USB_DEVINTCLR = 0x000FFFFF;
/* Enable all eight(8) EPs, note: EP won't be ready until it's
configured/enabled when device sending SetEPStatus command
USB_DEVINTCLR = 0x000FFFFF;
/* Enable all eight(8) EPs, note: EP won't be ready until it's
configured/enabled when device sending SetEPStatus command