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8051 Microcontroller (Internals, Instructions, Programming and Interfacing)
book

8051 Microcontroller (Internals, Instructions, Programming and Interfacing)

by Subrata Ghosal
May 2024
Intermediate to advanced content levelIntermediate to advanced
503 pages
17h 2m
English
Pearson India
Content preview from 8051 Microcontroller (Internals, Instructions, Programming and Interfacing)
APPENDIX C
MCS®-51 PROGRAMMER’S GUIDE AND INSTRUCTION SET
INSTRUCTION DEFINITIONS
ACALL addr11
Function: Absolute Call
Description: ACALL unconditionally calls a subroutine located at the indicated address.  e
instruction increments the PC twice to obtain the address of the following instruction,
then pushes the 16-bit result onto the stack (low-order byte fi rst) and increments the
Stack Pointer twice.  e destination address is obtained by successively concatenat-
ing the fi ve high-order bits of the incremented PC, opcode bits 7-5, and the second
byte of the instruction.  e subroutine called must therefore start within the same 2K
block ...
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Publisher Resources

ISBN: 9781282655034Publisher Website