Microprocessor A sequence of two registers that multiplies the content of DE register pair by two and stores the result in HL register pair (in 8085 assembly language) is PCHL & DAD D XCHG & DAD H XCHG & DAD B XTHL & DAD H PCHL & DAD D XCHG & DAD H XCHG & DAD B XTHL & DAD H ANSWER DOWNLOAD EXAMIANS APP
Microprocessor _____________is used to read the status of the hardware interrupts (RST 7.5, RST 6.5, RST 5.5) by loading into the A register a byte which defines the condition of the mask bits for the interrupts. RIM EI SIM DI RIM EI SIM DI ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The processor status word of 8085 microprocessor has five flags namely: S, Z, AC, P, CY S, OV, AC, P, CY S, Z, OV, P, CY S, Z, AC, P, OV S, Z, AC, P, CY S, OV, AC, P, CY S, Z, OV, P, CY S, Z, AC, P, OV ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Maximum of how many devices can be connected simultaneously to the microprocessor via 8257 in DMA data transfer mode? 6 10 4 8 6 10 4 8 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor An I/O processor controls the flow of information between Two I/O devices Cache memory and I/O devices Main memory and I/O devices Cache and main memory Two I/O devices Cache memory and I/O devices Main memory and I/O devices Cache and main memory ANSWER DOWNLOAD EXAMIANS APP
Microprocessor A single instruction to clear the lower nibble of accumulator in 8085 language assembly is XRI FOH ANI F0H XRI 0FH ANI OFH XRI FOH ANI F0H XRI 0FH ANI OFH ANSWER DOWNLOAD EXAMIANS APP