https://forum.pjrc.com/threads/60174-Understanding-The-USB-Specificationmain
@@ -162,7 +162,7 @@ FLASHMEM void usb_init(void) | |||
delay(25); | |||
} | |||
#endif | |||
// Device Controller Initialization, page 3161 | |||
// Device Controller Initialization, page 2351 (Rev 2, 12/2019) | |||
// USBCMD pg 3216 | |||
// USBSTS pg 3220 | |||
// USBINTR pg 3224 |