Example 1 - 1.0 English

Dynamic Function eXchange Decoupler LogiCORE IP Product Guide (PG375)

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1.0 English

The following figure shows a decoupler for an AXI4-Slave interface which requires no clock domain crossing.

Figure 1. Example 1 With No Clock Domain Crossing

The following figure shows the same example, but with a three-stage clock domain crossing synchronizer. Because there is no AXI clock in this example, a reference clock for the control interface is automatically included.

Figure 2. Example 1 With Three Stages of Clock Domain Crossing