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ROR (SPC700)

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Basic Info
Addressing Mode Opcode Length Speed
Accumulator 7C 1 byte 2 cycles
6B 2 bytes 4 cycles
7B 2 bytes 5 cycles
6C 3 bytes 5 cycles
Flags Clobbered
N V P B H I Z C
. . . . .

ROR is an SPC700 instruction that rotates its operand one bit to the right. The old value of the carry flag is rotated into the most significant bit. The least significant bit is rotated into the carry flag.

The official manual has the bit shift operators for ROR pointing the wrong way.

See Also

External Links