Question: In Problem 10-12, will the data be valid on the falling edge of DAV? Data from Problem 10-12 Assume the 9 key is pressed and

In Problem 10-12, will the data be valid on the falling edge of DAV?


Data from Problem 10-12

Assume the 9 key is pressed and held until DAV = 1.

What is the value on the ring counter?

What is the value encoded by the row encoder?

What is the value encoded by the column encoder?

What binary number is on the D[3..0] lines?

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