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XBA: Difference between revisions

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'''XBA''' is an instruction that exchanges the high byte (B) and low byte (typically called A) of the [[C accumulator]].  It works even in [[6502 emulation mode]].  In [[65816 native mode]], its mnemonic is still "XBA" even when the accumulator is 16-bits wide.
'''XBA''' is an instruction that exchanges the high byte (B) and low byte (typically called A) of the [[C accumulator]].  It works even in [[6502 emulation mode]].  In [[65816 native mode]], its standard mnemonic is still "XBA" even when the accumulator is 16-bits wide. An alternative mnemonic is "SWA."


=== See Also ===
=== See Also ===

Revision as of 20:36, 22 November 2023

Basic Info
Addressing Mode Opcode Length Speed
Implied (type 1) EB 1 byte 3 cycles
Flags Affected
N V M X D I Z C
. . . . . .

XBA is an instruction that exchanges the high byte (B) and low byte (typically called A) of the C accumulator. It works even in 6502 emulation mode. In 65816 native mode, its standard mnemonic is still "XBA" even when the accumulator is 16-bits wide. An alternative mnemonic is "SWA."

See Also

External Links