9763 Datasheet - Page 68

• Manufacturer Part Number: lxt9763
• Description: Fast Ethernet 10/100 Hex Transceiver With Full Mii
• Manufacturer: Intel Corporation

LXT9763 — Fast Ethernet 10/100 Hex Transceiver with Full MII
68
16.15
16.14
16.13
16.12
16.11
16.10
16.9
16.8
16.7
16.6
16.5
16.4
16.3
16.2
16.1
16.0
17.15
17.14
17.13
17.12
17.11
1. R/W = Read /Write.
1. RO = Read Only.
Bit
Bit
Table 47. Port Configuration Register (Address 16, Hex 10)
Table 48. Quick Status Register (Address 17, Hex 11)
Reserved
Force Link Pass
Transmit Disable
Bypass Scrambler
(100BASE-TX)
Bypass 4B5B
(100BASE-TX)
Jabber
(10BASE-T)
SQE
(10BASE-T)
TP Loopback
(10BASE-T)
CRS Select
(10BASE-T)
Reserved
Preamble Enable
(10BASE-T)
Reserved
Reserved
Reserved
Alternate NP
feature
Fiber Select
Reserved
Transmit Status
Receive Status
10/100 Mode
Collision Status
Name
Name
Write as zero, ignore on read.
1 = Force Link Pass. Sets appropriate registers, state machines and
LEDs to Pass condition, regardless of actual link state.
0 = Normal operation.
1 = Disable Twisted Pair transmitter.
0 = Normal Operation.
1 = Bypass Scrambler and Descrambler.
0 = Normal Operation.
1 = Bypass 4B5B encoder and decoder.
0 = Normal Operation.
1 = Disable Jabber.
0 = Normal operation.
1 = Enable Heart Beat.
0 = Disable Heart Beat.
1 = Disable TP loopback during half-duplex operation.
0 = Normal Operation.
1 = CRS deassert extends to RX_DV deassert.
0 = Normal Operation.
Write as zero, ignore on read.
0 = Set RX_DV high coincident with SFD. (Strip off received preamble
before sending data stream to MAC via MII.)
1 = Set RX_DV high and RXD=preamble when CRS is asserted.
Write as zero, ignore on read.
Write as zero, ignore on read.
Write as zero, ignore on read.
1 = Enable alternate auto negotiate next page feature.
0 = Disable alternate auto negotiate next page feature.
1 = Select fiber mode for this port.
0 = Select TP mode for this port.
Always 0.
1 = LXT9763 is operating in 100BASE-TX mode.
0 = LXT9763 is not operating 100BASE-TX mode.
1 = LXT9763 is transmitting a packet.
0 = LXT9763 is not transmitting a packet.
1 = LXT9763 is receiving a packet.
0 = LXT9763 is not receiving a packet.
1 = Collision is occurring.
0 = No collision.
Description
Description
Type
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Type
RO
RO
RO
RO
RO
1
1
Datasheet
Default
Default
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0