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How can i read DI states if task timing is Change Detection and no change states of lines?

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How can i read the di port lines after Start Task without closing and re-opening the task if Task Timing is Change Detection and no change states of lines? For example it is necessary to get the initial state of lines without loss of any state!!!
See attached example! -> When I push the "Read DI Lines" button i would like to be able to READ DI LINES EVEN IF NO CHANGE ON DI LINES!
There could be one option: The possibility of an event generating programmatically that is equivalent to a Change Detection Event. That would be the most correct solution.
 
This should be a basic opportunity...

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