Homework #5

Due 9 November

Do the following problems from the Chapter 4 (pp. 119-122) of the textbook:

• Problem 4-3
• Problem 4-19
• Problem 4-21

Using two eight-bit adder-subtractors, similar to the one shown in Figure 4-7, two eight-bit registers, and an appropriate number of multiplexers show how to implement the following RTL statements:

• x: R1 <- R1 + 1
• x': R1 <- 0
• y: R2 <- R1
• y': R2 <- R2 - 1

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