This is the ONE SHOT button start an Output . As you could see from the images we use only one input , one output, and 2 auxiliary M.
When pressing once the input the auxiliary M0.1 is on mommentarily making output Q locked ON. Releasing the Button doesn't change anything. Pressing again the Button the auxililiary M0.1 is mommentarily on again, making the Q output to be deenergised. Releasing the Button doesn't change anything. Simple as it is , can be implemented in any PLC type (Here PLC S7300)
You could download the images and the example code HERE
It is your responsibility to use the example code properly in your applications
