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MICROPROCESSOR INSTRUCTION REFERENCE->SBA

SBA    Subtract Accumulator B from Accumulator A


This is a 6800 opcode which is translated into:

         PSHS B
         SUBA ,S+

Condition Code Register:

H  Undefined
N  Set if result Negative, else cleared
Z  Set if result Zero, else cleared
V  Set on overflow, else cleared
C  Set if Borrow, else cleared

    
Addressing modeNo of cyclesNo of bytes
Implied94