Microprocessor During OPCODE fetch the state of S0 and S1 is 10 11 00 01 10 11 00 01 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In order to save accumulator value on the stack, which of the following instruction may be used PUSH PSW PUSH A PUSH SP POP PSW PUSH PSW PUSH A PUSH SP POP PSW ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Because we wish to allow each ASCII code to occupy one location in memory, most memories are __________ addressable. BYTE DOUBLEWORD (32 bits) WORD (16 bits) NIBBLE BYTE DOUBLEWORD (32 bits) WORD (16 bits) NIBBLE ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The content of the A15-A8 (higher order address lines) while executing “IN 8-bit port address” instruction are irrelevant all bits reset (i.e. 00H) all bits set (i.e. FFH) same as the content of A7-A0 irrelevant all bits reset (i.e. 00H) all bits set (i.e. FFH) same as the content of A7-A0 ANSWER DOWNLOAD EXAMIANS APP
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 1001 H 0FFE H and 0FFF H 1000 H and 0FFF H 0FFF H and 0FFE H 1000 H and 1001 H 0FFE H and 0FFF H 1000 H and 0FFF H 0FFF H and 0FFE H ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In order to complement the lower nibble of accumulator one can use ORI 0FH XRI 0FH CMA ANI 0FH ORI 0FH XRI 0FH CMA ANI 0FH ANSWER DOWNLOAD EXAMIANS APP
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