Sunday, February 28, 2016

8051 A Register

Accumulator

 8051 A Register
  • Called as Accumulator or ACC or A Register.
  • Address: 0xE0.
  • Size: 8-bit.
  • Bit and Byte addressable.
  • Holds the results of many arithmetic and logical operations of 8051.
  • Used as general register to store the results of a large number of instructions.
  • Used for all mathematical operations.
  • Used for data transfer operations between CPU and any external memory.



Related topics:
8051 Registers   |   8051 Program Counter   |   8051 R Registers   |   8051 SFR   |   8051 P Registers   |   8051 Stack   |   8051 Stack Pointer   |   8051 Data Pointer   |   8051 PCON Register   |   8051 TCON Register   |   8051 TMOD Register   |   8051 Timer Registers   |   8051 SCON Register   |   8051 SBUF Register   |   8051 IE Register   |   8051 IP Register   |   8051 PSW Register   |   8051 B Register

List of topics: 8051

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