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13.8.12. Trace ID Register

The TRCTRACEIDR characteristics are:


Sets the trace ID for instruction trace.

Usage constraints
  • You must always program this register as part of trace unit initialization.

  • Accepts writes only when the trace unit is disabled.


Available in all configurations.


TRCTRACEIDR is a 32-bit RW trace register.

See the register summary in Table 13.3.

Figure 13.14 shows the TRCTRACEIDR bit assignments.

Figure 13.14. TRCTRACEIDR bit Assignments

Figure 13.14. TRCTRACEIDR bit Assignments

Table 13.15 shows the TRCTRACEIDR bit assignments.

Table 13.15. TRCTRACEIDR bit assignments
[31:7]-Reserved, res0.

Trace ID value.When only instruction tracing is enabled, this provides the trace ID.

The TRCTRACEIDR can be accessed through the internal memory-mapped interface and the external debug interface, offset 0x040.