Microprocessor Which one of the following instruction may be used to clear the accumulator content irrespective of its initial value? ORA A CLR A SUB A MOV A, 00H ORA A CLR A SUB A MOV A, 00H ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which of the following is not a general purpose peripheral? Programmable interval timer I/O port Programmable interrupt controller Programmable CRT controller Programmable interval timer I/O port Programmable interrupt controller Programmable CRT controller ANSWER DOWNLOAD EXAMIANS APP
Microprocessor After RESET 8255 will be in mode 0; all ports are input unchanged condition mode 2 mode 0; all ports are output mode 0; all ports are input unchanged condition mode 2 mode 0; all ports are output ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The operations executed by two or more control units are referred as Multi-operations Macro-operations Micro-operations Bi control-operations Multi-operations Macro-operations Micro-operations Bi control-operations ANSWER DOWNLOAD EXAMIANS APP
Microprocessor How many T-states are required for execution of OUT 80H instruction? 7 13 16 10 7 13 16 10 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In microprocessor based system DMA refers to None of these direct memory access for the I/O device direct memory access for the user direct memory access for microprocessor None of these direct memory access for the I/O device direct memory access for the user direct memory access for microprocessor ANSWER DOWNLOAD EXAMIANS APP
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