Microprocessor How many bytes in a zero memory page should be reserved for vectors used by RST instructions? 64. 32. 16. 128. 64. 32. 16. 128. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Using one 8259 IC is equivalent to providing …………. INTR pins on 8085 16 12 8 18 16 12 8 18 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The reason for the presence of ALE pin in 8085, but not in 6800 is that 8085 has 5 interrupts lines, whereas 6800 has only two 8085 uses I/O mapped I/O, whereas 6800 uses memory mapped I/O 8085 has multiplexed bus, whereas 6800 does not have None 8085 has 5 interrupts lines, whereas 6800 has only two 8085 uses I/O mapped I/O, whereas 6800 uses memory mapped I/O 8085 has multiplexed bus, whereas 6800 does not have None ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Because we wish to allow each ASCII code to occupy one location in memory, most memories are __________ addressable. DOUBLEWORD (32 bits) NIBBLE BYTE WORD (16 bits) DOUBLEWORD (32 bits) NIBBLE BYTE WORD (16 bits) ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The 8085 microprocessor uses a crystal of frequency 6.25 Mhz. The T-state value is 1280ns 640ns 320ns 960ns 1280ns 640ns 320ns 960ns 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 Arithmetic and logic operations can be directly performed with the I/O data Devices are accessed using IN and OUT instructions Devices have 8-bit address line There can be maximum of 256 input devices and 256 output devices Arithmetic and logic operations can be directly performed with the I/O data Devices are accessed using IN and OUT instructions Devices have 8-bit address line ANSWER DOWNLOAD EXAMIANS APP
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