Assume that we have a 4-bit ALU. List the inputs and outputs in binary for the ALU if we are using it to determine the subtraction of A = 6₁ and B = 7₁ Note that ALU operation is 102. Input: 10 10' a = (dotsdots) b = (dotsdots) Output: Zero = (C) Result _) Overflow = (C)

Systems Architecture
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Author:Stephen D. Burd
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Chapter4: Processor Technology And Architecture
Section: Chapter Questions
Problem 23VE: A(n) _____ operation transforms a 0 bit value to 1 and a 1 bit value to 0.
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Assume that we have a 4-bit ALU. List the
inputs and outputs in binary for the ALU if we are using
it to determine the subtraction of A = 6 10 and B = 7 10 ·
Note that ALU operation is 102. Input:
a = (dotsdots) b = (dotsdots) Output: Zero = (C) Result
_) Overflow = (C)
7.
Assume that we have a 4-bit ALU. List the inputs and outputs in binary for the ALU if
we are using it to determine the subtraction of A = 610 and B=710. Note that ALU operation is 102.
ALU operation
ALU
Zero
Result
Overflow
Input:
a=(...)
b=()
Output:
Zero = (-)
Result ()
=
Overflow=(-)
Transcribed Image Text:Assume that we have a 4-bit ALU. List the inputs and outputs in binary for the ALU if we are using it to determine the subtraction of A = 6 10 and B = 7 10 · Note that ALU operation is 102. Input: a = (dotsdots) b = (dotsdots) Output: Zero = (C) Result _) Overflow = (C) 7. Assume that we have a 4-bit ALU. List the inputs and outputs in binary for the ALU if we are using it to determine the subtraction of A = 610 and B=710. Note that ALU operation is 102. ALU operation ALU Zero Result Overflow Input: a=(...) b=() Output: Zero = (-) Result () = Overflow=(-)
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