We've just updated MediaWiki and its underlying software. If anything doesn't look or work quite right, please mention it to us. --RanAS

TRB: Difference between revisions

From SnesLab
Jump to: navigation, search
(added Labiak page)
(snes9x implementation)
Line 48: Line 48:
* [[Eyes & Lichty]] page on TRB: https://archive.org/details/0893037893ProgrammingThe65816/page/n539
* [[Eyes & Lichty]] page on TRB: https://archive.org/details/0893037893ProgrammingThe65816/page/n539
* [[Labiak]] page on TRB: https://archive.org/details/Programming_the_65816/page/n204
* [[Labiak]] page on TRB: https://archive.org/details/Programming_the_65816/page/n204
* snes9x implementation of TRB: https://github.com/snes9xgit/snes9x/blob/master/cpuops.cpp#L1338


[[Category:ASM]]
[[Category:ASM]]
[[Category:Read-Modify-Write Instructions]]
[[Category:Read-Modify-Write Instructions]]
[[Category:65c02 additions]]
[[Category:65c02 additions]]

Revision as of 20:49, 17 May 2023

TRB (Test and Reset Bits) is a 65c816 instruction that tests and resets bits.

Basic Info
Addressing Mode Opcode Length Speed
absolute 1C 3 bytes 6 cycles
direct page 14 2 bytes 5 cycles
Flags Clobbered
N V M X D I Z C
. . . . . . .

See Also

External Links