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RR IX
RR IY     Rotate Right Through Carry     Rabbit 2000/3000/4000/5000 Instruction

Opcode	Instruction	Operation
DD FC	RR IX	{IX,CF} = {CF,IX}
FD FC	RR IY	{IY,CF} = {CF,IY}

Clocks	8-Bit Access	16-Bit Unaligned	16-Bit Aligned
Rabbit 2000/3000/4000	4	n/a	n/a
Rabbit 5000	4	4	2

Flags				ALTD			IOI/IOE
S	Z	L/V	C	F	R	SP	S	D
·	·	L	·	·

Description

Rotates to the right with the C flag the data in IX or IY. Bit 0 moves to the C flag, bits 1 through 15 move to the next lowest-order bit position, and the C flag moves to bit 15. See Figure 9 for an illustration.