A 3-letter opcode for the 6502 processor. A frequently used operation, this opcode stores an 8-bit value, that is held by the Y register, somewhere in memory (RAM).

Back to the 6502 opcodes metanode

1. A pigpen.

2. A swelling on an eyelid.

3. A 6502 instruction that stores register Y at a given memory location.

  • Function: Y => N
  • Updates flags: none
  • Opcode numbers:
    dp    $84
    abs   $8C
    d,x   $94

Similar: LDY | STA | STX
See also: 6502 instructions | 6502 addressing modes

Sty (?), n.; pl. Sties (). [Written also stigh.] [AS. stigu, fr. stigan to rise; originally, probably, a place into which animals climbed or went up. 164. See Sty, v. i., and cf. Steward.]


A pen or inclosure for swine.


A place of bestial debauchery.

To roll with pleasure in a sensual sty. Milton.


© Webster 1913.

Sty, v. t. [imp. & p. p. Stied (?); p. pr. & vb. n. Stying (?).]

To shut up in, or as in, a sty.



© Webster 1913.

Sty, v. i. [OE. stien, stien, AS. stigan to rise; akin to D. stijgen, OS. & OHG. stigan, G. steigen, Icel. stiga, Sw. stiga, Dan. stige, Goth. steigan, L. vestigium footstep, Gr. to walk, to go, Skr. stigh to mount. Cf. Distich, Stair steps, Stirrup, Sty a boil, a pen for swine, Vestige.]

To soar; to ascend; to mount. See Stirrup.


With bolder wing shall dare aloft to sty, To the last praises of this Faery Queene. Spenser.


© Webster 1913.

Sty, n. [For older styan, styanye, understood as sty on eye, AS. stigend (sc. e�xa0;ge eye), properly, rising, or swelling (eye), p.p. of stigan to rise. See Sty, v. i.] Med.

An inflamed swelling or boil on the edge of the eyelid.

[Written also stye.]


© Webster 1913.

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