Microprocessor How many bytes in a zero memory page should be reserved for vectors used by RST instructions? 64. 32. 16. 128. 64. 32. 16. 128. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor A mask programmed ROM is erasable and programmable erasable electrically programmed by the user programmed at the time of fabrication erasable and programmable erasable electrically programmed by the user programmed at the time of fabrication ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The word size of 8085 microprocessor is 16-bit 8-bit 20-bit 4-bit 16-bit 8-bit 20-bit 4-bit ANSWER DOWNLOAD EXAMIANS APP
Microprocessor How many T-states are required for execution of OUT 80H instruction? 16 7 10 13 16 7 10 13 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which of the following instruction will never affect the zero flag? DCR R XRA R ORA R DCX Rp DCR R XRA R ORA R DCX Rp ANSWER DOWNLOAD EXAMIANS APP
Microprocessor HLDA signal in 8085 performs the following operation: Indicates that the CPU has not received the HOLD request. 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 another master is requesting the use of the address and data buses. Indicates that the CPU has not received the HOLD request. 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 another master is requesting the use of the address and data buses. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS