Microprocessor Total numbers of output pins in 8085 microprocessor are 27 40 30 13 27 40 30 13 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The processor status word of 8085 microprocessor has five flags namely: S, Z, AC, P, CY S, Z, OV, P, CY S, OV, AC, P, CY S, Z, AC, P, OV S, Z, AC, P, CY S, Z, OV, P, CY S, OV, AC, P, CY S, Z, AC, P, OV ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The microprocessor issues ALE during first T-state of memory READ cycle only every machine cycle memory WRITE cycle only fetch cycle only memory READ cycle only every machine cycle memory WRITE cycle only fetch cycle only ANSWER DOWNLOAD EXAMIANS APP
Microprocessor During the execution of the instruction, the ________tests the status and control flags and updates them based on the results of executing the instruction. Execution Unit (EU) Both ‘c’ and ‘d’ Bus Interface Unit (BIU) None of these Execution Unit (EU) Both ‘c’ and ‘d’ Bus Interface Unit (BIU) None of these ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In an intel 8085A, which is the first machine cycle of an instruction? A memory read cycle An I/O read cycle An op-code fetch cycle A memory write cycle A memory read cycle An I/O read cycle An op-code fetch cycle A memory write cycle 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 8 Mhz. 2 Mhz. 1Khz. 2 Khz. 8 Mhz. 2 Mhz. 1Khz. 2 Khz. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS