ECET 330 DeVry Week 3 Homework

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ECET 330 DeVry Week 3 Homework

ECET330

ECET 330 DeVry Week 3 Homework

 

ECET 330 DeVry Week 3 Homework

Question 1. Question : Write a program to clear Register B, and then add the number three to B seven times. Use the BNE instruction with DECA.

Question 2. Question : Write a program to clear Register A, add five to Register A 10 times, and place the result in RAM Location $2000. Use a RAM location for holding the counter.

Question 3. Question : What is the size of each instruction?

  1. LDAA #50
  2. BEQ there
  • STAA $2000
  1. DECB
  2. LDAB 0, X

Question 4. Question : Write the sequence of instructions to save Registers A, Y, and X in the Stack with the given order. Write the sequence of instructions to retrieve those values back.

Saving A, Y, and X in Stack:

1 __________

2 __________

3 __________

Retrieving values back:

1 __________

2 __________

3 __________

Question 5. Question : Show code for a nested loop to perform an action 1,000 times.