C10.67 ETM Peripheral Identification Register 1

The TRCPIDR1 characteristics are:

Provides information to identify a trace component.
Usage constraints
  • Only bits[7:0] are valid.
  • Accessible only from the external debug interface, offset 0xFE4.
Available in all implementations.

TRCPIDR1 is a 32-bit RO management register.

See C10.1 ETM register summary.

Figure C10-64 TRCPIDR1 bit assignments
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Reserved, res0.

DES_0, [7:4]
0xBARM Limited. This is bits[3:0] of JEP106 ID code.
Part_1, [3:0]
0x9Most significant four bits of the ETM trace unit part number.
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