INW                   INW Increment 16bit memory by one                 INW

  Operation:  M16 + 1 -> M16                            N V - B D I Z C
                                                        / . . . . . / .

 4510 Versions:

  +----------------+-----------------------+---------+---------+----------+
  | Addressing Mode| Assembly Language Form| OP CODE |No. Bytes|No. Cycles|
  +----------------+-----------------------+---------+---------+----------+
  |  ZeroPage      |   INW $FF             |   $E3   |    2    |    ?     |
  +----------------+-----------------------+---------+---------+----------+