Microprocessor DMA is used between none microprocessor and I/O microprocessor and memory memory and I/O none microprocessor and I/O microprocessor and memory memory and I/O ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In microprocessor based system I/O ports are used to interface all the I/O devices the I/P device only the I/O devices and memory chips the O/P devices only all the I/O devices the I/P device only the I/O devices and memory chips the O/P devices only ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The interrupt facility is provided in microprocessor to change the sequence of the instructions being executed stop the microprocessor when desired keep a control on the working of the microprocessor stop the microprocessor when it starts malfunctioning change the sequence of the instructions being executed stop the microprocessor when desired keep a control on the working of the microprocessor stop the microprocessor when it starts malfunctioning ANSWER DOWNLOAD EXAMIANS APP
Microprocessor At the beginning of a fetch cycle, the contents of the program counter are transferred to address bus. incremented by one. transferred to memory address register . transferred to memory data register. transferred to address bus. incremented by one. transferred to memory address register . transferred to memory data register. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor SUB A instruction in 8085 sets zero and sign flags reset zero and parity flags sets zero and carry flags reset carry and sign flags sets zero and sign flags reset zero and parity flags sets zero and carry flags reset carry and sign flags ANSWER DOWNLOAD EXAMIANS APP
Microprocessor While STC instruction executes, only carry flag will be affected. no flags will be affected. only carry and zero flags will be affected. all flags will be affected. only carry flag will be affected. no flags will be affected. only carry and zero flags will be affected. all flags will be affected. ANSWER DOWNLOAD EXAMIANS APP
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