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Snap Circuits Kits
Understanding Logic Gates and Circuits Kit
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Quiz Answer
s
4.
Expl
ain wh
y S=R=1 is not allowed
f
o
r the S-R NOR La
tch circuit.
When S=R=1, this f
o
r
ce
s both the Q and Q outputs
to alwa
ys
b
e low
(0)
, thus violating
the
logical
equ
ation that
Q = not Q
35
1
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