Author Question: When the 8085 accesses data in an I/O device using IN or OUT instructions, it is using A) memory ... (Read 72 times)

future617RT

  • Hero Member
  • *****
  • Posts: 543
When the 8085 accesses data in an I/O device using IN or OUT instructions, it is using
 
  A) memory mapped I/O. B) software controlled I/O.
  C) serial I/O. D) standard I/O.

Question 2

What allows input and output devices to be identified by a port number?
 
  A) I/O-mapped I/O B) stack pointers
  C) program counters D) memory-mapped I/O



upturnedfurball

  • Sr. Member
  • ****
  • Posts: 334
Answer to Question 1

D

Answer to Question 2

A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.

Did you know?

Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.

Did you know?

Most strokes are caused when blood clots move to a blood vessel in the brain and block blood flow to that area. Thrombolytic therapy can be used to dissolve the clot quickly. If given within 3 hours of the first stroke symptoms, this therapy can help limit stroke damage and disability.

Did you know?

People often find it difficult to accept the idea that bacteria can be beneficial and improve health. Lactic acid bacteria are good, and when eaten, these bacteria improve health and increase longevity. These bacteria included in foods such as yogurt.

Did you know?

The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

For a complete list of videos, visit our video library