Zynq UltraScale+ Devices Register Reference > Module Summary > STM Module > PIDR4 (STM) Register

PIDR4 (STM) Register

PIDR4 (STM) Register Description

Register NamePIDR4
Relative Address0x0000000FD0
Absolute Address 0x00FE9C0FD0 (CORESIGHT_SOC_STM)
Width32
TyperoRead-only
Reset Value0x00000004
DescriptionPID - Designer Identity and Memory Footprint.

Part of the set of Peripheral Identification registers. Contains part of the designer identity and the memory footprint indicator.

PIDR4 (STM) Register Bit-Field Summary

Field NameBitsTypeReset ValueDescription
SIZE 7:4roRead-only0x0Total contiguous size of the memory window (in powers of two from the standard 4KB size):
0: 4 KB window.
DES_2 3:0roRead-only0x4JEDEC continuation code indicating the designer of the component, together with the identity code:
4h: Arm JEP106 Continuation Code