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XGDY
Operation:
(D)
Description:
Exchanges the content of double accumulator D and the content of index
register Y. For compatibility with the M68HC11, the XGDY instruction is
translated into an EXG D,Y instruction by the assembler.
Condition Codes and Boolean Formulas:
S
–
None affected.
Addressing Modes, Machine Code, and Execution Times:
Source Form
XGDY translates to...
EXG D,Y
MOTOROLA
6-216
Exchange Double Accumulator
and Index Register Y
⇔
(Y)
X
H
I
N
Z
–
–
–
–
–
Address Mode
INH
INSTRUCTION GLOSSARY
V
C
–
–
Object Code
B7 C6
XGDY
Cycles
Access Detail
1
P
CPU12
REFERENCE MANUAL
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