Question
Download Solution PDFIn the 8085 microprocessor, ________ instruction is used to identify pending interrupts.
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFIn the 8085 microprocessor, the RIM (Read Interrupt Mask) instruction is used to identify pending interrupts.
Explanation:
RIM (Read Interrupt Mask) reads the interrupt mask status and checks for pending interrupts.
It loads the accumulator with the current status of interrupt masks, pending interrupts, and serial input data.
- SIM (Set Interrupt Mask) is used to mask/unmask interrupts but does not check pending interrupts.
- ANI is a logical AND operation with an immediate value.
- LXI is used to load a register pair with a 16-bit value.
Last updated on Jun 7, 2025
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