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LDY
Category
Reference/6502 Programming/Assembly

Topic
LDY - LoaD Y register

Affects Flags: S Z

Loads a memory byte (or an immediate value) into the Y register.

Examples
LDY #$00 Y register will be equal to zero
LDY $FF19 Y registrer will be equal to whatever the value of memory location $FF19 is

Opcodes
Addressing modeSyntaxOpcodeBytesCycles
Immediate addressing modeLDY #$44$A022
Zero PageLDY $44$A423
Zero Page,XLDY $44,X$B424
Absolute addressing modeLDY $4400$AC34
Absolute,XLDY $4400,X$BC34+


+ add 1 cycle if page boundary crossed


See Also
LDX, LDA 



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