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TRB: Difference between revisions

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[[Category:ASM]]
[[Category:ASM]]
[[Category:Read-Modify-Write Instructions]]

Revision as of 21:00, 2 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