Microprocessor The output data lines of microprocessor and memories are usually tristated because It increases the speed of data transfer over the data bus More than one device can transmit information over the data bus by enabling only one device at a time More than one device can transmit over the data bus at the same time The data line can be multiplexed for both input and output It increases the speed of data transfer over the data bus More than one device can transmit information over the data bus by enabling only one device at a time More than one device can transmit over the data bus at the same time The data line can be multiplexed for both input and output ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In microprocessor based system DMA refers to direct memory access for microprocessor direct memory access for the user direct memory access for the I/O device None of these direct memory access for microprocessor direct memory access for the user direct memory access for the I/O device None of these ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Of the following circuits, the one which involves storage is Nand RS Latch Decoder Mux Nand RS Latch Decoder Mux 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 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 0FFE H and 0FFF H 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 reset (i.e. 00H) same as the content of A7-A0 all bits set (i.e. FFH) irrelevant all bits reset (i.e. 00H) same as the content of A7-A0 all bits set (i.e. FFH) irrelevant ANSWER DOWNLOAD EXAMIANS APP
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