Microprocessor Pick up the programmable interrupt controller from the following 8257 8259 8275 8279 8257 8259 8275 8279 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 2 Khz. 1Khz. 8 Mhz. 2 Mhz. 2 Khz. 1Khz. 8 Mhz. 2 Mhz. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor How can we make any bit of a register “1”? AND that bit with “1” and remaining bits with “0”. OR that bit with “0” and remaining bits with “1”. AND that bit with “0” and remaining bits with “1”. OR that bit with “1” and remaining bits with “0”. AND that bit with “1” and remaining bits with “0”. OR that bit with “0” and remaining bits with “1”. AND that bit with “0” and remaining bits with “1”. OR that bit with “1” and remaining bits with “0”. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor A microprocessor without the interrupt facility cannot be used for DMA operation is best suited for process control system is not useful for process control system cannot be interfaced with any I/O devices cannot be used for DMA operation is best suited for process control system is not useful for process control system cannot be interfaced with any I/O devices ANSWER DOWNLOAD EXAMIANS APP
Microprocessor PSW stands for none flag byte accumulator and flag register contents accumulator contents none flag byte accumulator and flag register contents accumulator contents ANSWER DOWNLOAD EXAMIANS APP
Microprocessor XCHG instruction exchanges the content of H-L with ______ register pair. Stack Pointer B-C D-E PSW Stack Pointer B-C D-E PSW ANSWER DOWNLOAD EXAMIANS APP
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