Microprocessor CALL instruction is a ______ instruction. 1 bytes 3 bytes 4 bytes 2 bytes 1 bytes 3 bytes 4 bytes 2 bytes ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which of the following is not a general purpose peripheral? I/O port Programmable interrupt controller Programmable interval timer Programmable CRT controller I/O port Programmable interrupt controller Programmable interval timer Programmable CRT controller ANSWER DOWNLOAD EXAMIANS APP
Microprocessor XCHG instruction exchanges the content of H-L with ______ register pair. B-C Stack Pointer D-E PSW B-C Stack Pointer D-E PSW ANSWER DOWNLOAD EXAMIANS APP
Microprocessor HLT opcode means load accumulator with contents of register. load data to accumulator. store result in memory. end of program. load accumulator with contents of register. load data to accumulator. store result in memory. end of program. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor IN an intel 8085A microprocessor, why is READY signal used? To provide proper WAIT states when the microprocessor is communicating with a slow peripheral device. To slow down a fast peripheral device so as to communicate at the microprocessor’s device. To indicate to user that the microprocessor is working and is ready for use. None of these To provide proper WAIT states when the microprocessor is communicating with a slow peripheral device. To slow down a fast peripheral device so as to communicate at the microprocessor’s device. To indicate to user that the microprocessor is working and is ready for use. None of these ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The execution of RST n instruction causes the stack pointer to None of these decrement by two remain unaffected increment by two None of these decrement by two remain unaffected increment by two ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS