App - 15
APPENDICES
(5) Program branch instructions
(6) Program execution control instructions
(7) I/O refresh instruction
Classification Symbol Description
Jump
• Causes a jump to Pn when the input condition is met.
• Causes a jump to Pn beginning with the scan after the one in which
the input condition is met.
• Causes a jump to Pn unconditionally.
• Causes a jump to the END instruction when the input condition is
met.
Classification Symbol Description
Interrupt disable • Disables execution of interrupt programs.
Interrupt enable • Cancels the execution disabled status for interrupt programs.
Interrupt disable/
enable setting
• Disables or enables execution of individual interrupt programs.
Return • Returns from the interrupt program to the sequence program.
Classification Symbol Description
I/O refresh • Executes partial refresh for the specified I/O part in a scan.
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