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Author Question: How do you start the conversion process in the ADC and 8051 interface? A) Bit 6 of port 0 is ... (Read 34 times)

sjones

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on: Jul 28, 2018
How do you start the conversion process in the ADC and 8051 interface?
 
  A) Bit 6 of port 0 is pulsed LOW then HIGH. B) Bit 4 of port 0 is pulsed LOW then HIGH.
  C) Bit 6 of port 0 is pulsed HIGH then LOW. D) Bit 4 of port 0 is pulsed HIGH then LOW.

Question 2

Consider a system with a microprocessor (point 1 ) whose data bus connects (point 2 ) to an input/output device (point 3). At which point is an octal latch required?
 
  A) point 1 B) point 2 C) points 2 and 3 D) point 3


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wuly

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Reply #1 on: Jul 28, 2018
Answer to Question 1

A

Answer to Question 2

D


sjones

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Reply 2 on: Jul 28, 2018
Excellent

xiazhe

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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