MX98905B Datasheet, PDF (30/86 Pages) List of Unclassifed Manufacturers – The MX98905 is designed for easy implementation of CSMA/CD local area networks,

MX98905B
26. PHYSICAL ADDRESS REGISTERS (PAR0-
PAR5)
The physical address registers are used to compare
the destination address of incoming packets for
rejecting or accepting packets. It compares physical
addresses in PAR0-PAR5 with incoming data one byte
at a time. The bit assignment shown below relates the
sequence in PAR0-PAR5 to the bit sequence of the
received packet.
PAR0
PAR1
PAR2
PAR3
PAR4
PAR5
D7
DA7
DA15
DA23
DA31
DA39
DA47
D6
DA6
DA14
DA22
DA30
DA38
DA46
D5
DA5
DA13
DA21
DA29
DA37
DA45
D4
DA4
DA12
DA20
DA28
DA36
DA44
D3
DA3
DA11
DA19
DA27
DA35
DA43
D2
DA2
DA10
DA18
DA26
DA34
DA42
D1
DA1
DA9
DA17
DA25
DA33
DA41
D0
DA0
DA8
DA16
DA24
DA32
DA40
DESTINATION ADDRESS
SOURCE
P/S
DA0
DA1 DA2
DA3
.......... DA46 DA47 SA0 ..........
NOTE: P/S = Preamble, Synch
DA0 = Physical/Multicast Bit
P/N: PM0365
REV. 1.3, NOV 20 ,1995
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