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What are the four General Purpose register ? |
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Answer» The AX, BX, CX and DX are the general purpose 16-bit register. (i) AX is used as 16-bit accumulator. AX ->AH (For higher 8-bit) AL (For lower 8-bit) (ii) BX-> Serve as base register for the computation of memory address. (iii) CX-> Used as counter in case of multi-iteration . (iv) DX-> used for memory addressing when the data are transferred between i/o port and memory using certain i/o instruction. |
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