Microprocessor In 8085 microprocessor system with memory mapped I/O, which of the following is true? 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 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 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor XCHG instruction exchanges the content of H-L with ______ register pair. Stack Pointer PSW D-E B-C Stack Pointer PSW D-E B-C ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In 8085 microprocessor, in response to RST 7.5 interrupts the execution is transferred to memory location 0000H 003CH 002CH 0034H 0000H 003CH 002CH 0034H ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which of the following conditions is not allowed in an RS latch? R is asserted, S is asserted R is negated, S is negated R is asserted, S is negated R is negated, S is asserted R is asserted, S is asserted R is negated, S is negated R is asserted, S is negated R is negated, S is asserted ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which components are NOT found on chip in a microprocessor but may be found on chip in a microcontroller? EPROM, USART & PORTS SRAM, EPROM & PORTS SRAM & USART EPROM & PORTS EPROM, USART & PORTS SRAM, EPROM & PORTS SRAM & USART EPROM & PORTS ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In a vector interrupt the branch address is assigned to a fixed location in memory. the interrupting source supplies the branch information to the processor through an interrupt vector. the branch address is obtained from a register in the processor. none. the branch address is assigned to a fixed location in memory. the interrupting source supplies the branch information to the processor through an interrupt vector. the branch address is obtained from a register in the processor. none. ANSWER DOWNLOAD EXAMIANS APP
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