How can I change the parameters of a functional block (i.e. BLINK, TON, TOFF, TP) from the front panel of the PR200 or through a variable in akYtec ALP?

To write to or read from a functional block, it is necessary to use the blocks 'WriteToFB' or 'ReadFromFB', respectively. You can find these blocks on the toolbar ‘Insert’.

You may refer to the following video to see instructions on how to use these tools: