The COMPID1 Register characteristics are:
Indicates that the identification registers are present, and also indicates the component class.
Present in all configurations.
Figure 3.48 shows the COMPID1 Register bit assignments.
Table 3.49 shows the COMPID1 Register bit assignments.
Contains bits [11:8] of the component identification.
Class of the component. For example, ROM table, CoreSight component constitutes bits [15:12] of the component identification.