Exn2xn1xn000orxn2xn1xn111 example time 0 1 2 3 4 5 6

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Unformatted text preview: ntial
circuit
which
will
produce
serially
the
2's
 complements
of

n

bit
numbers
fed
to
the
circuit

serially
(LSB
being
first)
from
input
Xd.

Another
 input
Xf
signals
the
arrival
of
the
nth
bit.
 ...
 19
 18
 17
 16
 15
 14
 13
 12
 11
 10
 11
 6
 5
 4
 3
 2
 1
 0
 Time
 ..
 1
 0
 0
 0
 1
 0
 0
 0
 1
 0
 0
 0
 0
 0
 1
 0
 0
 0
 Xf
 ...
 0
 0
 1
 1
 0
 1
 1
 1
 1
 0
 1
 0
 0
 0
 0
 1
 1
 0
 Xd
 
 1
 1
 0
 1
 1
 0
 0
 1
 0
 1
 1
 0
 0
 0
 1
 0
 1
 0
 Y
...
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