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ORA

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Revision as of 20:00, 13 July 2023 by Xetheria (talk | contribs) (made basic info table shorter)
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Basic Info
Addressing Mode Opcode Length Speed
immediate 09 2 bytes 2 cycles
absolute 0D 3 bytes 4 cycles
absolute long 0F 4 bytes 5 cycles
direct page 05 2 bytes 3 cycles
direct page indirect 12 2 bytes 5 cycles
direct page indirect long 07 2 bytes 6 cycles
absolute indexed by X 1D 3 bytes 4 cycles
absolute long indexed by X 1F 4 bytes 5 cycles
absolute indexed by Y 19 3 bytes 4 cycles
direct page indexed by X 15 2 bytes 4 cycles
direct page indexed indirect by X 01 2 bytes 6 cycles
direct page indirect indexed by Y 11 2 bytes 5 cycles
direct page indirect long indexed by Y 17 2 bytes 6 cycles
stack relative 03 2 bytes 4 cycles
stack relative indirect indexed by Y 13 2 bytes 7 cycles
Flags Clobbered
N V M X D I Z C
. . . . . .

ORA is a 65x instruction that performs a logical OR.

See Also

External Links