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HCS12 Datasheet(PDF) 375 Page - Freescale Semiconductor, Inc

Part # HCS12
Description  HCS12 Microcontrollers
PDF  452 Pages
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Manufacturer  FREESCALE [Freescale Semiconductor, Inc]
Direct Link  http://www.freescale.com
Logo FREESCALE - Freescale Semiconductor, Inc

HCS12 Datasheet(HTML) 375 Page - Freescale Semiconductor, Inc

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S12CPUV2 Reference Manual, Rev. 4.0
Freescale Semiconductor
375
A.1 Introduction
This appendix provides quick references for the instruction set, opcode
map, and encoding.
Figure A-1. Programming Model
Reference Manual — S12CPUV2
Appendix A. Instruction Reference
7
15
15
15
15
15
D
X
Y
SP
PC
AB
N
SX H I
Z V C
0
0
0
0
0
0
7
0
CONDITION CODE REGISTER
8-BIT ACCUMULATORS A AND B
16-BIT DOUBLE ACCUMULATOR D
INDEX REGISTER X
INDEX REGISTER Y
STACK POINTER
PROGRAM COUNTER
OR
STOP DISABLE (IGNORE STOP OPCODES)
RESET DEFAULT IS 1
CARRY
OVERFLOW
ZERO
NEGATIVE
MASK (DISABLE) IRQ INTERRUPTS
HALF-CARRY
(USED IN BCD ARITHMETIC)
MASK (DISABLE) XIRQ INTERRUPTS
RESET OR XIRQ SET X,
INSTRUCTIONS MAY CLEAR X
BUT CANNOT SET X



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