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Example - Ladder Diagram

FF Example​


The FF instruction inverts the bit of the BOOL data register, D.

Ladder Diagram Example​


When the contact, M0.0, is powered OFF (0), the bit value of the data register, M10.0, is 0.



The bit value of the data register, D, is 0.



When the contact, M0.0, is powered ON (1), the bit value of the data register, M10.0, is 1.



The bit value of the data register, M10.0, is 1.