KSZ8041RNL-EVAL Micrel Inc, KSZ8041RNL-EVAL Datasheet - Page 10

• Manufacturer Part Number: KSZ8041RNL-EVAL
• Description: BOARD EVALUATION FOR KSZ8041RNL
• Manufacturer: Micrel Inc

Specifications of KSZ8041RNL-EVAL

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 576-3863

Register 1Dh—Added for KSZ8051MNL/RNL (exists in KSZ8041MLL and KSZ8051MLL)
Table 11 lists the functions for Register 1Dh , which has been added to the KSZ8051MNL/RNL.
Note: This register and its functions already exist for the KSZ8041MLL, except where noted.
Register 1Eh—Redefined for KSZ8051MNL/RNL/MLL
Table 12 lists the functions for Register 1Eh, which has been redefined for the KSZ8051MNL/RNL/MLL.
Micrel, Inc.
Register 1Dh – LinkMD
1d.15
1d.14:13
1d.12:9
1d.12
1d.11:9
1d.8:0
Register 1Eh – PHY Control 1
1e.15:10
1e.9
1e.8
1e.7
1e.6
1e.5
1e.4
1e.3
December 2010
Address
Address
Table 11. Register 1Dh Added to KSZ8051MNL/RNL/MLL (already present in KSZ8041MLL except as noted)
Reserved
Cable
Diagnostic
Test Enable
Cable
Diagnostic
Test Result
Reserved
Short Cable
Indicator
Reserved
Cable Fault
Counter
Enable Pause
(Flow Control)
Link Status
Polarity Status
Reserved
MDI/MDI-X
State
Energy Detect
PHY Isolate
Name
Name
®
Control/Status
Description
1 = Enable cable diagnostic test. After test has
completed, this bit is self-cleared.
0 = Indicates cable diagnostic test (if enabled)
has completed and the status information is
valid for read.
[00] = normal condition
[01] = open condition has been detected in
cable
[10] = short condition has been detected in
cable
[11] = cable diagnostic test has failed
Reserved in KSZ8041MLL
1 = Short cable (<10 meter) has been detected
by LinkMD®.
Completely new; not in KSZ8041MLL
Distance to fault
Description
1 = Flow control capable
0 = No flow control capability
1 = Link is up
0 = Link is down
1 = Polarity is reversed
0 = Polarity is not reversed
1 = MDI-X
0 = MDI
1 = Presence of signal on receive differential
pair
0 = No signal detected on receive differential
pair
1 = PHY in isolate mode
0 = PHY in normal operation
10
Mode
RW/SC
RO
RO
RW
RO
Mode
RO
RO
RO
RO
RO
RO
RO
RW
(1)
(1)
Default
0
00
0
000
0_0000_0000
Default
0000_00
0
0
0
0
0
Application Note 143
M9999-120610-A