Microprocessor In an 8085 microprocessor based system, the contents of SP are 1000H, PUSH B instruction will transfer the contents of registers B & C respectively for memory locations 1000 H and 0FFF H 0FFF H and 0FFE H 0FFE H and 0FFF H 1000 H and 1001 H 1000 H and 0FFF H 0FFF H and 0FFE H 0FFE H and 0FFF H 1000 H and 1001 H ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In an intel 8085A, which is the first machine cycle of an instruction? A memory write cycle A memory read cycle An I/O read cycle An op-code fetch cycle A memory write cycle A memory read cycle An I/O read cycle An op-code fetch cycle ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The clock speed of 8085 is 3.2KHz. 1KHz. 1MHz. 3.2MHz. 3.2KHz. 1KHz. 1MHz. 3.2MHz. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Inintel 8085A microprocessor ALE signal is made high to Enable the data bus to be used as low order address bus To latch data D0-D7 from data bus To achieve all the functions listed above To disable data bus Enable the data bus to be used as low order address bus To latch data D0-D7 from data bus To achieve all the functions listed above To disable data bus ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which of the following instruction will never affect the zero flag? DCX Rp DCR R XRA R ORA R DCX Rp DCR R XRA R ORA R ANSWER DOWNLOAD EXAMIANS APP
Microprocessor How many machine cycles are required for execution of IN 30H instruction 3 4 6 5 3 4 6 5 ANSWER DOWNLOAD EXAMIANS APP
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