Crossware

Table of Contents        Previous topic       Next topic       

MICROPROCESSOR INSTRUCTION REFERENCE->NEG

NEG     Negate accumulator

A <- 0 - A   (Two's complement)



Flags
    
SSet if result -ve, else cleared
ZSet if result zero, else cleared
HSet if half carry, else cleared
P/VSet if A was &80, else cleared
NSet always
CSet if A was not 0, else cleared

    
No ofMTusec @
bytescyclesstates2 MHz
    
2284