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Transcript
SEC Set carry flag C=1 This instruction is used to set the carry flag. This instruction should be used to set the carry flag prior to a subtraction unless the carry flag has been deliberately left as a 'borrow' from a previous subtraction. Processor Status after use C (carry flag): set Z (zero flag): not affected I (interrupt disable): not affected D (decimal mode flag): not affected B (break command): not affected V (overflow flag): not affected N (negative flag): not affected Addressing mode Bytes used Cycles implied 1 2 Example: Explicit setting of the carry flag SEC \ C=l 89
