3.3.1 Identification Register

This register is used to identify the Access Port.

The IDR characteristics are:

Usage constraints
The value of this register is 0x0476_2000.
Configurations
Available in the ADIv5.2 variant.
Attributes
32-bit read-only register.

The following figure shows the bit assignments.

Figure 3-3 IDR bit assignments
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The following table shows the bit assignments.

Table 3-3 IDR bit assignments

Bits Name Function
[31:28] REVISION
0x0

Revision 0.

[27:17] DESIGNER
0x23B

Arm.

[16:13] CLASS
0b0001 COM Access Port.
[12:8] - res0.
[7:4] VARIANT
0b0COM-AP.
[3:0] TYPE
0b0COM-AP.
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