USB_PHYSTDBY=ON, DPPUEN_B_PHY_SEL=BY_REG
USB configuration register
DPPUEN_B_PHY_POL | drive high to inverse the polarity of the connection |
DPPUEN_B_PHY_SEL | The control source selection for pull-up resistor 0 (BY_REG): connection controlled by register 1 (BY_USBCTRL): connection controlled by USB controller |
USB_VBUS | USB connection voltage selection |
USB_PHYSTDBY | 1 to enable USB_PHY in standby mode 0 (ON): USB PHY power is on 1 (OFF): USB PHY power is off |
USB_PHYSTDBY_WEN | 1 to enable USB_PHYSTDBY control by register |