Author Question: What happens when the microcontroller is ready to read data from the EPROM? A) The PSEN line goes ... (Read 6 times)

faduma

  • Hero Member
  • *****
  • Posts: 528
What happens when the microcontroller is ready to read data from the EPROM?
 
  A) The PSEN line goes LOW. B) The ALE line goes HIGH.
  C) The PSEN line goes HIGH. D) The ALE line goes LOW.

Question 2

How will you ENABLE the outputs of the 74LS244?
 
  A) by grounding pins 1 and pin 20 B) by grounding pins 2 and pin 7
  C) by grounding pins 0 and pin 1 D) by grounding pins 1 and pin 19



cascooper22

  • Sr. Member
  • ****
  • Posts: 312
Answer to Question 1

A

Answer to Question 2

D



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.

Did you know?

Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.

Did you know?

The eye muscles are the most active muscles in the whole body. The external muscles that move the eyes are the strongest muscles in the human body for the job they have to do. They are 100 times more powerful than they need to be.

Did you know?

Before a vaccine is licensed in the USA, the Food and Drug Administration (FDA) reviews it for safety and effectiveness. The CDC then reviews all studies again, as well as the American Academy of Pediatrics and the American Academy of Family Physicians. Every lot of vaccine is tested before administration to the public, and the FDA regularly inspects vaccine manufacturers' facilities.

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.

For a complete list of videos, visit our video library