132 Incorporation of C-Functions as CoDeSys Library WAGO-I/O-SYSTEM 750758-874/000-110 WAGO-I/O-IPC-C6ManualVersion 2.3.012.1.4 Creating an IEC LibraryIn order to be able to use the incorporated library within CoDeSys libraryfunctions, the function prototypes must be stored in an external CoDeSys library.To do this, proceed as follows:1. Open a new CoDeSys project by selecting File > New in the menu bar.2. In the window "Target Settings", select "None" and click on the [OK]button.Figure 62: "Target Settings" window3. Make the settings listed in the "New POU" window (see figure below). Thename of the POU must be the same as that of the previously created C file.In doing so, pay attention to upper and lower case letters.Figure 63: "New POU" window