Peripheral identification register 3. Returns byte of the peripheral ID. The PIDR3 register is part of the set of peripheral identification registers.
The PIDR3 register characteristics are:
|Usage constraints||There are no usage constraints.
|Configurations||There is only one configuration.
The following figure shows the bit assignments.
3-22 PIDR3 register bit assignments
The following list shows the register bit assignments.
|[7:4] REVAND||A nonzero value indicates that Arm has approved the application of a post‑manufacture metal layer fix to the GFC-100 silicon.
|[3:0] CMOD||Customer modified.