MCQOPTIONS
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MCQOPTIONS
| 1. |
Three devices P, Q, and R have to be connected to an 8085 microprocessor. Device P has the highest priority and device R has the lowest priority. In this context, which of the following is the correct assignment of interrupts inputs? |
| A. | P uses TRAP, Q uses RST 5.5 and R uses RST 6.5 |
| B. | P uses RST 5.5, Q uses RST 6.5 and R uses RST 7.5 |
| C. | P uses RST 7.5, Q uses RST 6.5 and R uses RST 5.5 |
| D. | P uses RST 5.5, Q uses RST 6.5 and R uses TRAP |
| Answer» D. P uses RST 5.5, Q uses RST 6.5 and R uses TRAP | |