Microprocessor Assertion(A): The frequency of 8085 system is ½ of the crystal frequency. Reason(R): Microprocessor (8085) requires a two phase clock. Both A & R are true but R is not the correct explanation of A Both A & R are true and R is the correct explanation of A A is false but R is true A is true but R is false Both A & R are true but R is not the correct explanation of A Both A & R are true and R is the correct explanation of A A is false but R is true A is true but R is false ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Assuming LSB is at position 0 and MSB at position 7, which bit positions are not used (Undefined) in flag register of an 8085 microprocessor? 1, 3, 5 2, 3, 5 1, 3, 4 1, 2, 5 1, 3, 5 2, 3, 5 1, 3, 4 1, 2, 5 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor I)A total of about one million bytes can be directly addressed by the 8086 microprocessor II)8086 has thirteen 16-bit registers III)8086 has eight flags IV)Compared to 8086, the 80286 provides a higher degree of memory protection Which one of the statements given above are correct? 1,2 & 4 2,3&4 1,3 &4 1,2 & 3 1,2 & 4 2,3&4 1,3 &4 1,2 & 3 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In a microcomputer , the address of memory locations are binary numbers that identify each memory circuit where a byte is stored. If a microcomputer uses 20-bit address, then numbers of different memory locations are 220 220-1 20 220 - 1 220 220-1 20 220 - 1 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The number of output pins in 8085 microprocessors are 21. 40. 27. 19. 21. 40. 27. 19. 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 MOV A, 00H ORA A CLR A SUB A MOV A, 00H ORA A CLR A ANSWER DOWNLOAD EXAMIANS APP