Physics · Microprocessors
Consider the following statements regarding the programmable interrupt controller 8259A: 1. 8259A is specifically designed for use with the interrupt signals (INTR/INT) of the 8085 microprocessor. 2. It can resolve eight levels of interrupt priorities in a variety of modes. 3. With additional 8259A devices, the priority scheme can be expanded to 32 levels. Which of the statements given above is/are NOT correct?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 11 and 2
- 23 only
- 32 only
- 41 and 3✓
Correct answer
1 and 3
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