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Author Question: Microcontrollers contain external memory controllers because________. A) communication ... (Read 11 times)

Melani1276

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on: Jul 28, 2018
Microcontrollers contain external memory controllers because________.
 
  A) communication controllers and other peripherals require external memory to operate
  B) all microcontrollers require an external ROM to boot up
  C) some microcontrollers do not contain any intenal memory
  D) All of the above

Question 2

Pulse width modulation can be used to control a motor by using the duty cycle to ________.
 
  A) change effective current delivered to the motor winding
  B) change the effective voltage applied to the motor winding
  C) changiethe amplitude of the winding current
  D) change the amplitued of the winding voltage


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Kjones0604

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

C

Answer to Question 2

A


Melani1276

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Reply 2 on: Jul 28, 2018
Great answer, keep it coming :)

amynguyen1221

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Reply 3 on: Yesterday
Excellent

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