USBOP_VAL_PD
value |= (USBOP_VAL_PD | USBON_VAL_PD);
value &= ~(USBOP_VAL_PD | USBON_VAL_PD);
value |= USBOP_VAL_PD | USBON_VAL_PD;
value |= (USBOP_VAL_PD(port) | USBON_VAL_PD(port));
value &= ~(USBOP_VAL_PD(port) | USBON_VAL_PD(port));
value |= (USBOP_VAL_PD(port) | USBON_VAL_PD(port));