KSZ9021GN TR Micrel Inc, KSZ9021GN TR Datasheet - Page 34

• Manufacturer Part Number: KSZ9021GN TR
• Description: Specifications: Number of Drivers/Receivers: 8/8 ; Type: Transceiver ; Voltage - Supply: 3.135 V ~ 3.465 V ; Package / Case: 64-VFQFN Exposed Pad ; Packaging: Tape & Reel (TR) ; Protocol: Gigabit Ethernet ; Lead Free Status: Lead Free ; RoHS Stat
• Manufacturer: Micrel Inc

Micrel, Inc.
September 2010
Address
Register 8 (8h) – Auto-Negotiation Link Partner Next Page Ability
8.15
8.14
8.13
8.12
8.11
8.10:0
Register 9 (9h) – 1000Base-T Control
9:15:13
9.12
9.11
9.10
MASTER-
MASTER-
Name
Next Page
Acknowledge
Message Page
Acknowledge2
Toggle
Message Field
Test Mode Bits
SLAVE
Manual Config
Enable
SLAVE
Manual Config
Value
Port Type
Description
1 = Additional Next Page(s) will follow
0 = Last page
1 = Successful receipt of link word
0 = No successful receipt of link word
1 = Message page
0 = Unformatted page
1 = Able to act on the information
0 = Not able to act on the information
1 = Previous value of transmitted link code
0 = Previous value of transmitted link code
Transmitter test mode operations
[9.15:13]
1 = Enable MASTER-SLAVE Manual
0 = Disable MASTER-SLAVE Manual
1 = Configure PHY as MASTER during
0 = Configure PHY as SLAVE during MASTER-
This bit is ignored if MASTER-SLAVE Manual
Config is disabled (register 9.12 = 0).
1 = Indicate the preference to operate as
0 = Indicate the preference to operate as single-
This bit is valid only if the MASTER-SLAVE
Manual Config Enable bit is disabled (register
9.12 = 0).
[000]
[001]
[010]
[011]
[100]
[101]
[110]
[111]
word equal to logic zero
word equal to logic one
configuration value
configuration value
MASTER-SLAVE negotiation
SLAVE negotiation
multiport device (MASTER)
port device (SLAVE)
Mode
Normal Operation
Test mode 1 –Transmit waveform
test
Test mode 2 –Transmit jitter test
in Master mode
Test mode 3 –Transmit jitter test
in Slave mode
Test mode 4 –Transmitter
distortion test
Reserved, operations not
identified
Reserved, operations not
identified
Reserved, operations not
identified
34
Mode
RO
RO
RO
RO
RO
RO
RW
RW
RW
RW
(1)
Default
0
0
0
0
0
000_0000_0000
000
0
0
0
M9999-091010-1.1
KSZ9021GN