3.4.19 CIDR1

Component identification register 1. Returns byte[1] of the component ID. The CIDR1 register is part of the set of component identification registers.

The CIDR1 register characteristics are:

Usage constraintsThere are no usage constraints.
ConfigurationsThere is only one configuration.
Attributes
Offset0xFF4
TypeRead-only
Reset0xF0
Width32

The following figure shows the bit assignments.

Figure 3-24 CIDR1 register bit assignments
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The following list shows the register bit assignments.

[7:4] CLASSComponent class.
[3:0] PRMBL_1Preamble 1.
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