Zynq UltraScale+ Devices Register Reference > Module Summary > USB3_XHCI Module > GUID (USB3_XHCI) Register

GUID (USB3_XHCI) Register

GUID (USB3_XHCI) Register Description

Register NameGUID
Relative Address0x000000C128
Absolute Address 0x00FE20C128 (USB3_0_XHCI)
0x00FE30C128 (USB3_1_XHCI)
Width32
TyperwNormal read/write
Reset Value0x12345678
DescriptionGlobal User ID Register This is a read/write register containing the User ID. This register can be used in the following ways:
- To store the version or revision of your system;
- To store hardware configurations that are outside the core;
- As a scratch register.

GUID (USB3_XHCI) Register Bit-Field Summary

Field NameBitsTypeReset ValueDescription
USERID31:0rwNormal read/write0x12345678USERID
Application-programmable ID field.