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Two Port 10/100 Managed Ethernet Switch with 16-Bit Non-PCI CPU Interface
Datasheet
Revision 1.4 (08-19-08) 348 SMSC LAN9311/LAN9311i
DATASHEET
14.5.2.25 Port x MAC Transmit Deferred Count Register (MAC_TX_DEFER_CNT_x)
This register provides a counter deferred packets. The counter is cleared upon being read.
Register #: Port0: 0451h Size: 32 bits
Port1: 0851h
Port2: 0C51h
BITS DESCRIPTION TYPE DEFAULT
31:0 TX Deferred
Count of packets that were available for transmission but were deferred on
the first transmit attempt due to network traffic (either on receive or prior
transmission). This counter is not incremented on collisions. This counter is
incremented only in half-duplex operation.
Note: This counter will stop at its maximum value of FFFF_FFFFh.
Minimum rollover time at 100Mbps is approximately 481 hours.
RC 00000000h