Problem
1. What is the difference between the way in which the 68000 and the 68020 use the function code outputs?
2. What is the function of the 68020's OCS* and ECS* outputs, and what is the difference between them?
3. What is a read-modify-write cycle, and what is the difference in the way in which the 68000 and the 68020 implement it?
4. What are the advantages and disadvantages of the 68020's bus sizing mechanism?
The response should include a reference list. Double-space, using Times New Roman 12 pnt font, one-inch margins, and APA style of writing and citations.