Microprocessor SPHL instruction copies the content of H-L register pair to the _________. PSW Stack Pointer D-E B-C PSW Stack Pointer D-E B-C ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In order to save accumulator value on the stack, which of the following instruction may be used POP PSW PUSH SP PUSH PSW PUSH A POP PSW PUSH SP PUSH PSW PUSH A ANSWER DOWNLOAD EXAMIANS APP
Microprocessor When the write enable input is not asserted, the gated D latch _________ its output. Sets Complements Can not change Clears Sets Complements Can not change Clears ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In microprocessor based system I/O ports are used to interface the O/P devices only all the I/O devices the I/O devices and memory chips the I/P device only the O/P devices only all the I/O devices the I/O devices and memory chips the I/P device only ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Consider the following registers: 1. Accumulator and flag register 2. B and C register 3. D and E register 4. H and L register Which of these 8-bit registers of 8085 microprocessor can be paired together to make a 16-bit register? 1, 2 and 4 1, 2 and 3 1, 3 and 4 2, 3 and 4 1, 2 and 4 1, 2 and 3 1, 3 and 4 2, 3 and 4 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Assertion(A): Monostablemultivibrators (IC74121) are used in a microprocessor based system for frequency measurement. Reason(R): Microprocessor counts the number of interrupt signals/second or within a specified interval through ISR. A is true but R is false. A is false but R is true. 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 true but R is false. A is false but R is true. 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. ANSWER DOWNLOAD EXAMIANS APP
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