wpf trouble using dependency properties in a UserControl

Question

I made a UserControl that is meant to be updated once every few seconds with data from a serial port. This UserControl should be very simple, consisting of a Label for a fi

Answer 1

Turns out that in the XAML for the user control, the binding was incorrectly specified.

Originally it was:

But I had not specified the element to which fieldValue belongs. It should be (assuming my user control is named "LF":