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MICROPROCESSOR INSTRUCTION REFERENCE->STX

STX    Store Index Register X

Xmsb -> M, Xlsb -> (M+1)

Condition Code Register:

C  Not affected
V  Reset Always
Z  Set if result Zero, else cleared
N  Set if bit 15 = 1
I  Not affected
H  Not affected


    
Addressing modeAssembler syntax
Direct:STX <exprn.>
Index X:STX <exprn.>,X
Index Y:STX <exprn.>,Y
Extend:STX <exprn.>