Practice - I/O_Device_Select: Select a specific I/O device for communication
Practice Questions
Test your understanding with targeted questions
Define control signals.
💡 Hint: Think about how commands are sent to devices.
What are select lines used for?
💡 Hint: Consider how the CPU knows which device to address.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What are control signals?
💡 Hint: Think about what directs data flow in the CPU.
True or False: The timing of I/O operations is irrelevant.
💡 Hint: Consider what happens if devices respond too early or late.
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Challenge Problems
Push your limits with advanced challenges
Given a scenario where three I/O devices need to communicate with the CPU simultaneously, design a control signal scheme that ensures data integrity and correct addressing.
💡 Hint: Consider how you would rank the devices and decide the order in which they can communicate.
Discuss potential scenarios where timing errors might occur in selecting an I/O device. What preventive measures can be put in place?
💡 Hint: Think about how devices signal readiness and how the CPU can wait for an acknowledgment.
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Reference links
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