Practice 8255 Operating Modes (1.3.1) - Parallel I/O Interfacing with 8085 (8255 Programmable Peripheral Interface)
Students

Academic Programs

AI-powered learning for grades 8-12, aligned with major curricula

Engineering Courses
Professional

Professional Courses

Industry-relevant training in Business, Technology, and Design

Certifications
Games

Interactive Games

Fun games to boost memory, math, typing, and English skills

8255 Operating Modes

Practice - 8255 Operating Modes

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What does the Bit Set/Reset Mode do?

💡 Hint: Consider what bits you can manipulate.

Question 2 Easy

Name the three sub-modes of I/O Mode.

💡 Hint: Think about basic I/O versus more complex operations.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the primary function of the Bit Set/Reset Mode?

Control all bits simultaneously
Control individual bits of Port C
Configure ports A and B

💡 Hint: Think about selectively controlling outputs.

Question 2

Which mode allows Port A to send and receive simultaneously?

Mode 0
Mode 1
Mode 2

💡 Hint: Remember the difference between sending and receiving.

Get performance evaluation

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Create a scenario where you would utilize all three sub-modes of I/O Mode in a single project. Describe how each mode would function in this scenario.

💡 Hint: Think about integrating different control approaches.

Challenge 2 Hard

What could be the consequences of not using handshaking in Mode 1 when data is transmitted?

💡 Hint: Consider what might happen in communication without confirmations.

Get performance evaluation

Reference links

Supplementary resources to enhance your learning experience.