1. Which 8085 instruction causes exchange of contents of stack pointer with the contents of H L register pair?





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MCQ->Which 8085 instruction causes exchange of contents of stack pointer with the contents of H L register pair?....
MCQ->Read the following statements as regards register pairs in microprocessor 8085B represents B, C pair with B as high order register and C as low order register.D represents D, E pair with D as high order register and E as low order register.H represents H, L pair with H as high order register and L as low order register. Which of the above statements are correct?....
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MCQ->Assertion (A): If contents of F register in 8085 are 01010001, it means S = 0, Z = 1, AC= 1, P = 0 and CY = 1.Reason (R): When an instruction is called from memory, the op. code of instruction is stored in instruction register.

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MCQ->Assertion (A): In microprocessor 8085 instruction LXIB, 90 FF H means register B and C are loaded with upper and lower bytes to get B = 90 H and C = FFH.Reason (R): In 8085 the stack pointer indicates which memory location is to accessed.

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