Question: A certain microprocessor has a simple instruction set shown below. INSTRUCTION SET Op-code ---------- Explanation 76 ------------------ Halt the microprocessor. C6* ---------------- Add next byte
A certain microprocessor has a simple instruction set shown below.
INSTRUCTION SET
Op-code ---------- Explanation 76 ------------------ Halt the microprocessor. C6* ---------------- Add next byte to accumulator. D6* ---------------- Subract next byte from accumulator. 3C ----------------- Increment the accumulator. 3D ----------------- Decrement the accumulator. 3E* ---------------- Move the next byte into the accumulator.
*These instructions use two bytes.
What number would be in the accumulator after the program shown below was run?
PROGRAM
Address ---------- Op-code
001 ---------------- 3E
002 ---------------- 05
003 ---------------- D6
004 ---------------- 02
005 ---------------- 3C
006 ---------------- 76
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