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## 9.4 Integrated Coupling Adapter Short Reach 

This section describes implementation of couplink links using the Integrated Coupling Adapter Short Reach (ICA SR) feature. 

## 9.4.1 ICA SR: Implementation 

The CHPID type (CS5) was introduced with the z13 and uses a PCIe-Gen3 fanout feature named Integrated Coupling Adapter FC 0172. 

The definition of this CF link is an example that it is part of the activity Define CF/STP link shown in Figure 1-3 on page 5. 

