Microprocessor In 8085 microprocessor based system maximum possible number of input/output devices can be connected using I/O mapped I/O technique is 512 64 256 65536 512 64 256 65536 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which of the following interrupt is both level and edge sensitive? INTR TRAP RST 5.5 RST 7.5 INTR TRAP RST 5.5 RST 7.5 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Total number of modes the 8253 can work 8 6 4 12 8 6 4 12 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor A bus connected between the CPU and main memory that permits transfer of information between main memory and the CPU is known as DMA bus Memory bus Control bus Address bus DMA bus Memory bus Control bus Address bus ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The program counter in a 8085 micro-processor is a 16-bit register, because It has to fetch two 8-bit data at a time There are 16 address lines It facilitates the user storing 16-bit data temporarily It counts 16-bits at a time It has to fetch two 8-bit data at a time There are 16 address lines It facilitates the user storing 16-bit data temporarily It counts 16-bits at a time ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The content of the A15-A8 (higher order address lines) while executing “IN 8-bit port address” instruction are all bits reset (i.e. 00H) all bits set (i.e. FFH) irrelevant same as the content of A7-A0 all bits reset (i.e. 00H) all bits set (i.e. FFH) irrelevant same as the content of A7-A0 ANSWER DOWNLOAD EXAMIANS APP
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