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JSR: Difference between revisions
From SnesLab
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=== See Also === | === See Also === | ||
* [[JSL]] | * [[JSL]] | ||
=== External Links === | |||
* [[Eyes & Lichty]] page on JSR: https://archive.org/details/0893037893ProgrammingThe65816/page/n487 | |||
[[Category:ASM]] | [[Category:ASM]] | ||
[[Category:Inherited from 6502]] | [[Category:Inherited from 6502]] | ||
Revision as of 22:38, 15 May 2023
JSR (Jump to Subroutine) is a 65x instruction that transfers control to a subroutine.
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Addressing Mode | Opcode | Length | Speed | ||||
| absolute | 20 | 3 bytes | 6 cycles | ||||
| absolute indexed indirect | FC | 3 bytes | 8 cycles | ||||
| absolute long | 22 | 4 bytes | 8 cycles | ||||
| Flags Clobbered | ||||||||
|---|---|---|---|---|---|---|---|---|
| N | V | M | X | D | I | Z | C | |
| . | . | . | . | . | . | . | . | |