3.5.59. Claim Tag Clear Register, ETMCLAIMCLR

The ETMCLAIMCLR register characteristics are:


Used to:

  • clear bits in the claim tag to 0

  • find the current value of the claim tag.

Usage constraints

There are no usage constraints.


This register is only available in ETMv3.2 or later.


See the register summary in Table 3.3 and Reset behavior.

Figure 3.53 shows the ETMCLAIMCLR register bit assignments.

Figure 3.53. ETMCLAIMCLR register bit assignments

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Table 3.68 shows the ETMCLAIMCLR register bit assignments.

Table 3.68. ETMCLAIMCLR register bit assignments


Version [a]



On reads, returns the current claim tag value.

On writes, a 1 in a bit position causes the corresponding bit in the claim tag value to be cleared to 0.

On an ETM reset this field is cleared to 0x00.

[a] The first ETM architecture version that defines the field.

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