Author Question: Which signal path connecting the memory to the microprocessor must be three-state? A) address bus ... (Read 60 times)

fbq8i · **on:** Jul 28, 2018

Which signal path connecting the memory to the microprocessor must be three-state?

A) address bus B) data bus C) control bus D) all of the above

Question 2

How does the 74192/74193 counter control counting up or down?

A) It uses different outputs for counting up and down.
B) The clock is inverted for counting down.
C) It has an up/down control input.
D) It uses separate clock inputs for counting up and down.