When used in combinaton with [[:Category:AxelUltra|AxelUltraAxel Ultra]], DACU requires the use of [[AxelEVB-Lite]] acting as adaptation board. The overall system looks like the following picture and it is composed by
* Axel Ultra SOM
* AxelEVB-Lite
* Dacu carrier board.
The following figure shows the system block diagram: