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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.

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Table 13.14 shows the TRCCCCTLR bit assignments.

Table 13.14. TRCCCCTLR bit assignments
Bits Name Function
[31:12] - Reserved, res0.
[11:0] THRESHOLD Instruction trace cycle count threshold.

The TRCCCCTLR can be accessed through the internal memory-mapped interface and the external debug interface, offset 0x038.

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