AM79C901AJCT AMD [Advanced Micro Devices], AM79C901AJCT Datasheet - Page 61

• Manufacturer Part Number: AM79C901AJCT
• Description: HomePHY Single-Chip 1/10 Mbps Home Networking PHY
• Manufacturer: AMD [Advanced Micro Devices]

TBR5: 10BASE-T Auto-Negotiation Link Partner Ability Register (Register 5)
The Auto-Negotiation Link Partner Ability Register is
Read Only. The register contains the advertised ability
of the link partner. The bit definitions represent the re-
ceived link code word. This register contains either the
base page or the link partner’s next pages. The values
Table 46. TBR5: 10BASE-T Auto-Negotiation Link Partner Ability Register (Register 5) - Base Page Format
Table 47. TBR5: 10BASE-T Auto-Negotiation Link Partner Ability Register (Register 5) - Next Page Format
Bits
12:5
Bits
10:0
4:0
15
14
13
15
14
13
12
11
Technology Ability Link partner technology ability field
Acknowledge 2
Message Page
Message Field
Selector Field
Remote Fault
Acknowledge
Acknowledge
Next Page
Next Page
Toggle
Name
Name
Link partner next page request
Link partner acknowledgment
Link partner remote fault request
Link partner selector field
Link partner next page request
Link partner acknowledgment
Link partner message page request
1 = Link partner can comply with the request
0 = Link partner cannot comply with the request
Link partner toggle bit
Link partner’s message code
P R E L I M I N A R Y
Am79C901A
Description
Description
contained in these registers are only valid once Auto-
Negotiation has successfully completed, as indicated
by bit 5 in TBR1, or if the Next Page exchange is used
after the Page Received (TBR6, bit 1) has been set to
logic one. See Table 46 and Table 47.
Read/
Write
Read/
Write
R
R
R
R
R
R
R
R
R
R
R
Default Value
Default Value
(hex)
(hex)
0
0
0
0
0
0
0
0
0
0
0
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