Mitsubishi MELSEC-Q Series Programming Manual page 149

Program Example
(1) In the following program, the output of Y10 is inverted when X9 turns ON.
[Structured ladder]
[ST]
FF(X9,Y10);
[Timing chart]
X9 OFF
Y10 OFF
(2) In the following program, b10 (bit 10) of D10 is inverted when X0 turns ON.
[Structured ladder]
[ST]
FF(X0,D10.A);
[Timing chart]
X0
OFF
b10 of D10
ON
ON
ON
0 1 0
5.3 Output Instructions
5.3.9 Bit device output inversion
FF
5
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