Microprocessor Using one 8259 IC is equivalent to providing …………. INTR pins on 8085 18 16 12 8 18 16 12 8 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In 8085 microprocessor system with memory mapped I/O, which of the following is true? There can be maximum of 256 input devices and 256 output devices Devices have 8-bit address line Devices are accessed using IN and OUT instructions Arithmetic and logic operations can be directly performed with the I/O data There can be maximum of 256 input devices and 256 output devices Devices have 8-bit address line Devices are accessed using IN and OUT instructions Arithmetic and logic operations can be directly performed with the I/O data ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The program counter in a 8085 micro-processor is a 16-bit register, because It facilitates the user storing 16-bit data temporarily There are 16 address lines It has to fetch two 8-bit data at a time It counts 16-bits at a time It facilitates the user storing 16-bit data temporarily There are 16 address lines It has to fetch two 8-bit data at a time It counts 16-bits at a time ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The correct sequence of steps in the instruction cycle of a basic computer is Fetch, Read effective address, Decode and Execute. Fetch, Execute, Decode and Read effective address. Fetch, Decode, Read effective address and, Execute. Read effective address, Decode, Fetch and Execute. Fetch, Read effective address, Decode and Execute. Fetch, Execute, Decode and Read effective address. Fetch, Decode, Read effective address and, Execute. Read effective address, Decode, Fetch and Execute. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In microprocessor based system I/O ports are used to interface the I/P device only all the I/O devices the O/P devices only the I/O devices and memory chips the I/P device only all the I/O devices the O/P devices only the I/O devices and memory chips ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Output of the assembler in machine codes is referred to as Macroinstruction Source program Symbolic addressing Object program Macroinstruction Source program Symbolic addressing Object program ANSWER DOWNLOAD EXAMIANS APP
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