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Y Index Register

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Revision as of 05:41, 20 December 2023 by Xetheria (talk | contribs) (added SPC700 ref)
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The Y Index Register exists on 65x processors and often holds the current index when iterating over things.

On the S-SMP it is always 8 bits wide. On the 65c816, it may be 8 or 16 bits wide.

Unlike the X index register, there are no instructions to transfer value of the stack pointer to/from Y.

See Also

Reference