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Figure Q4 is a complete program for the courses simulated processor. Assume all numbers are in hexadecimal. Note: The above code contains an instruction Logical
Figure Q4 is a complete program for the courses simulated processor. Assume all numbers are in hexadecimal.
Note: The above code contains an instruction Logical Shift Right (LSR), which will shift the contents of the register D0 by 2 places. (a) Name any THREE (3) Status Flags associated with the E114 Simulator and explain under what conditions each will get SET or RESET.
(c) The program includes a loop. Which register is being used as a loop counter and how many times in total will the set of instructions within the loop be executed?
START LOOP ORG MOVE MOVE.B MOVE.L MOVE.B ADD.L SUB.B BNE LSR MOVE.B STOP $1000 #MARKS, A0 STUDENTS, D2 #$0, DO (10) +, 01 D1, DO #$1, D2 LOOP #2, DO ; Logical Shift Right by 2 places DO, RESULT #$ 2700 ; stop Simulator $2000 $4 STUDENTS MARKS RESULT ORG DC.B DC.W DC.B END $55, $66, $88, $77 START Figure 04 START LOOP ORG MOVE MOVE.B MOVE.L MOVE.B ADD.L SUB.B BNE LSR MOVE.B STOP $1000 #MARKS, A0 STUDENTS, D2 #$0, DO (10) +, 01 D1, DO #$1, D2 LOOP #2, DO ; Logical Shift Right by 2 places DO, RESULT #$ 2700 ; stop Simulator $2000 $4 STUDENTS MARKS RESULT ORG DC.B DC.W DC.B END $55, $66, $88, $77 START Figure 04Step by Step Solution
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