Microprocessor When an 8085 microprocessor is reset, the address bus contains 0000H 002CH 003CH 0043H 0000H 002CH 003CH 0043H ANSWER DOWNLOAD EXAMIANS APP
Microprocessor A microprocessor differentiates between op code, data/address at any time by the sequence in which memory contents are fetched by it the program counter the stack pointer its internal registers the sequence in which memory contents are fetched by it the program counter the stack pointer its internal registers ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Pick up the programmable interrupt controller from the following 8275 8259 8257 8279 8275 8259 8257 8279 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The interrupt facility is provided in microprocessor to stop the microprocessor when it starts malfunctioning stop the microprocessor when desired keep a control on the working of the microprocessor change the sequence of the instructions being executed stop the microprocessor when it starts malfunctioning stop the microprocessor when desired keep a control on the working of the microprocessor change the sequence of the instructions being executed ANSWER DOWNLOAD EXAMIANS APP
Microprocessor SPHL instruction copies the content of H-L register pair to the _________. B-C Stack Pointer D-E PSW B-C Stack Pointer D-E PSW ANSWER DOWNLOAD EXAMIANS APP
Microprocessor HLDA signal in 8085 performs the following operation: Indicates that the CPU has not received the HOLD request. 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 another master is requesting the use of the address and data buses. Indicates that the CPU has not received the HOLD request. 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 another master is requesting the use of the address and data buses. ANSWER DOWNLOAD EXAMIANS APP
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