SWCU192 November 2021 CC1312R7 , CC1352P7 , CC2652P7 , CC2652R7
The Arm® Cortex®-M4F TPIU acts as a bridge between the on-chip trace data from the embedded trace macrocell (ETM) and the instrumentation trace macrocell (ITM), with separate IDs, to a data stream. The TPIU encapsulates IDs where required, and the data stream is then captured by a trace port analyzer (TPA).
There are two configurations of the TPIU: