« previous next »

Author Question: When the 8085 accesses data in an I/O device using IN or OUT instructions, it is using A) memory ... (Read 13 times)

future617RT

  • Hero Member
  • *****
  • Posts: 543
on: Jul 28, 2018
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
Reply #1 on: Jul 28, 2018
Answer to Question 1

D

Answer to Question 2

A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The largest baby ever born weighed more than 23 pounds but died just 11 hours after his birth in 1879. The largest surviving baby was born in October 2009 in Sumatra, Indonesia, and weighed an astounding 19.2 pounds at birth.

Did you know?

About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

Did you know?

Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.

Did you know?

The first monoclonal antibodies were made exclusively from mouse cells. Some are now fully human, which means they are likely to be safer and may be more effective than older monoclonal antibodies.

Did you know?

In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.

The carbon cycle. Numbers are storage as 1015 g or fluxes as 1015 g per year (data from Schlesinger The carbon cycle. Numbers are storage as 1015 g or fluxes as 1015 g per year (data from Schlesinger
Pulse oximetry. The small device provides a digital readout of oxygen levels in the blood. Pulse oximetry. The small device provides a digital readout of oxygen levels in the blood.
Artificial Heart Device Artificial Heart Device
Holocaust Survivors with PTSD perform less well on a two memory tasks than either Holocaust ... Holocaust Survivors with PTSD perform less well on a two memory tasks than either Holocaust ...
Data for Calculating Productivity Growth in Erewhon Data for Calculating Productivity Growth in Erewhon
Video: Introduction to Insulin

For a complete list of videos, visit our video library