TSB                       TSB Test and Set Bit                        TSB

 65816 only!
                                                        N V M X D I Z C
  Operation:  A V W -> W                                . . . . . . / .

  +----------------+-----------------------+---------+---------+----------+
  | Addressing Mode| Assembly Language Form| OP CODE |No. Bytes|No. Cycles|
  +----------------+-----------------------+---------+---------+----------+
  | Absolute       |   TSB $FFFF           |   $0C   |    3    |    4     |
  | Direct Page    |   TSB $FF             |   $04   |    2    |    3     |
  +----------------+-----------------------+---------+---------+----------+
  For penalty cycles on the 65816, check the desired addressing mode.