ECE251 hw9

# ECE251 hw9 - input x x = 11001100101010 Z= 00010001000000...

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NEW JERSEY INSTITUTE OF TECHNOLOGY ACADEMIC YEAR 2010-2011 SEMESTER 1 ECE251 DIGITAL DESIGN HW 9 1. Compute the state table and draw the state diagram for the circuit of Fig. 1 using the symbolic names given in Tab. 1. J Q Q K SET CLR J Q Q K SET CLR x Z 1 2 CK Fig. 1. Circuit for Pb. 1 Tab. 1 2 1 Q Q Symbol 00 A 01 B 10 C 11 D 2. Design a sequential circuit with input x and output Z . The circuit outputs 1 whenever the input “1100” arrives. For example, the following sequence Z is generated as a result of the following

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Unformatted text preview: input x : x = 11001100101010 Z= 00010001000000 Use JKFFs in your design. 3. Repeat Pb. 2 using DFFs. 1 4. The circuit of Fig. 2 starts in the state 001 3 2 1 = Q Q Q . The circuit is continuously clocked until it reaches again its initial state. Determine the sequence of states traversed by the circuit during this process. Q Q SET CLR D Q Q SET CLR D Q Q SET CLR D CK Fig. 2. Circuit for Pb. 4 5. The DFFs in Fig. 2 are replaced by TFFs. Repeat Pb. 4 on this new circuit. 2...
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ECE251 hw9 - input x x = 11001100101010 Z= 00010001000000...

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