ICS1894-32_1 Datasheet, PDF (20/53 Pages) Integrated Device Technology – 10BASE-T/100BASE-TX INTEGRATED PHYCEIVER WITH RMII INTERFACE

ICS1894-32
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
IEEE reserved
Always 0
N/A
CW
–
0†
0
6.14
IEEE reserved
Always 0
N/A
CW
–
0†
6.13
IEEE reserved
Always 0
N/A
CW
–
0†
6.12
IEEE reserved
Always 0
N/A
CW
–
0†
6.11
IEEE reserved
Always 0
N/A
CW
–
0†
0
6.10
IEEE reserved
Always 0
N/A
CW
–
0†
6.9
IEEE reserved
Always 0
N/A
CW
–
0†
6.8
IEEE reserved
Always 0
N/A
CW
–
0†
6.7
IEEE reserved
Always 0
N/A
CW
–
0†
0
6.6
IEEE reserved
Always 0
N/A
CW
–
0†
6.5
IEEE reserved
Always 0
N/A
CW
–
0†
6.4
Parallel detection fault No Fault
Multiple technologies
detected
RO
LH
0
6.3
Link partner Next Page Link partner is not Next Link partner is Next Page
RO
–
0
4
able
Page able
able
6.2
Next Page able
Local device is not Next Local device is Next Page RO
–
1
Page able
able
6.1
Page received
Next Page not received Next Page received
RO
LH
0
6.0
Link partner
Link partner is not
Link partner is
Auto-Negotiation able Auto-Negotiation able Auto-Negotiation able
RO
–
0
Register 7h - Auto-Negotiation Next Page Transmit
7.15
Next Page
Last Page
Additional Pages follow
RW
–
0
2
7.14
IEEE reserved
Always 0
N/A
RO
–
0†
7.13
Message Page
Unformatted Page
Message Page
RW
–
1
7.12
Acknowledge 2
Cannot comply with
Can comply with Message RW
–
0
Message
7.11
Toggle
Previous Link Code
Previous Link Code Word
RO
–
0
0
Word was zero
was one
7.10
Message code field
Bit value depends on the Bit value depends on the
RW
–
0
/Unformatted code field particular message
particular message
7.9
Message code field
Bit value depends on the Bit value depends on the
RW
–
0
/Unformatted code field particular message
particular message
7.8
Message code field
Bit value depends on the Bit value depends on the
RW
–
0
/Unformatted code field particular message
particular message
IDT® 10BASE-T/100BASE-TX INTEGRATED PHYCEIVER WITH RMII INTERFACE
20
ICS1894-32 REV G 020509