Answer Posted / vijay nath tiwary

there are five addressing mode of 8085

1-dirrect addressing mode

2-register addressing mode
3-register indirrect addressing mode
4-Imediate addressing mode
5- Implicit addressing mode

What does the parity flag do?

1087

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What the sp register does in a program?

1032

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What are the different types of instructions of 8085?

1057

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What is meant by the statement that 8085 is a 8 bit microprocessor?

1211

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Define the number of flags present in the 8086 and name each one of them.

1027

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Explain the software instruction ei and di?

1070

---

Comment the size of stack?

997

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Why was 8085 microprocessor introduced?

1082

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What is stack pointer in 8051 microcontroller?

1200

---

Explain architecture of 8051 microcontroller?

1122

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Discuss 3 states signals io/m,s0,s1?

1106

---

What are flag registers?

1111

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explain about externally initiated operations

1067

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What is the bhe signal? Explain its significance?

1417

---

Point out the differences between the 8086 and 8088 microprocessor?

1136

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