Cortex-M3 Technical Reference Manual Revision r2p1
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10.3.6. TraceEnable Control 1 Register, ETMTECR1

The ETMTECR1 characteristics are:

Purpose

Enables the start/stop logic used for trace enable.

Usage constraints

There are no usage constraints.

Configurations

This register is only available if the processor is configured to use the ETM.

Attributes

See the register summary in Table 10.6.

Figure 10.5 shows the ETMTECR1 bit assignments.

Figure 10.5. ETMTECR1 bit assignments

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Table 10.10 shows the ETMTECR1 bit assignments.

Table 10.10. ETMTECR1 bit assignments

Bits

Name

Function

[31:26]-Reserved.

[25]

Trace control enable

Trace start/stop enable. The possible values of this bit are:

0

Tracing is unaffected by the trace start/stop logic.

1

Tracing is controlled by the trace on and off addresses configured for the trace start/stop logic.

The trace start/stop resource, resource 0x5F, is unaffected by the value of this bit.

[24:0]

-Reserved.

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