This EE-Note explains how you use the VisualDSP++® Expert DAI plug-in to configure the signal routing unit (SRU) in ADSP-2126x, ADSP-2136x, ADSP-2137x, and ADSP-214xx SHARC® processors. The Expert DAI plug-in simplifies the task of generating the C and/or assembly code that is used to program the SRU. The Expert DAI plug-in associated with this EE-Note can be used with the VisualDSP++® 6.2 and higher versions.