ics1889 Holt Integrated Circuits, Inc., ics1889 Datasheet - Page 14

• Manufacturer Part Number: ics1889
• Description: 100base-fx Integrated Phyceivertm
• Manufacturer: Holt Integrated Circuits, Inc.

BIT
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Command Register Override Don’t allow write
Reserved for ICS
Reserved for ICS
Reserved for ICS
Reserved for ICS
PHY address - S4
PHY address - S3
PHY address - S2
PHY address - S1
PHY address - S0
Reserved for ICS
Far End Fault
Transmit Far End Fault
Invalid Error Code Test
Reserved for ICS
Reserved for ICS
Definition
Write logic zero. Read unspecified.
Write logic zero. Read unspecified.
Write logic zero. Read unspecified.
Write logic zero. Read unspecified.
MII management
Register address code
0 - 31 Read Only
Write logic zero. Read unspecified.
Disabled
No fault transmitted
Disabled
Write logic zero. Read unspecified.
Write logic zero. Read unspecified.
When bit = 0
Allow write
Enabled
Fault transmitted
Enabled
When bit = 1
Access
RW/0
RW/0
RW/0
RW/0
RW/0
RW/0
RW/0
CW
CW
CW
CW
CW
RW
RW
RW
RW
Default
P4RD
P3TD
P0FD
P1CL
P2LI
—
—
—
—
—
—
—
0
1
0
0