Homework 03

Homework 03 - Homework 03 Randall Robert (9771) Homework...

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Homework 03 Randall Robert (9771) Homework due Monday, 09/26 at 10:45 in class. Solve the following problems from chapter 3 of The Intel Microprocessors Architecture, Programming, and Interfacing text. ~1. 2 ◦List the 8-bit regesters that are used for register addressing. AH, AL, BH, BL, CH, CL, DH, or DL ~2. 7 ◦What is wrong with the MOV DS,SS instruction? MOV DESTINATION, SOURCE In this instruction the source is the stack. To place/put data on the stack PUSH must be used. ~3. 8 c, and e ◦Select an instruction for each of the following tasks: c.) copy SI into BX MOV BX,SI e.) copy AL into AH MOV AH,AL ~4. 9 b, d, and e ◦Select an instruction for each of the following tasks: b.) move 123AH into AX Immediate MOV AX,123AH d.) move 1000H into SI Immediate MOV SI,1000H e.) move 1200A2H into EBX Immediate MOVE EBX 1200A2H ~5. 23 ◦Choose an instruction that requires BYTE PTR. MOV BYTE PTR [6DF7H],[6DFBH] ~6. 27 all ◦Suppose that DS =1000H, SS = 2000H, BP = 1000H, and DI = 0100H. Determine the memory address accessed by each of the following instructions,
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Homework 03 - Homework 03 Randall Robert (9771) Homework...

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