Microprocessor Register pair used to indicate memory B and C H and L W and Z D and E B and C H and L W and Z D and E ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The microprocessor issues ALE during first T-state of every machine cycle memory WRITE cycle only memory READ cycle only fetch cycle only every machine cycle memory WRITE cycle only memory READ cycle only fetch cycle only ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which of the following statements for intel 8085 is correct? PC specifies the address of the instruction to be executed Program Counter (PC) specifies the address of the instruction last executed PC specifies the number of instructions executed so far PC specifies the address of the instruction being executed PC specifies the address of the instruction to be executed Program Counter (PC) specifies the address of the instruction last executed PC specifies the number of instructions executed so far PC specifies the address of the instruction being executed ANSWER DOWNLOAD EXAMIANS APP
Microprocessor What is SIM? Sorting interrupt mask. Set interrupt mask. Select interrupt mask. None of these. Sorting interrupt mask. Set interrupt mask. Select interrupt mask. None of these. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor IN an intel 8085A microprocessor, why is READY signal used? To slow down a fast peripheral device so as to communicate at the microprocessor’s device. To provide proper WAIT states when the microprocessor is communicating with a slow peripheral device. None of these To indicate to user that the microprocessor is working and is ready for use. To slow down a fast peripheral device so as to communicate at the microprocessor’s device. To provide proper WAIT states when the microprocessor is communicating with a slow peripheral device. None of these To indicate to user that the microprocessor is working and is ready for use. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which of the following is not true during the execution of an interrupt service routine, which does not contain any EI instructions the microprocessor can be interrupted by a non-mask able interrupt all interrupts except non-maskable interrupt are disabled the microprocessor cannot be interrupted by any mask able interrupt the microprocessor cannot be interrupted by any interrupt the microprocessor can be interrupted by a non-mask able interrupt all interrupts except non-maskable interrupt are disabled the microprocessor cannot be interrupted by any mask able interrupt the microprocessor cannot be interrupted by any interrupt ANSWER DOWNLOAD EXAMIANS APP