Design Even Number Generator with 4 Bit Counter

In summary, the conversation discussed the possibility of designing an even number generator with a 4-bit counter without using any flip-flops. It was suggested to use boolean logic equations or a left shift operation to create the generator, but it was clarified that this would only result in a basic left shift. The difference between a regular even number generator and a pseudo random one was also mentioned.
  • #1
Nahian
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how can i design an even number generator with a 4 bit counter without using any flip-flop , Using only 4 bit counter?
 
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  • #2
have it count up, then add a zero bit after the count.
 
  • #3
Left shift one (as anorlunda says) is the same as multiplying by 2, which is the simplest way to create even numbers.

Were you looking for something different than this?

You can write boolean logic equations to develop a circuit that outputs 2 when you input 1, etc, but it will just reduce to a left shift.
 
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  • #4
Nahian said:
how can i design an even number generator with a 4 bit counter without using any flip-flop , Using only 4 bit counter?
do you mean an even number generator (a counter), or a (psudo) random even number generator (jumps around to different numbers)?

There is a big difference
 

1. How does a 4 bit counter work?

A 4 bit counter is a digital circuit used to count from 0 to 15, or in binary from 0000 to 1111. It works by using four flip-flops, each representing a bit, and a clock signal to trigger the flip-flops to change state and count up or down.

2. How do you design an even number generator with a 4 bit counter?

To design an even number generator with a 4 bit counter, you would start with a basic 4 bit counter circuit and add logic gates to only output a number when it is even. This can be achieved by using an AND gate with the LSB (least significant bit) and an inverter gate with the MSB (most significant bit).

3. Can a 4 bit counter be used for counting in other number systems?

Yes, a 4 bit counter can be used for counting in other number systems, such as hexadecimal or octal. The number of flip-flops in the counter would need to be adjusted accordingly to represent the desired number of bits for the desired number system.

4. What are some common applications of a 4 bit counter?

A 4 bit counter has a variety of applications in digital circuits, including frequency divider circuits, binary-to-decimal converters, and control circuits in microprocessors. It can also be used in combination with other counters to create larger counting sequences.

5. How can I test the functionality of a 4 bit counter?

A 4 bit counter can be tested by providing a clock signal and observing the output on a logic analyzer or oscilloscope. The counter should count up or down sequentially and reset to the starting value once it reaches its maximum count. Inputting different clock frequencies and verifying the output can also help ensure the functionality of the counter.

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