ICS1894-40
10BASE-T/100BASE-TX INTEGRATED PHYCEIVER WITH RMII INTERFACE
PHYCEIVER
Bit
Definition
When Bit = 0
When Bit = 1
Access 2 SF2
Default3
Hex
Register 6h - Auto-Negotiation Expansion
6.15
6.14
6.13
6.12
6.11
6.10
6.9
IEEE reserved
IEEE reserved
IEEE reserved
IEEE reserved
IEEE reserved
IEEE reserved
IEEE reserved
IEEE reserved
IEEE reserved
IEEE reserved
IEEE reserved
Parallel detection fault
Always 0
Always 0
Always 0
Always 0
Always 0
Always 0
Always 0
Always 0
Always 0
Always 0
Always 0
No Fault
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
CW
CW
CW
CW
CW
CW
CW
CW
CW
CW
CW
RO
–
–
0†
0†
0†
0†
0†
0†
0†
0†
0†
0†
0†
0
0
–
–
–
0
0
–
–
6.8
–
6.7
–
6.6
–
6.5
–
6.4
Multiple technologies
detected
LH
6.3
6.2
Link partner Next Page
able
Link partner is not Next
Page able
Link partner is Next Page
able
RO
RO
–
–
0
1
4
Next Page able
Local device is not Next Local device is Next Page
Page able
able
6.1
6.0
Page received
Next Page not received
Next Page received
RO
RO
LH
–
0
0
Link partner
Link partner is not
Link partner is
Auto-Negotiation able
Auto-Negotiation able
Auto-Negotiation able
Register 7h - Auto-Negotiation Next Page Transmit
7.15
7.14
7.13
7.12
Next Page
Last Page
Additional Pages follow
N/A
RW
RO
RW
RW
–
–
–
–
0
0†
1
2
0
IEEE reserved
Message Page
Acknowledge 2
Always 0
Unformatted Page
Message Page
Cannot comply with
Message
Can comply with Message
0
7.11
7.10
7.9
Toggle
Previous Link Code
Word was zero
Previous Link Code Word
was one
RO
RW
RW
RW
–
–
–
–
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
7.8
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
20
ICS1894-40
REV G 060110
IDT [ INTEGRATED DEVICE TECHNOLOGY ]
