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MICROPROCESSOR INSTRUCTION REFERENCE->RRD

RRD    Rotate right decimal memory location addressed by HL and accumulator

(HL) high nibble ->  (HL) low nibble
Acc. low nibble  ->  (HL) high nibble
(HL) low nibble  ->  Acc. low nibble


Flags
    
SSet if result -ve, else cleared
ZSet if result zero, else cleared
HCleared
P/VSet if parity even, else cleared
NCleared
CNot affected
    

No ofMTusec @
bytescyclesstates2 MHz
    
25189