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Flashcards in Lesson 1 - First proper lesson Deck (12)
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1

What is Setting in CS?

Writing to RAM

2

What is Enabling in CS?

Taking from RAM

3

1. What is the first stage of the fde cycle?

-Program counter is copied to the MAR

4

2. What is the second stage of the fde cycle?

- Program counter is incremented

5

3. What is the third step in the fdr cycle?

- Address in memory address register accessed in RAM via the adress bus.

6

4. What is the fourth step in the fde cycle

-Data at that address in RAM is copied to the Memory Data Register via the data bus

7

5. What is the fifth step in the fde cycle

-Memory Data Register is copied to the Current Instruction Register

8

6. What is the sixth step in the fde cycle

-Contents of Current Instruction Register are decoded by the decode unit

9

7. What is the seventh step in the fde cycle

-Instruction is split into opcode and operand

10

8. What is the last step in the fde cycle

-Decoded instruction is executed

11

How many stages of the fde cycle are there?

-8

12

What is Branching?

- You basically skip the instruction and go to another one