Microprocessor How many machine cycles are required for execution of IN 30H instruction 5 3 6 4 5 3 6 4 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor After RESET 8255 will be in mode 2 mode 0; all ports are input unchanged condition mode 0; all ports are output mode 2 mode 0; all ports are input unchanged condition mode 0; all ports are output ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Consider the following I) Sign flag II) Trap flag III) Parity flag IV) Auxiliary carry flag. Which one of the above flags is/are present in 8085 microprocessor? (I) ,(III) & (IV) (I) only (II) & (III) (I) & (II) (I) ,(III) & (IV) (I) only (II) & (III) (I) & (II) ANSWER DOWNLOAD EXAMIANS APP
Microprocessor HLDA signal in 8085 performs the following operation: Indicates that the CPU has received the HOLD request and that it will relinquish the bus in the next clock cycle. Indicates that the CPU has not received the HOLD request. Indicates that another master is requesting the use of the address and data buses. Hold the data in the accumulator until the microprocessor is turned OFF. Indicates that the CPU has received the HOLD request and that it will relinquish the bus in the next clock cycle. Indicates that the CPU has not received the HOLD request. Indicates that another master is requesting the use of the address and data buses. Hold the data in the accumulator until the microprocessor is turned OFF. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The address bus of any microprocessor is always Unidirectional Either unidirectional or bi-directional Bi-directional None Unidirectional Either unidirectional or bi-directional Bi-directional None ANSWER DOWNLOAD EXAMIANS APP
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