S3F84B8_UM_REV 1.00 6 INSTRUCTION SET
6-68
6.3.55 RCF — RESET CARRY FLAG
RCF RCF
Operation: C 0
The carry flag is cleared to logic zero, regardless of its previous value.
Flags: C: Cleared to “0”.
No other flags are affected.
Format:
Bytes Cycles Opcode
(Hex)
opc 1 4 CF
Example: Given C = “1” or “0”:
The instruction RCF clears the carry flag (C) to logic zero.