SMSC LAN9311 User Manual
Two Port 10/100 Managed Ethernet Switch with 16-Bit Non-PCI CPU Interface
Datasheet
SMSC LAN9311/LAN9311i
347
Revision 1.4 (08-19-08)
DATASHEET
14.5.2.24
Port x MAC Transmit Flow Control Settings Register (MAC_TX_FC_SETTINGS_x)
This read/write register configures the flow control settings of the port.
Register #:
Port0: 0441h
Size:
32 bits
Port1: 0841h
Port2: 0C41h
Port2: 0C41h
BITS
DESCRIPTION
TYPE
DEFAULT
31:18
RESERVED
RO
-
17:16
Backoff Reset RX/TX
Half duplex-only. Determines when the truncated binary exponential backoff
attempts counter is reset.
Half duplex-only. Determines when the truncated binary exponential backoff
attempts counter is reset.
00 = Reset on successful transmission (IEEE standard)
01 = Reset on successful reception
1X = Reset on either successful transmission or reception
01 = Reset on successful reception
1X = Reset on either successful transmission or reception
R/W
00b
15:0
Pause Time Value
The value that is inserted into the transmitted pause packet when the switch
wants to “XOFF” its link partner.
The value that is inserted into the transmitted pause packet when the switch
wants to “XOFF” its link partner.
R/W
FFFFh