Microprocessor Which memory has read operation, byte erase, byte write and chip erase? Both B and C RAM UVEPROM EEPROM Both B and C RAM UVEPROM EEPROM ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In 8085 microprocessor system with memory mapped I/O, which of the following is true? There can be maximum of 256 input devices and 256 output devices Devices have 8-bit address line Devices are accessed using IN and OUT instructions Arithmetic and logic operations can be directly performed with the I/O data There can be maximum of 256 input devices and 256 output devices Devices have 8-bit address line Devices are accessed using IN and OUT instructions Arithmetic and logic operations can be directly performed with the I/O data ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In order to complement the lower nibble of accumulator one can use CMA ANI 0FH ORI 0FH XRI 0FH CMA ANI 0FH ORI 0FH XRI 0FH ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In 8085 name/names of the 16 bit registers is/are program counter. both A and B. stack pointer. none of these. program counter. both A and B. stack pointer. none of these. 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 Which instruction is required to rotate the content of accumulator one bit right along with carry? RAL RLC RRC RAR RAL RLC RRC RAR ANSWER DOWNLOAD EXAMIANS APP
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