Microprocessor SPHL instruction copies the content of H-L register pair to the _________. B-C Stack Pointer PSW D-E B-C Stack Pointer PSW D-E ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In a microprocessor based system the stack is always in RAM EPROM ROM microprocessor RAM EPROM ROM microprocessor ANSWER DOWNLOAD EXAMIANS APP
Microprocessor At the beginning of a fetch cycle, the contents of the program counter are transferred to memory address register . transferred to memory data register. transferred to address bus. incremented by one. transferred to memory address register . transferred to memory data register. transferred to address bus. incremented by one. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The multiplexing of address bus and data buses is used in depends on the internal architecture. all the microprocessors. never multiplexed. none of these. depends on the internal architecture. all the microprocessors. never multiplexed. none of these. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor While using a frequency counter for measuring frequency, two modes of measurement are possible: Period time Frequency mode There is a ‘cross-over frequency’ below which the period mode is preferred. Assuming the crystal oscillator frequency to be 4MHz, the crossover frequency is given by 1Khz. 2 Mhz. 8 Mhz. 2 Khz. 1Khz. 2 Mhz. 8 Mhz. 2 Khz. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor HLT opcode means load accumulator with contents of register. load data to accumulator. end of program. store result in memory. load accumulator with contents of register. load data to accumulator. end of program. store result in memory. ANSWER DOWNLOAD EXAMIANS APP
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