Microprocessor In 8085 microprocessor which one of the following statement is wrong serial I/O is possible through SIM and RIM instruction there is a pin available for serial output serial I/O is not possible there is a pin available for serial input serial I/O is possible through SIM and RIM instruction there is a pin available for serial output serial I/O is not possible there is a pin available for serial input ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The content of the A15-A8 (higher order address lines) while executing “IN 8-bit port address” instruction are irrelevant same as the content of A7-A0 all bits set (i.e. FFH) all bits reset (i.e. 00H) irrelevant same as the content of A7-A0 all bits set (i.e. FFH) all bits reset (i.e. 00H) ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The length of bus cycle in 8086/8088 is four clock cycles, T1, T2, T3, T4 and an indeterminate number of wait state clock cycles denoted by Tw. The wait states are always inserted between T3 & T4 T4 & T1 T2 & T3 T1 & T2 T3 & T4 T4 & T1 T2 & T3 T1 & T2 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which one of the following interrupt/interrupts is/are only level triggering? RST 5.5 TRAP both ‘a’ and ‘b’ RST 6.5 RST 5.5 TRAP both ‘a’ and ‘b’ RST 6.5 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor IN an intel 8085A microprocessor, why is READY signal used? To indicate to user that the microprocessor is working and is ready for use. None of these 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. To indicate to user that the microprocessor is working and is ready for use. None of these 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. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Consider the following registers: 1. Accumulator and flag register 2. B and C register 3. D and E register 4. H and L register Which of these 8-bit registers of 8085 microprocessor can be paired together to make a 16-bit register? 1, 2 and 3 1, 2 and 4 1, 3 and 4 2, 3 and 4 1, 2 and 3 1, 2 and 4 1, 3 and 4 2, 3 and 4 ANSWER DOWNLOAD EXAMIANS APP
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