Practice - PROCEDURE
Practice Questions
Test your understanding with targeted questions
What command is used to power on the 8085 trainer kit?
💡 Hint: Consider the action that starts the system.
What is the purpose of the control word in the 8255?
💡 Hint: Think about what setting needs to be done before using the ports.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the primary function of the control word in the 8255?
💡 Hint: Think about what configuration needs to be established before I/O operations.
True or False: The initial step in any 8255 application is configuring the control word.
💡 Hint: Ask yourself what precedes any operations with the ports.
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Challenge Problems
Push your limits with advanced challenges
Calculate the control word for the 8255 configuration where Port A is input, Port B is output, and both halves of Port C are outputs.
💡 Hint: Think about how each port direction influences the control word.
Explain how to troubleshoot issues if LED outputs are not functioning as expected during the procedure.
💡 Hint: Consider both hardware wiring and software settings.
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Reference links
Supplementary resources to enhance your learning experience.