Which lines are driven low under the software control during interfacing HEX keyboard with PIC 16F877?
A. Scan Lines
B. Return Lines
C. Both a & b
D. None of the above
Answer:A
Which lines are driven low under the software control during interfacing HEX keyboard with PIC 16F877?
A. Scan Lines B. Return Lines C. Both a & b D. None of the above