KSZ8842-16MBL-EVAL MICREL [Micrel Semiconductor], KSZ8842-16MBL-EVAL Datasheet - Page 108

• Manufacturer Part Number: KSZ8842-16MBL-EVAL
• Description: 2-Port Ethernet Switch with Non-PCI Interface
• Manufacturer: MICREL [Micrel Semiconductor]

Bank 49 Port 1 Status Register (0x04): P1SR
This register contains the global per port status for the switch function.
Micrel, Inc.
Bit
3
2
1
0
Bit
15
14
13
12
11
10
9
8
7
October 2007
Default
1
0
0
0
0
0
0
0
0
Default
1
1
1
1
R/W
RW
RO
RO
RO
RO
RO
RO
RO
RO
R/W
RW
RW
RW
RW
Description
Advertised 100BT full-duplex capability.
1 = advertise 100BT full-duplex capability.
0 = suppress 100BT full-duplex capability from
transmission to link partner.
Advertised 100BT half-duplex capability.
1 = advertise 100BT half-duplex capability.
0 = suppress 100BT half-duplex capability from
transmission to link partner.
Advertised 10BT full-duplex capability.
1 = advertise 10BT full-duplex capability.
0 = suppress 10BT full-duplex capability from
transmission to link partner.
Advertised 10BT half-duplex capability.
1 = advertise 10BT half-duplex capability.
0 = suppress 10BT half-duplex capability from
transmission to link partner.
Reserved
Reserved
Description
HP_mdix
1 = HP Auto MDI-X mode.
0 = Micrel Auto MDI-X mode.
Polarity Reverse
1 = polarity is reversed.
0 = polarity is not reversed.
Receive Flow Control Enable
1 = receive flow control feature is active.
0 = receive flow control feature is inactive.
Transmit Flow Control Enable
1 = transmit flow control feature is active.
0 = transmit flow control feature is inactive.
Operation Speed
1 = link speed is 100Mbps.
0 = link speed is 10Mbps.
Operation Duplex
1 = link duplex is full.
0 = link duplex is half.
MDI-X status
1 = MDI.
0 = MDI-X.
108
Bit is same as:
Bank 45 0x00 bit 5
Bank 47 0x02 bit 5
Bank 45 0x02 bit 4
Bank 47 0x02 bit 4
Bit is same as:
Bank 45 0x08 bit 8
Bank 45 0x08 bit 7
Bank 45 0x08 bit 6
Bank 45 0x08 bit 5
KSZ8842-16/32 MQL/MVL/MVLI/MBL
M9999-102207-1.9