# Problem Match each register to its description. # Process ... # Answer * CONTROL - Used to configure features of the processor. * GENERAL PURPOSE - Used to hold data values inside the processor for use in instructions. * IR - Holds the current instruction being processed by the microprocessor. * MAR - Contains the address in memory that is to be read from or written to. * MDR - Stores data that's read from memory or to be written to memory. * PC - Contains the address of the instruction that will execute next. * PSR - Contains processor status flags. * SP - Points to the last location in memory where data was placed onto the stack.