ACD82124 Datasheet, PDF (48/48 Pages) List of Unclassifed Manufacturers – 24 Ports 10/100 Fast Ethernet Switch Controller

Command 50H
Description: Read first locked entry.
Parameter: None
Result: The result is indicated by the Result register. If
the command is completed with no error, the content
of first locked entry of the address book will be stored
into the Data registers. The MAC address will be stored
into DataReg5 - DataReg0, with DataReg5 contains
the MSB of the MAC address and DataReg0 contains
the LSB. The port number is stored in DataReg6, and
the Flag bits are stored in DataReg7. The Read Pointer
is set to point to this entry.
Command 51H
Description: Read next locked entry.
Parameter: None
Result: The result is indicated by the Result register. If
the command is completed with no error, the content
of next locked entry from the Read Pointer of the ad-
dress book will be stored into the Data registers. The
MAC address will be stored into DataReg5 - DataReg0,
with DataReg5 contains the MSB of the MAC address
and DataReg0 contains the LSB. The port number is
stored in DataReg6, and the Flag bits are stored in
DataReg7. The Read Pointer is set to point to this en-
try.
Command 60H
Description: Read first filtered page.
Parameter: None
Result: The result is indicated by the Result register. If
the command is completed with no error, the content
of first filtered entry of the address book will be stored
into the Data registers. The MAC address will be stored
into DataReg5 - DataReg0, with DataReg5 contains
the MSB of the MAC address and DataReg0 contains
the LSB. The port number is stored in DataReg6, and
the Flag bits are stored in DataReg7. The Read Pointer
is set to point to this entry.
Command 61H
Description: Read next valid entry.
Parameter: None
Result: The result is indicated by the Result register. If
the command is completed with no error, the content
of next filtered entry from the Read Pointer of the ad-
dress book will be stored into the Data registers. The
MAC address will be stored into DataReg5 - DataReg0,
with DataReg5 contains the MSB of the MAC address
and DataReg0 contains the LSB. The port number is
stored in DataReg6, and the Flag bits are stored in
DataReg7. The Read Pointer is set to point to this en-
try.
Command 80H
Description: Read first entry with specified port num-
ber.
Parameter: Store port number into DataReg6.
Result: The result is indicated by the Result register. If
the command is completed with no error, the content
of first entry of the address book with the said port
number will be stored into the Data registers. The MAC
address will be stored into DataReg5 - DataReg0, with
DataReg5 contains the MSB of the MAC address and
DataReg0 contains the LSB. The port number is stored
in DataReg6, and the Flag bits are stored in DataReg7.
The Read Pointer is set to point to this entry.
Command 81H
Description: Read next valid entry.
Parameter: Store port number into DataReg6.
Result: The result is indicated by the Result register. If
the command is completed with no error, the content
of next entry from the Read Pointer of the address
book with the said port number will be stored into the
Data registers. The MAC address will be stored into
DataReg5 - DataReg0, with DataReg5 contains the MSB
of the MAC address and DataReg0 contains the LSB.
The port number is stored in DataReg6, and the Flag
bits are stored in DataReg7. The Read Pointer is set to
point to this entry.
Command FFH
Description: System reset.
Parameter: None
Result: This command will reset the ARL system. All
entries of the address book will be cleared.
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