Question # 1) Design a 4-key digital lock that can be opened only when 2 or more adjacent keys are pressed. Keypad sample: A0 A1 A2 АЗ AO Digital Lock A1 A2 Circuit АЗ [Hint: Ai =1 when key “i" is pressed and Ai =0 when key “i" is not pressed. L=1 causes the lock to open]

Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
icon
Related questions
Question

Design a 4-key digital lock that can be opened only when 2 or more
adjacent keys are pressed.

 

[Hint: Ai =1 when key “i” is pressed and Ai =0 when key “i” is not
pressed. L=1 causes the lock to open]

Question # 1)
Design a 4-key digital lock that can be opened only when 2 or more
adjacent keys are pressed.
Keypad sample:
A0
A1
A2
АЗ
AO
Digital Lock
A1
Circuit
A2
A3
[Hint: Ai =1 when key "i" is pressed and Ai =0 when key "i" is not
pressed. L-1 causes the lock to open]
Transcribed Image Text:Question # 1) Design a 4-key digital lock that can be opened only when 2 or more adjacent keys are pressed. Keypad sample: A0 A1 A2 АЗ AO Digital Lock A1 Circuit A2 A3 [Hint: Ai =1 when key "i" is pressed and Ai =0 when key "i" is not pressed. L-1 causes the lock to open]
Expert Solution
steps

Step by step

Solved in 4 steps with 3 images

Blurred answer
Recommended textbooks for you
Computer Networking: A Top-Down Approach (7th Edi…
Computer Networking: A Top-Down Approach (7th Edi…
Computer Engineering
ISBN:
9780133594140
Author:
James Kurose, Keith Ross
Publisher:
PEARSON
Computer Organization and Design MIPS Edition, Fi…
Computer Organization and Design MIPS Edition, Fi…
Computer Engineering
ISBN:
9780124077263
Author:
David A. Patterson, John L. Hennessy
Publisher:
Elsevier Science
Network+ Guide to Networks (MindTap Course List)
Network+ Guide to Networks (MindTap Course List)
Computer Engineering
ISBN:
9781337569330
Author:
Jill West, Tamara Dean, Jean Andrews
Publisher:
Cengage Learning
Concepts of Database Management
Concepts of Database Management
Computer Engineering
ISBN:
9781337093422
Author:
Joy L. Starks, Philip J. Pratt, Mary Z. Last
Publisher:
Cengage Learning
Prelude to Programming
Prelude to Programming
Computer Engineering
ISBN:
9780133750423
Author:
VENIT, Stewart
Publisher:
Pearson Education
Sc Business Data Communications and Networking, T…
Sc Business Data Communications and Networking, T…
Computer Engineering
ISBN:
9781119368830
Author:
FITZGERALD
Publisher:
WILEY