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AN0012 - SPU input and output DMA

The second generation AURIX™ offers enormous computing power and fast responsive real-time behavior. It also supports low-, mid-, and high-end Radar applications. To ensure the fastest signal processing capabilities ahigh-performance signal processing unit (SPU) is integrated. This document describes the input and output direct access memory (DMA) mechanism of the SPU using second generation AURIX™. This application note is applicable for all second generation AURIX™ devices with at least one SPU instance available. (TC39x, TC35x, TC33x).

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• 03/03/2026