← Back to 13. Interfacing Data converters: A/D and D/A Converters

📝 Simultaneous A/D Converter in 8085 Microprocessor

📖 From An Introduction To Microprocessor 8085 • 13. Interfacing Data converters: A/D and D/A Converters • 17 questions available

Practice MCQs for Simultaneous A/D Converter in 8085 Microprocessor. Test your knowledge with carefully crafted questions across easy, medium, and hard difficulty levels.

🔄 Last updated: 2026-07-30

Easy Questions

Medium Questions

Hard Questions

📝 Sample Questions

Q1. What does the Mode Set Register configure in the 8257 DMA controller?

🔹 A. Interrupt vector selection

🔹 B. Transfer mode and channel enable bits

🔹 C. Data bus width

🔹 D. Clock speed

💡 Difficulty: easy | ✅ Correct: B

Q2. In the binary pattern D10–D0 = 11111111111, what amount of data does this represent for the 8257?

🔹 A. 512 bytes

🔹 B. 1024 bytes

🔹 C. 2048 bytes

🔹 D. 4096 bytes

💡 Difficulty: medium | ✅ Correct: A

Q3. If D5 (Auto‑initialize) is set to 1 while D4 (Address increment) is 0, what transfer behavior results?

🔹 A. The address will decrement after each byte

🔹 B. The address will remain constant for the entire transfer

🔹 C. The controller will reload the initial address after the terminal count is reached

🔹 D. The transfer will be halted immediately

💡 Difficulty: hard | ✅ Correct: A

⬆️ View all questions in the quiz below

🔗 Related Topics

📝 Digital to Analog Converter in 8085 Microprocessor 📝 Resistive Divider D/A converter in 8085 Microprocessor 📝 Binary Ladder D/A Converter in 8085 Microprocessor 📝 Performance Criteria for D/A Converter in 8085 Microprocessor 📝 D/A Converter IC 0808 in 8085 Microprocessor

🚀 Start Quiz 📝 Practice Mode