Datasheet

KSZ8795CLX
DS00002112B-page 60  2016-2017 Microchip Technology Inc.
3 Advertised 100BT Full-
Duplex Capability
1 = Advertise 100BT full-duplex capability.
0 = Suppress 100BT full-duplex capability from
transmission to link partner.
R/W 1
2 Advertised 100BT Half-
Duplex Capability
1 = Advertise 100BT half-duplex capability.
0 = Suppress 100BT half-duplex capability from
transmission to link partner.
R/W 1
1 Advertised 10BT Full-
Duplex Capability
1 = Advertise 10BT full-duplex capability.
0 = Suppress 10BT full-duplex capability from
transmission to link partner.
R/W 1
0 Advertised 10BT Half-
Duplex Capability
1 = Advertise 10BT half-duplex capability.
0 = Suppress 10BT half-duplex capability from
transmission to link partner.
R/W 1
Register 24 (0x18): Port 1 Status 0
Register 40 (0x28): Port 2 Status 0
Register 56 (0x38): Port 3 Status 0
Register 72 (0x48): Port 4 Status 0
Register 88 (0x58): Reserved
7 - 6 Reserved N/A Don’t Change. RO 0000
5-4 Partner_Flow_Control_-
Capable
These bits indicate the partner capability for both
the optional MAC control sub-layer and the PAUSE
function as specified in IEEE Clause 31 and Annex
31B for full duplex operation independent to rate
and medium.
00 = No pause
01 = Symmetric PAUSE
10 = Asymmetric PAUSE toward link partner
toward link partner
11 = Both Symmetric PAUSE and Asymmetric
PAUSE toward local devices
RO 00
3 Partner 100BT Full-
Duplex Capability
1 = Link partner 100BT full-duplex capable.
0 = Link partner not 100BT full-duplex capable.
RO 0
2 Partner 100BT Half-
Duplex Capability
1 = Link partner 100BT half-duplex capable.
0 = Link partner not 100BT half-duplex capable.
RO 0
1 Partner 10BT Full-
Duplex Capability
1 = Link partner 10BT full-duplex capable.
0 = Link partner not 10BT full-duplex capable.
RO 0
0 Partner 10BT Half-
Duplex Capability
1 = Link partner 10BT half-duplex capable.
0 = Link partner not 10BT half-duplex capable.
RO 0
Register 25 (0x19): Port 1 Status 1
Register 41 (0x29): Port 2 Status 1
Register 57 (0x39): Port 3 Status 1
Register 73 (0x49): Port 4 Status 1
Register 89 (0x59): Reserved
(Note 4-1)
7 HP_MDIX 1 = HP Auto MDI/MDI-X Mode
0 = Microchip Auto MDI/MDI-X Mode
R/W 1
6 Factory Testing N/A Don’t Change. RO 0
5 Polrvs 1 = Polarity is reversed
0 = Polarity is not reversed
RO 0
4 Transmit Flow Control
Enable
1 = Transmit flow control feature is active
0 = Transmit flow control feature is inactive
RO 0
3 Receive Flow Control
Enable
1 = Receive flow control feature is active
0 = Receive flow control feature is inactive
RO 0
TABLE 4-4: PORT REGISTERS (CONTINUED)
Address Name Description Mode Default