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Results tagged with digital-logic
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user 90385
Digital electronics treats discrete signals, unlike analog electronics which treats continuous signals. Digital logic is used to perform arithmetic operations with electric signals and constitutes the base for building CPUs.
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How BCD Ader shows the correct BCD number?
Well you said it yourself, 18 in BCD is 00011000. When doing the BCD correction you will find that that first 1 in 000011000 is actually a carry. Ignacio basically said the same thing, but that first …
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1
answer
57
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I have a quick question on 2-1 multiplexers
So say we have a 2-1 MUX with
\$D_0=GND\$,
\$D_1=Q_0\$ and
S=X.
Questions:
The output equation will be \$Q_0X\$, correct?
Now if we change \$D_0\$ to Vdd instead of GND, what happens?
If X=1 t …
- 45
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1
answer
2k
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Mealy FSM using T flip flops
So I am to design a mealy state machine which detects the sequence 101. The state diagram was given, and from there I obtained the flip-flop excitation equations. I am supposed to use 2-1 multiplexers …
- 45
1
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1
answer
307
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How to terminate binary counting using a logic gate
So I am designing a 3-bit asynchronous binary counter which counts up to 11 then repeats using D flip-flops. That much I have done, however I am stuck when it comes to decoding the outputs to stop the …
- 45