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13.8.11. Cycle Count Control Register

The TRCCCCTLR characteristics are:

Purpose

Sets the threshold value for cycle counting.

Usage constraints
  • Accepts writes only when the trace unit is disabled.

  • Must be programmed if TRCCONFIGR.CCI==1.

  • Minimum value that can be programmed is defined in TRCIDR3.CCITMIN.

Configurations

Available in all configurations.

Attributes

See the register summary in Table 13.3.

Figure 13.13 shows the TRCCCCTLR bit assignments.

Figure 13.13. TRCCCCTLR bit assignments

Figure 13.13. TRCCCCTLR bit assignments

Table 13.14 shows the TRCCCCTLR bit assignments.

Table 13.14. TRCCCCTLR bit assignments
BitsNameFunction
[31:12]-Reserved, res0.
[11:0]THRESHOLDInstruction trace cycle count threshold.

The TRCCCCTLR can be accessed through the external debug interface, offset 0x038.

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