REGISTERS IN 8088/86

The registers of 8088/86 are categorized into six

  1. General
  2. Pointer
  3. Index
  4. Segment
  5. Instruction
  6. Flag
CategoryBitsRegisters
General16AX(Accumulator),
BX(Base Addressing),
CX(Counter),
DX(Data Pointer)
Pointer16SP(Stack Pointer),
BP (Base Pointer)
Index16SI(Source Index),
DI(Destination Index)
Segment16CS(Code Segment),
DS(Data Segment),
SS(Stack segment),
EX(Extra Segment)
Instruction16IP(Instruction Pointer)
Flag16FR(Flag Register)

The General purpose registers can be accessed as 8-bit registers. For example, AX can be divided into AH & AL.

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