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Assembly Language
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What is the use of addressing modes, mention the different types

The various formats of specifying the operands are called addressing modes, it is used to access the operands or data. The different types are as follows
- Immediate addressing
- Register addressing
- Direct addressing
- Indirect addressing
- Im...
Posted By:Christopher Brown      Posted On: Feb 20

Assembly Language
Comments: 0

What is the use of bi-directional buffers?

It is used to increase the driving capacity of the data bus. The data bus of a microcomputer system is bi-directional, so it requires a buffer that allows the data to flow in both directions.
Posted By:Blaze Fischer      Posted On: Oct 30

Assembly Language
Comments: 0

Give the register organization of 8085

W(8) - Temp. Reg
Z(8) - Temp. Reg
B(8) - Register
C(8) - Register
D(8) - Register
E(8) - Register
H(8) - Register
L(8) - Register
Stack Pointer - (16)
Program Counter - (16)
Posted By:Ramond Fischer      Posted On: May 10

Assembly Language
Comments: 0

Define stack and explain stack related instructions

The stack is a group of memory locations in the R/W memory that is used for the temporary storage of binary information during the execution of the program. The stack related instructions are PUSH & POP
Posted By:Joshua Bouchard      Posted On: Dec 23

Assembly Language
Comments: 0

Why do we use XRA A instruction

The XRA A instruction is used to clear the contents of the Accumulator and store the value 00H.
Posted By:Adelheid Fischer      Posted On: Jun 19

Assembly Language
Comments: 0

Compare CALL and PUSH instructions

CALL

1.When CALL is executed the microprocessor automatically stores
the 16-bit address of the instruction next to CALL on the stack.

2.When CALL is executed the stack pointer is decremented by
two


PUSH

1.PUSH The programmer uses th...
Posted By:Zara Hughes      Posted On: Jul 03

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