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Problem 2: Assume the following register and memory contents. Answer the questions below. Explain all answers. (19 points) memory register A FO addressdata FC SD003

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Problem 2: Assume the following register and memory contents. Answer the questions below. Explain all answers. (19 points) memory register A FO addressdata FC SD003 23 SD002 register X D004 For the instruction SUBA 2,-X answer the following questions: a. Show how this instruction is executed by the HCS12 (5 points) b. Show the values in the CCR register bits (4 points) c. Is this a valid unsigned operation? explain why. (5 points) d. Is this a valid signed operation? explain why. (5 points)

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