A

Admin • 833.24K Points
Coach

Q. When a key is pressed, what does the ring counter in the HDL keypad application do?

  • (A) count to find the row
  • (B) freeze
  • (C) count to find the column
  • (D) start the d flip-flop

Explanation by: Admin

the data signal arrange the information with the help of data flow in row and column manner. it encodes the data to be sent. when a key is pressed the ring counter in the hdl scans the information provided by the user and counts to find the row.

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