Microprocessor SPHL instruction copies the content of H-L register pair to the _________. B-C D-E PSW Stack Pointer B-C D-E PSW Stack Pointer ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The number of hardware interrupts present in 8085 microprocessor are 5 10 8 16 5 10 8 16 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor ‘Burst refresh’ in DRAM is also called Concentrated refresh Distributed refresh Hidden refresh None of these Concentrated refresh Distributed refresh Hidden refresh None of these ANSWER DOWNLOAD EXAMIANS APP
Microprocessor What are the sets of commands in a program which are not translated into machine instructions during assembly process, called? Identifiers Operands Directives Mnemonics Identifiers Operands Directives Mnemonics ANSWER DOWNLOAD EXAMIANS APP
Microprocessor HLDA signal in 8085 performs the following operation: Indicates that another master is requesting the use of the address and data buses. Indicates that the CPU has received the HOLD request and that it will relinquish the bus in the next clock cycle. Hold the data in the accumulator until the microprocessor is turned OFF. Indicates that the CPU has not received the HOLD request. Indicates that another master is requesting the use of the address and data buses. Indicates that the CPU has received the HOLD request and that it will relinquish the bus in the next clock cycle. Hold the data in the accumulator until the microprocessor is turned OFF. Indicates that the CPU has not received the HOLD request. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Total number of modes the 8253 can work 6 4 12 8 6 4 12 8 ANSWER DOWNLOAD EXAMIANS APP
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