Microprocessor How many machine cycles are required for execution of IN 30H instruction 6 5 3 4 6 5 3 4 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Consider the following statements: In 8085 microprocessor, data-bus and address bus are multiplexed in order to I)Increase the speed of microprocessor. II)Reduce the number of pins. III)Connect more peripheral chips. Which of these statements is/are correct? (II) only (II) & (III) (I) only (I), (II) & (III) (II) only (II) & (III) (I) only (I), (II) & (III) ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The content of the A15-A8 (higher order address lines) while executing “IN 8-bit port address” instruction are all bits set (i.e. FFH) same as the content of A7-A0 all bits reset (i.e. 00H) irrelevant all bits set (i.e. FFH) same as the content of A7-A0 all bits reset (i.e. 00H) irrelevant ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In 8085 microprocessor based system maximum possible number of input/output devices can be connected using I/O mapped I/O technique is 256 64 512 65536 256 64 512 65536 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 0FFE H and 0FFF H 1000 H and 1001 H 0FFF H and 0FFE H 1000 H and 0FFF H 0FFE H and 0FFF H 1000 H and 1001 H 0FFF H and 0FFE H 1000 H and 0FFF H ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The interrupt facility is provided in microprocessor to change the sequence of the instructions being executed keep a control on the working of the microprocessor stop the microprocessor when it starts malfunctioning stop the microprocessor when desired change the sequence of the instructions being executed keep a control on the working of the microprocessor stop the microprocessor when it starts malfunctioning stop the microprocessor when desired ANSWER DOWNLOAD EXAMIANS APP
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