The Clock Regions window allows easy selection of the clock regions. When you select a clock region in the Clock Regions window, the related I/O banks and regional clock resources are highlighted in the Package and Device windows, as shown in the following figure.
Figure 1. Clock Regions Window
When clock regions are highlighted, you can click the Clock Region Properties tab to view the properties for the selected clock region. In the Clock Region Properties window, you can:
- Select the Statistics view to display the resource statistics available within the clock region as well as the logic content of the selected clock region.
- Select the Resources view to locate device clock resources for logic assignment, as shown in the following figure.
Note: When you select an object in the Clock Regions Properties window, the object is cross-selected in another open window, such as the Device window. By tiling the windows it is possible to see both the Device and Package windows simultaneously.
Figure 2. Clock Region Properties—Resources View