78Q2123CGV/F TERIDIAN [Teridian Semiconductor Corporation], 78Q2123CGV/F Datasheet - Page 16

• Manufacturer Part Number: 78Q2123CGV/F
• Description: 10/100BASE-TX Transceiver
• Manufacturer: TERIDIAN [Teridian Semiconductor Corporation]

MR5: Auto-Negotiation Link Partner Ability Register
MR6: Auto-Negotiation Expansion Register
Page: 16 of 42
5.12:5
6.15:5
5.4:0
5.15
5.14
5.13
BIT
BIT
6.4
6.3
6.2
6.1
6.0
SYMBOL
SYMBOL
LPANEG
LPNPA
RSVD
ACK
A7:0
S4:0
PDF
NPA
PRX
NP
RF
A
TYPE DEFAULT DESCRIPTION
TYPE DEFAULT DESCRIPTION
RC
RC
R
R
R
R
R
R
R
R
R
00h
0
0
0
0
0
0
0
0
0
0
Next Page: When ‘1’ is read, it indicates the link partner wishes to
engage in Next Page exchange.
Acknowledge:
successfully received at least 3 consecutive and consistent FLP bursts.
Remote Fault: When ‘1’ is read, it indicates the link partner has a fault.
Technology Ability Field: This field contains the technology ability of
the link partner. The bit definition is the same as MR4.12:5.
Selector Field: This field contains the type of message sent by the link
partner. For an IEEE 802.3 compliant link partner, this field should be
‘00001’.
Reserved
Parallel Detection Fault: When ‘1’ is read, it indicates that more than
one technology has been detected during link up. This bit is cleared
when read.
Link Partner Next Page Able: When ‘1’ is read, it indicates the link
partner supports the Next Page function.
Next Page Able:
support Next Page function.
Page Received:
received into the Auto-Negotiation Link Partner Ability Register. This
bit is cleared upon read.
Link Partner Auto-Negotiation Able: When ‘1’ is read, it indicates the
link partner is able to participate in the Auto-Negotiation function.
©
2009 Teridian Semiconductor Corporation
When ‘1’ is read, it indicates the link partner has
Reads ‘1’ when a new link code word has been
Reads ‘0’ since the 78Q2123/78Q2133 do not
10/100BASE-TX Transceiver
Rev 1.5