Zynq UltraScale+ Devices Register Reference > Module Summary > USB3_REGS Module > pmu_usb (USB3_REGS) Register

pmu_usb (USB3_REGS) Register

pmu_usb (USB3_REGS) Register Description

Register Namepmu_usb
Relative Address0x000000003C
Absolute Address 0x00FF9D003C (USB3_0)
0x00FF9E003C (USB3_1)
Width32
TypemixedMixed types. See bit-field details.
Reset Value0x00000000
DescriptionPower state transition request by
PMU to USB

pmu_usb (USB3_REGS) Register Bit-Field Summary

Field NameBitsTypeReset ValueDescription
Reserved31:2razRead as zero0x0reserved for future
pwr_st_req 1:0rwNormal read/write0x0Power State requested by Software. 00 represents D0 11 represents D3