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MICROPROCESSOR INSTRUCTION REFERENCE->ADDD

Add Memory to Double Accumulator

Compatibility: 6803, 6303R, 6303X, 6303Y

A:B + M:(M+1) -> A:B

Condition Code Register

C  Set if carry generated, else cleared
V  Set on overflow, else cleared
Z  Set if result zero, else cleared
N  Set if result negative, else cleared
I  Not affected
H  Not affected

    

Addressing mode	op	cyc	bytes	Assembler syntax
Immed.:	C3	3	3	ADDD #<exprn.>
Direct:	D3	4	2	ADDD <exprn.>
Index :	E3	5	2	ADDD <exprn.>,X
Extend:	F3	5	3	ADDD <exprn.>