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Section 2 Programming Languages
2-6-5 Continuous operation of SFC
When compilation is performed using SFC step or action flag as retain variable with D300win, SFC step flag or action flag is
assigned to the retain memory.
This operation enables SFC program to continuously run at warm start of the CPU.
<Operation of D300win>
1) On the “Memory allocation setting” dialog box, click the [Extended setting(A)...] button. The “Extended setting” dialog box
opens.
“Extended setting” dialog box
2) For warm start, if you want to start from the step at which the system was turned off, check “Step/action of SFC is assumed
to be retain variable.”