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TAY: Difference between revisions

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(snes9x implementation)
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{| class="wikitable" style="float:right;clear:right;width:30%"
{| class="wikitable" style="float:right;clear:right;width:30%"
!colspan="8"|Flags Clobbered
!colspan="8"|Flags Affected
|+
|+
|N
|N
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|.
|.
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{| class="wikitable" style="float:right;clear:right;width:40%"
!colspan="3"|Instruction Behavior
|+
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|'''8-bit accumulator (m=1)'''
|'''16-bit accumulator (m=0)'''
|+
|'''8-bit index registers (x=1)'''
|8 bits are transferred
|8 bits are transferred (low byte of accumulator)
|+
|'''16-bit index registers (x=0)'''
|16 bits are transferred
|16 bits are transferred
|}
|}



Revision as of 04:49, 18 June 2023

TAY is a 65x instruction that transfers the value of the accumulator to the Y index register.

Basic Info
Addressing Mode Opcode Length Speed
implied A8 1 byte 2 cycles
Flags Affected
N V M X D I Z C
. . . . . .
Instruction Behavior
8-bit accumulator (m=1) 16-bit accumulator (m=0)
8-bit index registers (x=1) 8 bits are transferred 8 bits are transferred (low byte of accumulator)
16-bit index registers (x=0) 16 bits are transferred 16 bits are transferred

See Also

External Links