Table of Contents        Previous topic       Next topic       

MICROPROCESSOR INSTRUCTION REFERENCE->NEGA

Negate (twos complement) Accumulator A

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

00 - A -> A

Condition Code Register

C  Set if result not equal to zero, else cleared
V  Set if result equals %1000000, 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
Implied:	40	1	1	NEGA

(Sometimes more cycles)