ICS1894-40
10BASE-T/100BASE-TX INTEGRATED PHYCEIVER WITH RMII INTERFACE
PHYCEIVER
Bit
Definition
When Bit = 0
Bit value depends on the Bit value depends on the
particular message particular message
Bit value depends on the Bit value depends on the
particular message particular message
Bit value depends on the Bit value depends on the
particular message particular message
Bit value depends on the Bit value depends on the
particular message particular message
Bit value depends on the Bit value depends on the
particular message particular message
Bit value depends on the Bit value depends on the
particular message particular message
Bit value depends on the Bit value depends on the
particular message particular message
Bit value depends on the Bit value depends on the
particular message particular message
When Bit = 1
Access 2 SF2
Default3
Hex
7.7
7.6
7.5
7.4
7.3
7.2
7.1
7.0
Message code field
/Unformatted code field
RW
RW
RW
RW
RW
RW
RW
RW
–
–
–
–
–
–
–
–
0
0
0
0
0
0
0
1
0
Message code field
/Unformatted code field
Message code field
/Unformatted code field
Message code field
/Unformatted code field
Message code field
/Unformatted code field
1
Message code field
/Unformatted code field
Message code field
/Unformatted code field
Message code field
/Unformatted code field
Register 8h - Auto-Negotiation Next Page Link Partner Ability
8.15
8.14
8.13
8.12
Next Page
Last Page
Additional Pages follow
N/A
RO
RO
RO
RO
–
–
–
–
0
0†
0
0
0
IEEE reserved
Message Page
Acknowledge 2
Always 0
Unformatted Page
Message Page
Cannot comply with
Message
Can comply with Message
0
8.11
8.10
8.9
8.8
8.7
8.6
8.5
8.4
Toggle
Previous Link Code
Word was zero
Previous Link Code Word
was one
RO
RO
RO
RO
RO
RO
RO
RO
–
–
–
–
–
–
–
–
0
0
0
0
0
0
0
0
Message code field
/Unformatted code field
Bit value depends on the Bit value depends on the
particular message particular message
Message code field
/Unformatted code field
Bit value depends on the Bit value depends on the
particular message particular message
Message code field
/Unformatted code field
Bit value depends on the Bit value depends on the
particular message particular message
Message code field
/Unformatted code field
Bit value depends on the Bit value depends on the
particular message particular message
0
Message code field
/Unformatted code field
Bit value depends on the Bit value depends on the
particular message particular message
Message code field
/Unformatted code field
Bit value depends on the Bit value depends on the
particular message particular message
Message code field
/Unformatted code field
Bit value depends on the Bit value depends on the
particular message particular message
IDT® 10BASE-T/100BASE-TX INTEGRATED PHYCEIVER WITH RMII INTERFACE
21
ICS1894-40
REV G 060110
IDT [ INTEGRATED DEVICE TECHNOLOGY ]
