PM3350 Datasheet, PDF (209/224 Pages) PMC-Sierra, Inc – 8-Port 10 Mbit/s Switch

ELAN 8X10
DATA SHEET
PMC-970109
ISSUE 3
PM3350 ELAN 8 X10
8 PORT ETHERNET SWITCH
Register 0x71: Link Status word (cr81)
Bit
Bit 15
Bit 14
Bit 13
Bit 12
Bit 11
Bit 10
Bit 9
Bit 8
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Type
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
Function
LWSTAT[15]
LWSTAT[14]
LWSTAT[13]
LWSTAT[12]
LWSTAT[11]
LWSTAT[10]
LWSTAT[9]
LWSTAT[8]
LWSTAT[7]
LWSTAT[6]
LWSTAT[5]
LWSTAT[4]
LWSTAT[3]
LWSTAT[2]
LWSTAT[1]
LWSTAT[0]
Default
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Writing to this register thaws the link to receive new data.
LWSTAT[15:13]:
Interrupt code (provided by DMA)
LWSTAT[12]:
First word in transfer (provided by DMA)
LWSTAT[11]:
CRC error (provided by DMA)
LWSTAT[10]:
Received frame too long
LWSTAT[9]:
Received frame runt
LWSTAT[8]:
Alignment error
LWSTAT[7]:
Fifo overrun
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