Microprocessor Using one 8259 IC is equivalent to providing …………. INTR pins on 8085 18 16 12 8 18 16 12 8 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which one of the following instruction may be used to clear the accumulator content irrespective of its initial value? SUB A ORA A MOV A, 00H CLR A SUB A ORA A MOV A, 00H CLR A 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 Khz. 8 Mhz. 2 Mhz. 1Khz. 2 Khz. 8 Mhz. 2 Mhz. 1Khz. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which of the following statements for intel 8085 is correct? PC specifies the number of instructions executed so far PC specifies the address of the instruction being executed Program Counter (PC) specifies the address of the instruction last executed PC specifies the address of the instruction to be executed PC specifies the number of instructions executed so far PC specifies the address of the instruction being executed Program Counter (PC) specifies the address of the instruction last executed PC specifies the address of the instruction to be executed ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Identify the programmable DMA controller from the following 8253 8251 8257 8279 8253 8251 8257 8279 ANSWER DOWNLOAD EXAMIANS APP