lan9303 Standard Microsystems Corp., lan9303 Datasheet - Page 156

• Manufacturer Part Number: lan9303
• Description: Small Form Factor Three Port 10/100 Managed Ethernet Switch With Single Mii/rmii/turbo Mii
• Manufacturer: Standard Microsystems Corp.

Revision 1.3 (08-27-09)
13.2.4.3
BITS
31:7
6
5
4
3
2
1
RESERVED
Port 0 Backpressure Enable (BP_EN_0)
This bit enables/disables the generation of half-duplex backpressure on
switch Port 0.
0: Disable backpressure
1: Enable backpressure
Port 0 Current Duplex (CUR_DUP_0)
This bit indicates the actual duplex setting of switch Port 0.
0: Full-Duplex
1: Half-Duplex
Port 0 Current Receive Flow Control Enable (CUR_RX_0)
This bit indicates the actual receive flow setting of switch Port 0
0: Flow control receive is currently disabled
1: Flow control receive is currently enabled
Port 0 Current Transmit Flow Control Enable (CUR_TX_FC_0)
This bit indicates the actual transmit flow setting of switch Port 0.
0: Flow control transmit is currently disabled
1: Flow control transmit is currently enabled
Port 0 Receive Flow Control Enable (RX_FC_0)
When the MANUAL_FC_0 bit is set, or Virtual Auto-Negotiation is disabled,
this bit enables/disables the detection of full-duplex Pause packets on switch
Port 0.
0: Disable flow control receive
1: Enable flow control receive
Port 0 Transmit Flow Control Enable (TX_FC_0)
When the MANUAL_FC_0 bit is set, or Virtual Auto-Negotiation is disabled,
this bit enables/disables full-duplex Pause packets to be generated on
switch Port 0.
0: Disable flow control transmit
1: Enable flow control transmit
Port 0 Manual Flow Control Register (MANUAL_FC_0)
This read/write register allows for the manual configuration of the switch Port 0 flow control. This
register also provides read back of the currently enabled flow control settings, whether set manually
or Auto-Negotiated. Refer to
information.
Note: The flow control values in the
Register (VPHY_AN_ADV)," on page 176
Offset:
1A8h
DESCRIPTION
Small Form Factor Three Port 10/100 Managed Ethernet Switch with Single MII/RMII/Turbo MII
Section 6.2.3, "Flow Control Enable Logic," on page 62
DATASHEET
Section 13.2.6.5, "Virtual PHY Auto-Negotiation Advertisement
156
Size:
are not affected by the values of this register.
32 bits
TYPE
R/W
R/W
R/W
SMSC LAN9303/LAN9303i
RO
RO
RO
RO
Note 13.12
Note 13.13
Note 13.13
Note 13.13
Note 13.14
Note 13.14
for additional
DEFAULT
Datasheet
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