ICS1894-34
10BASE-T/100BASE-TX INTEGRATED PHYCEIVER WITH MII INTERFACE PHYCEIVER
IDT®
10BASE-T/100BASE-TX INTEGRATED PHYCEIVER WITH MII INTERFACE 19
ICS1894-34 REV B 052112
Register 6 - 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
able
Link partner is not Next
Page able
Link partner is Next Page
able
RO – 0 4
6.2 Next Page able Local device is not Next
Page able
Local device is Next Page
able
RO – 1
6.1 Page received Next Page not received Next Page received RO LH 0
6.0 Link partner
Auto-Negotiation able
Link partner is not
Auto-Negotiation able
Link partner is
Auto-Negotiation able
RO – 0
Register 7 -
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
Message
Can comply with Message RW – 0
7.11 Toggle Previous Link Code
Word was zero
Previous Link Code Word
was one
RO – 0 0
7.10 Message code field
/Unformatted code field
Bit value depends on the
particular message
Bit value depends on the
particular message
RW – 0
7.9 Message code field
/Unformatted code field
Bit value depends on the
particular message
Bit value depends on the
particular message
RW – 0
7.8 Message code field
/Unformatted code field
Bit value depends on the
particular message
Bit value depends on the
particular message
RW – 0
Bit Definition When Bit = 0 When Bit = 1 Access
2
SF
2
Default
3
Hex