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uestion $13$

$5$ points

In a microprocessor what is the function of the Program Status Register $($PSR$)?$

Hardware register that contains information about the state of the processor. Individual bits are implicitly or explicitly read and$/$or written by the machine code instructions executing on the processor.

Registers that contains information about the internal memory. Blocks bits are implicitly or explicitly read and$/$or written by the machine code instructions executing on the processor.

Software register that contains information about the memory contents.

Software register that contains information about the state of the ports. Individual bits are implicitly or explicitly read and$/$or written by the machine code instructions executing on the processor.