If output port A = 1101 B and the "A" key is pressed, port B will read (Be careful to check the MSB first.] Port A (output) DO 31 3- D1 3 21 A B D2 PA E E. D3 Vcc D3 D2 Di DO Port B (input) 1000 B 1101 B 1110 B 0100 B 0111 B 1011 B 1111 B 0010 B 0000 B A A

Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
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Question 6
If output port A = 1101 B and the "A" key is pressed, port B will read
[Be careful to check the MSB first.]
Port A (output)
DO
318121
D1
B.
D2
PA E E
D3-
Vc
D3 D2 D1 DO
Port B (input)
1000 B
1101 B
1110 B
0100 B
0111 B
1011 B
1111 B
0010 B
0000 B
Transcribed Image Text:Question 6 If output port A = 1101 B and the "A" key is pressed, port B will read [Be careful to check the MSB first.] Port A (output) DO 318121 D1 B. D2 PA E E D3- Vc D3 D2 D1 DO Port B (input) 1000 B 1101 B 1110 B 0100 B 0111 B 1011 B 1111 B 0010 B 0000 B
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