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67A1: Condition: Flag Is Zero
Passes when the flag byte selected by the parameter is zero.
Input
B Flag number
FlagZero 67A1 CALL FlagAddress Call FlagAddress to point at the flag.
67A4 LD A,(HL) Pass when the flag is zero.
67A5 OR A
67A6 RET Z
67A7 JR RejectCondition Jump to RejectCondition to reject this bytecode condition.
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