Microprocessor Which general register or general register pair is incremented/decremented by 2 during PUSH and POP instructions? Program Counter. D-E. Stack Pointer. H-L. Program Counter. D-E. Stack Pointer. H-L. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor DMA signal/signals in 8085 is/are HOLD. HLDA. All. READY. HOLD. HLDA. All. READY. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In order to save accumulator value on the stack, which of the following instruction may be used PUSH A PUSH SP POP PSW PUSH PSW PUSH A PUSH SP POP PSW PUSH PSW 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 Mhz. 1Khz. 2 Khz. 8 Mhz. 2 Mhz. 1Khz. 2 Khz. 8 Mhz. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The length of bus cycle in 8086/8088 is four clock cycles, T1, T2, T3, T4 and an indeterminate number of wait state clock cycles denoted by Tw. The wait states are always inserted between T4 & T1 T2 & T3 T3 & T4 T1 & T2 T4 & T1 T2 & T3 T3 & T4 T1 & T2 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which of the following is not true during the execution of an interrupt service routine, which does not contain any EI instructions the microprocessor cannot be interrupted by any interrupt the microprocessor cannot be interrupted by any mask able interrupt the microprocessor can be interrupted by a non-mask able interrupt all interrupts except non-maskable interrupt are disabled the microprocessor cannot be interrupted by any interrupt the microprocessor cannot be interrupted by any mask able interrupt the microprocessor can be interrupted by a non-mask able interrupt all interrupts except non-maskable interrupt are disabled ANSWER DOWNLOAD EXAMIANS APP
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