SMB1         Set bit 1 of indicated address                          SMB1


 4510 Versions:

  Operation:  M(1) <- 1                 N V - B D I Z C
                                        . . . . . . . .

  +----------------+-----------------------+---------+---------+----------+
  | Addressing Mode| Assembly Language Form| OP CODE |No. Bytes|No. Cycles|
  +----------------+-----------------------+---------+---------+----------+
  |  ZeroPage      |   SMB1 $FF            |   $97   |    2    |    ?     |
  +----------------+-----------------------+---------+---------+----------+