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ECET 330 Week 3 Quiz

Published on 4 weeks ago | Categories: Finance | Downloads: 2 | Comments: 0
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1. (TCO 5) In the following program, what is the largest number that Register B can take? L1 CLRA NOP NOP DECB BNE L1 2. (TCO 5) If we need a loop of 20,000 iterations, then we must use ________location(s) of RAM for counter. 3. (TCO 5) Upon execution of JSR instruction, SP _________. 4. (TCO 5) The JMP is ________-byte instruction 5. (TCO 5) For the program below, give the number of iterations in the loop. R0 EQU $1000 R1 EQU $1001 I_COUNT EQU 200 J_COUNT EQU 250 LDAA #I_COUNT STAA R0 L2 LDAA #J_COUNT STAA R1 L1 CLRA NOP NOP DEC R1 BNE L1 DEC R0 BNE L2 H_1 BRA H_1 6. (TCO 5) Write an assembly-language program to subtract $40 from each element of list1 and store it to the corresponding element of list2. Use a loop. ORG $2000 LIST1 DC.W $211, $442, $311, $421, $521 LIST2 DS.W 5

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1. (TCO 5) In the following program, what is the largest number that Register B can take? L1 CLRA NOP NOP DECB BNE L1 2. (TCO 5) If we need a loop of 20,000 iterations, then we must use ________location(s) of RAM for counter. 3. (TCO 5) Upon execution of JSR instruction, SP _________. 4. (TCO 5) The JMP is ________-byte instruction 5. (TCO 5) For the program below, give the number of iterations in the loop. R0 EQU $1000 R1 EQU $1001 I_COUNT EQU 200 J_COUNT EQU 250 LDAA #I_COUNT STAA R0 L2 LDAA #J_COUNT STAA R1 L1 CLRA NOP NOP DEC R1 BNE L1 DEC R0 BNE L2 H_1 BRA H_1 6. (TCO 5) Write an assembly-language program to subtract $40 from each element of list1 and store it to the corresponding element of list2. Use a loop. ORG $2000 LIST1 DC.W $211, $442, $311, $421, $521 LIST2 DS.W 5

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