Microprocessor Which of the following instruction will never affect the zero flag? DCX Rp ORA R XRA R DCR R DCX Rp ORA R XRA R DCR R ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Identify the communication interfacing device from the following 8255 8257 8155 8251 8255 8257 8155 8251 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor ALU (Arithmetic and Logic Unit ) of 8085 microprocessor consists of Accumulator, temporary register, arithmetic and logic circuits Accumulator, temporary register, arithmetic, logic circuits and five flags Accumulator, arithmetic, logic circuits and five flags Accumulator, arithmetic and logic circuits Accumulator, temporary register, arithmetic and logic circuits Accumulator, temporary register, arithmetic, logic circuits and five flags Accumulator, arithmetic, logic circuits and five flags Accumulator, arithmetic and logic circuits ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In a vector interrupt 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. the branch address is assigned to a fixed location in memory. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor For a memory with a 16-bit address space, the addressability is Cannot be determined 8 bits 2^16 bits 16 bits Cannot be determined 8 bits 2^16 bits 16 bits ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In order to complement the lower nibble of accumulator one can use XRI 0FH ORI 0FH CMA ANI 0FH XRI 0FH ORI 0FH CMA ANI 0FH ANSWER DOWNLOAD EXAMIANS APP
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