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MICROPROCESSORSPUSH and POP instructions are used to ____ and ____ respectively. (i) Send the data from the stack, copy the data to the stack (ii) Send the data to the stack, copy the data from the stack (iii) All of the above (iv) None of the above20222mMICROPROCESSORSWrite short notes on: Stack & Stack Pointer20247mMICROPROCESSORSThe Stack Pointer points to (i) Program memory (ii) Top of stack (iii) Data memory (iv) I/O port20252mMICROPROCESSORSWhich of the following statement is true for the instruction PUSH B? (i) It is an arithmetic instruction (ii) Executes in single machine cycle (iii) It reads from memory location (iv) It performs memory write operation20232m
PreviousWhat is the possible range of transfer control for 8-bit relative address especially in 2's complement form with respect to the first byte of preceding instruction? (i) -115 to 132 bytes (ii) -130 to 132 bytes (iii) -128 to 127 bytes (iv) -115 to 127 bytesNextWhich version of MCS-51 requires the necessary connection of external clock source to XTAL2 in addition to the XTAL1 connectivity to ground level? (i) HMOS (ii) CHMOS (iii) CMOS (iv) All of the above