2.2 Interfaces

The CCI-550 has several interfaces to connect it to a wider system.

The following figure shows the CCI-550 interfaces.
Figure 2-1 CCI-550 interfaces
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All master and slave interfaces are numbered from 0, and the following table shows how many interfaces the CCI-550 can have.


You can have a minimum of two and a maximum of seven slave interfaces.

Table 2-1 Permitted CCI-550 interfaces

Interface type
Number of interfaces permitted by the CCI-550
  Minimum Maximum
ACE slave.
ACE-Lite + DVM slave.
AXI4 master, to memory.
AXI4 master, to system.
1 3
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