The block diagram and the logic symbol of a 4-bit parallel adder are shown below. Using the logic symbol on the right, show how to use two such adders in order to expand to handle 8-bit addition. Draw the diagram of the 8-bit adder and demonstrate its operation by showing the addition of A: 00110011 and B: 00001111. Show all numbers on the diagram. Σ A, B Binary number A 4-bit sum Co A N C. AB C AN C Binary number 8 (MSB) (LSB) Ca Ca Cot Input Output carry carry (a) Block diagram (b) Logic symbol
The block diagram and the logic symbol of a 4-bit parallel adder are shown below. Using the logic symbol on the right, show how to use two such adders in order to expand to handle 8-bit addition. Draw the diagram of the 8-bit adder and demonstrate its operation by showing the addition of A: 00110011 and B: 00001111. Show all numbers on the diagram. Σ A, B Binary number A 4-bit sum Co A N C. AB C AN C Binary number 8 (MSB) (LSB) Ca Ca Cot Input Output carry carry (a) Block diagram (b) Logic symbol
Chapter22: Sequence Control
Section: Chapter Questions
Problem 6SQ: Draw a symbol for a solid-state logic element AND.
Related questions
Question
4
![Q5.
The block diagram and the logic symbol of a 4-bit parallel adder are shown below. Using the
logic symbol on the right, show how to use two such adders in order to expand to handle 8-bit
addition. Draw the diagram of the 8-bit adder and demonstrate its operation by showing the
addition of A: 00110011 and B: 00001111. Show all numbers on the diagram.
Σ
A, B4
A, By
Az Bz
A B
Binary
number A
A
Σ
4-bit
3
3
sum
A B Ca
A B C.
A BC
AB C.
2
Binary
number B
(MSB)
(LSB)
3
Ca
Cout
4
Input
carry
Output
carry
Co
C4
(a) Block diagram
(b) Logie symbol
Σ
Binary
number A
4-bit
Binary
number A
Σ
Σ
4-bit
A
3.
A
sum
sum
2.
Binary
number B
Binary
В
B
3
number B
4
Input
Co
C4
Output
Input
Co
Output
carry
саry
carry
саry
-2 + -](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F5ff6c8c7-9287-4c6d-b656-e8dce0f020c7%2F770da7a6-dc52-48da-9cff-b920c7b139e6%2Fqtzhuc_processed.png&w=3840&q=75)
Transcribed Image Text:Q5.
The block diagram and the logic symbol of a 4-bit parallel adder are shown below. Using the
logic symbol on the right, show how to use two such adders in order to expand to handle 8-bit
addition. Draw the diagram of the 8-bit adder and demonstrate its operation by showing the
addition of A: 00110011 and B: 00001111. Show all numbers on the diagram.
Σ
A, B4
A, By
Az Bz
A B
Binary
number A
A
Σ
4-bit
3
3
sum
A B Ca
A B C.
A BC
AB C.
2
Binary
number B
(MSB)
(LSB)
3
Ca
Cout
4
Input
carry
Output
carry
Co
C4
(a) Block diagram
(b) Logie symbol
Σ
Binary
number A
4-bit
Binary
number A
Σ
Σ
4-bit
A
3.
A
sum
sum
2.
Binary
number B
Binary
В
B
3
number B
4
Input
Co
C4
Output
Input
Co
Output
carry
саry
carry
саry
-2 + -
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