Microprocessor While STC instruction executes, all flags will be affected. only carry and zero flags will be affected. no flags will be affected. only carry flag will be affected. all flags will be affected. only carry and zero flags will be affected. no flags will be affected. only carry flag will be affected. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The microprocessor issues ALE during first T-state of every machine cycle memory READ cycle only memory WRITE cycle only fetch cycle only every machine cycle memory READ cycle only memory WRITE cycle only fetch cycle only ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Pick up the programmable interrupt controller from the following 8275 8259 8257 8279 8275 8259 8257 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 1Khz. 8 Mhz. 2 Mhz. 2 Khz. 1Khz. 8 Mhz. 2 Mhz. 2 Khz. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The number of output pins in 8085 microprocessors are 21. 27. 19. 40. 21. 27. 19. 40. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In microprocessor based system I/O ports are used to interface the O/P devices only the I/O devices and memory chips all the I/O devices the I/P device only the O/P devices only the I/O devices and memory chips all the I/O devices the I/P device only ANSWER DOWNLOAD EXAMIANS APP
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