You can specify pin values manually with the Inspector. However, the data can be transferred from the output pin of one node to the input pin of another node. This is the core idea of XOD programming.
The simplest source of output values is a constant node. Its output value never changes during the program execution. Although, while programming you can set its value as usual, with the Inspector.
xod/coreand add it to the patch.
VALoutput pin with an input of another node. To do this, simply click on the
VALpin and then on the destination pin. You will then see a green line connecting the two pins. This line is called a link.