13.3.11. Device Type Identifier Register

The TPIU_DEVTYPE characteristics are:


Provides a debugger with information about the component when the Part Number field is not recognized. The debugger can then report this information.

Usage Constraints

There are no usage constraints.


Available in all configurations.


See Table 13.1.

Figure 13.12 shows the TPIU_DEVTYPE bit assignments.

Figure 13.12.  TPIU_DEVTYPE bit assignments

To view this graphic, your browser must support the SVG format. Either install a browser with native support, or install an appropriate plugin such as Adobe SVG Viewer.

Table 13.12 shows the TPIU_DEVTYPE bit assignments.

Table 13.12. TPIU_DEVTYPE bit assignments

[7:4]Sub type

Identifies the classification of the debug component:


Indicates this device is a trace sink and specifically a TPIU.

[3:0]Major type

Copyright © 2014-2016, 2018 Arm. All rights reserved.ARM DDI 0489F