Microprocessor In 8085 microprocessor system with memory mapped I/O, which of the following is true? 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 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 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor A mask programmed ROM is erasable and programmable programmed at the time of fabrication programmed by the user erasable electrically erasable and programmable programmed at the time of fabrication programmed by the user erasable electrically ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which one of the following microprocessor is not an 8-bit microprocessor 8085 68000 6502 Z-80 8085 68000 6502 Z-80 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor SPHL instruction copies the content of H-L register pair to the _________. Stack Pointer D-E PSW B-C Stack Pointer D-E PSW B-C ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Each instruction in assembly language program has the following fields:Lable fieldMnemonic fieldOperand fieldComment fieldThe correct sequence of these fields is? 1, 2, 4, 3 1, 2, 3, 4 2, 1, 3, 4 2, 1, 4, 3 1, 2, 4, 3 1, 2, 3, 4 2, 1, 3, 4 2, 1, 4, 3 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Identify the programmable DMA controller from the following 8251 8253 8257 8279 8251 8253 8257 8279 ANSWER DOWNLOAD EXAMIANS APP
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