Questions and Answers
What does the Cortex-M processor do in case of exceptions and/or interrupts?
It stores the processor status and general-purpose registers before executing the interrupt service routine.
What is the stack operation model used by Cortex-M processor?
Full-descending
How many stack pointers (SPs) does the Cortex-M processor have?
Two
When CONTROL-Bit1 in the CONTROL register is set to 1, what happens?
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Which bus interface in Cortex M3 allows instruction fetch and data access simultaneously?
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What does AMBA stand for regarding the bus protocols?
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Which type of memory is part of the main bus interfaces in Cortex M3?
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In what direction does the stack grow in a Cortex-M processor when utilizing a full-descending stack operation model?
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Which Stack Pointer (SP) is used in thread mode when CONTROL-Bit1 is set to 1?
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Which component in the Cortex-M4 block diagram is responsible for handling nested interrupts?
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What type of register is used for both general and special purposes in the Cortex-M4 processor core?
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In the Cortex-M4 block diagram, which part of the processor core includes the ALU, data path, and some control logic?
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Which component in the Cortex-M4 processor handles up to 240 interrupt request signals?
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What is the main function of the Link Register (LR) in the ARM Cortex-M4 processor?
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Which component of the Cortex-M4 processor is responsible for waking up the system from sleep mode upon detecting an interrupt request?
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In the Cortex-M4 block diagram, what handles speculative prefetching of instructions from branch target addresses?
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