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MICROPROCESSOR INSTRUCTION REFERENCE->TSTB

TSTB    Test Accumulator B, zero or minus

B - 00

Condition Code Register:

C  Reset Always
V  Reset Always
Z  Set if result Zero, else cleared
N  Set if result Negative, else cleared
I  Not affected
H  Not affected


    
Addressing modeAssembler syntax
Implied:TSTB