Zynq UltraScale+ Devices Register Reference > Module Summary > USB3_REGS Module > pmu_usb (USB3_REGS) Register
Register Name | pmu_usb |
---|---|
Relative Address | 0x000000003C |
Absolute Address |
0x00FF9D003C (USB3_0) 0x00FF9E003C (USB3_1) |
Width | 32 |
Type | mixedMixed types. See bit-field details. |
Reset Value | 0x00000000 |
Description | Power state transition request by PMU to USB |
Field Name | Bits | Type | Reset Value | Description |
---|---|---|---|---|
Reserved | 31:2 | razRead as zero | 0x0 | reserved for future |
pwr_st_req | 1:0 | rwNormal read/write | 0x0 | Power State requested by Software. 00 represents D0 11 represents D3 |