RTL8211C & RTL8211CL
Datasheet
7.3.3. PHYCR (PHY Specific Control Register, Address 0x10)
Table 33. PHYCR (PHY Specific Control Register, Address 0x10)
Bit
Name
RW Default Description
16.15:12 RSVD
RW
RW
0000 Reserved.
16.11 Assert CRS on Transmit
0
1: Assert CRS on transmit
0: Never assert CRS on transmit
16.10 Force Link Good
16.9:7 RSVD
RW
RW
RW
0
1: Force link good
0: Normal operation
011
11
Reserved.
16.6:5 MDI Crossover Mode
01: Manual MDI configuration
00: Manual MDI Crossover configuration
Note: Before setting the register, address 0xE bit10 need set to 1.
After setting the register, a PHY reset is required.
16.4
Disable CLK125
RW
0
The CLK125 I/O pin (RTL8211C=pin 41, and RTL8211CL=pin
32) function is disabled by default. Please contact Realtek FAE
(nicfae@realtek.com) for enabling instructions. After enabling
I/O pin (pin41/pin32), functions are as shown below:
1: CLK125 remains at logic Low
0: CLK125 Toggling Enabled
16.3:1 RSVD
16.0 Disable Jabber
RW
RW
111
0
Reserved.
1: Disable jabber function
0: Enable jabber function
7.3.4. PHYSR (PHY Specific Status Register, Address 0x11)
Table 34. PHYSR (PHY Specific Status Register, Address 0x11)
Bit
Name
RW Default Description
17.15:14 Speed
RO
01
Link Speed.
11: Reserved
01: 100Mbps
10: 1000Mbps
00: 10Mbps
17.13 Duplex
RO
RC
RO
RO
0
0
0
0
Full/Half Duplex Mode.
1: Full duplex
New Page Received.
1: Page received
Speed and Duplex Mode Resolved.
1: Resolved
0: Half duplex
17.12 Page received
0: Page not received
0: Not resolved
0: Link not OK
17.11 Speed and duplex
resolved
17.10 Link (real time)
Real Time Link Status.
1: Link OK
17.9:7 RSVD
RO
RO
000
0
Reserved.
17.6
MDI crossover status
MDI/MDI Crossover Status.
1: MDI Crossover
0: Low active
0: MDI
1: High active
17.5
17.4
LED Control
LED Definition
RW
RW
0
1
0: N/A
1: Link and Speed Indication by combination of LEDs (Only for
RTL8211CL)
17.3
ALDPS
RW
1
0: Disable Advance link down power saving
1: Enable Advance link down power saving
Reserved.
17.2:1 RSVD
17.0 Jabber (real time)
RW
RO
10
0
Real Time Jabber Indication.
1: Jabber Indication
0: No jabber Indication
Integrated 10/100/1000 Gigabit Ethernet Transceiver
31
Track ID: JATR-1076-21 Rev. 1.3
ETC [ ETC ]
