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MICROPROCESSOR INSTRUCTION REFERENCE->ADDA

Add Memory to Accumulator A

Compatibility: 6800, 6802, 6803, 6303R, 6303X, 6303Y

A + M -> A

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  Set if carry from bit 3 else cleared

    

Addressing mode	op	cyc	bytes	Assembler syntax
Immed.:	8B	2	2	ADDA #<exprn.>
Direct:	9B	3	2	ADDA <exprn.>
Index :	AB	4	2	ADDA <exprn.>,X
Extend:	BB	4	3	ADDA <exprn.>