Toshiba T2N - Manual (Page 156)

2. User Program Configuration
User's manual 143
2.3.1
Main Program
The main program is the portion which is the core of the user program
and is always executed every scan.
The main program must be ended by an END instruction.
Although instructions may be present after the END instruction, these
portions will not be executed. (However, they count in the number of
steps used)
(Example of Main Program Configuration)
(Ladder diagram block)
Block 1
Block 10
Block 11
Block 20
(SFC block)
(Ladder diagram block)
(SFC block)