Microprocessor The microprocessor issues ALE during first T-state of memory READ cycle only fetch cycle only every machine cycle memory WRITE cycle only memory READ cycle only fetch cycle only every machine cycle memory WRITE cycle only 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 Khz. 2 Mhz. 8 Mhz. 1Khz. 2 Khz. 2 Mhz. 8 Mhz. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In order to complement the lower nibble of accumulator one can use XRI 0FH ORI 0FH ANI 0FH CMA XRI 0FH ORI 0FH ANI 0FH CMA ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The stack pointer register in a microprocessor holds the address of the top of the stack counts the number of programs being executing on the microprocessor keeps the address of the next instruction to be fetched counts the number of instructions being executing on the microprocessor holds the address of the top of the stack counts the number of programs being executing on the microprocessor keeps the address of the next instruction to be fetched counts the number of instructions being executing on the microprocessor ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The characteristics of RESET OUT signal is/are all. this signal can be used to reset other devices. the signal is synchronized to the processor clock. indicates that µp is being reset. all. this signal can be used to reset other devices. the signal is synchronized to the processor clock. indicates that µp is being reset. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which memory has read operation, byte erase, byte write and chip erase? EEPROM Both B and C RAM UVEPROM EEPROM Both B and C RAM UVEPROM ANSWER DOWNLOAD EXAMIANS APP