A 6502 instruction that performs a bitwise OR operation.
  • Function: A | M => A
  • Updates flags: S Z . . . . . .
  • Opcode numbers:
    (d,x) $01
    dp    $05
    imm   $09
    abs   $0D
    (d),y $11
    d,x   $15
    a,y   $19
    a,x   $1D
    

See also: 6502 instructions | 6502 addressing modes