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STA: Difference between revisions

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'''STA''' (Store Accumulator) is a 65x instruction that stores the value of the [[accumulator]].
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!colspan="8"|Basic Info
!colspan="8"|Basic Info
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'''STA''' (Store Accumulator) is a 65x instruction that stores the value of the [[accumulator]].


=== See Also ===
=== See Also ===

Revision as of 03:31, 13 July 2023

Basic Info
Addressing Mode Opcode Length Speed
absolute 8D 3 bytes 4 cycles
absolute long 8F 4 bytes 5 cycles
direct page 85 2 bytes 3 cycles
direct page indirect 92 2 bytes 5 cycles
direct page indirect long 87 2 bytes 6 cycles
absolute indexed by X 9D 3 bytes 4 cycles
absolute long indexed by X 9F 4 bytes 5 cycles
absolute indexed by Y 99 3 bytes 4 cycles
direct page indexed by X 95 2 bytes 4 cycles
direct page indexed indirect by X 81 2 bytes 6 cycles
direct page indirect indexed by Y 91 2 bytes 5 cycles
direct page indirect long indexed by Y 97 2 bytes 6 cycles
stack relative 83 2 bytes 4 cycles
stack relative indirect indexed by Y 93 2 bytes 7 cycles
Flags Clobbered
N V M X D I Z C
. . . . . . . .

STA (Store Accumulator) is a 65x instruction that stores the value of the accumulator.

See Also

External Links