STA: Difference between revisions

Revision as of 20:57, 19 November 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 Affected
N	V	M	X	D	I	Z	C
.	.	.	.	.	.	.	.

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

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