串口调试信息如下:波特率128000
------------------USB中断!!!------------------------
Interrupt:USB Suspend Request
------------------USB中断!!!------------------------
Interrupt:USB Suspend Request
------------------USB中断!!!------------------------
Interrupt:USB Suspend Request
------------------USB中断!!!------------------------
Interrupt:USB Reset Request
Interrupt:Start of Frame
------------------USB中断!!!------------------------
Interrupt:Start of Frame
Interrupt:Endpoint Interrupts
USB Setup Event 正确接收到SETUP分组
Read Buffer : 0x80 0x06 0x00 0x01 0x00 0x00 0x40 0x00
|--REQUEST_STANDARD
|----USB_REQUEST_GET_DESCRIPTOR
|------USB_DEVICE_DESCRIPTOR_TYP
->USB_DataInStage
Write Buffer : 0x12 0x01 0x10 0x01 0x00 0x00 0x00 0x40 0x88 0x88 0x06 0x00 0x00 0x01 0x01 0x02 0x03 0x01
------------------USB中断!!!------------------------
Interrupt:Start of Frame
Interrupt:Endpoint Interrupts
USB Out Event 正确接收到OUT分组
..............REQUEST_DEVICE_TO_HOST
->USB_StatusOutStage
Read Buffer : EMPTY!!!
USB In Event 正确接收到IN分组
..............REQUEST_DEVICE_TO_HOST
->USB_DataInStage
Write Buffer : EMPTY!!!
------------------USB中断!!!------------------------
Interrupt:USB Reset Request
Interrupt:Start of Frame
------------------USB中断!!!------------------------
Interrupt:Start of Frame
Interrupt:Endpoint Interrupts
USB Setup Event 正确接收到SETUP分组
Read Buffer : 0x00 0x05 0x0F 0x00 0x00 0x00 0x00 0x00
|--REQUEST_STANDARD
|----USB_REQUEST_SET_ADDRESS
->USB_StatusInStage
Write Buffer : EMPTY!!!
------------------USB中断!!!------------------------
Interrupt:Start of Frame
Interrupt:Endpoint Interrupts
USB In Event 正确接收到IN分组
.............USB_DeviceAddress.
------------------USB中断!!!------------------------
Interrupt:Start of Frame
Interrupt:Endpoint Interrupts
USB Setup Event 正确接收到SETUP分组
Read Buffer : 0x80 0x06 0x00 0x01 0x00 0x00 0x12 0x00
|--REQUEST_STANDARD
|----USB_REQUEST_GET_DESCRIPTOR
|------USB_DEVICE_DESCRIPTOR_TYP
->USB_DataInStage
Write Buffer : 0x12 0x01 0x10 0x01 0x00 0x00 0x00 0x40 0x88 0x88 0x06 0x00 0x00 0x01 0x01 0x02 0x03 0x01
------------------USB中断!!!------------------------
Interrupt:Start of Frame
Interrupt:Endpoint Interrupts
USB Out Event 正确接收到OUT分组
..............REQUEST_DEVICE_TO_HOST
->USB_StatusOutStage
Read Buffer : EMPTY!!!
USB In Event 正确接收到IN分组
..............REQUEST_DEVICE_TO_HOST
->USB_DataInStage
Write Buffer : EMPTY!!!
------------------USB中断!!!------------------------
Interrupt:USB Reset Request
Interrupt:Start of Frame
------------------USB中断!!!------------------------
Interrupt:Start of Frame
Interrupt:Endpoint Interrupts
USB Setup Event 正确接收到SETUP分组
Read Buffer : 0x80 0x06 0x00 0x01 0x00 0x00 0x40 0x00
|--REQUEST_STANDARD
|----USB_REQUEST_GET_DESCRIPTOR
|------USB_DEVICE_DESCRIPTOR_TYP
->USB_DataInStage
Write Buffer : 0x12 0x01 0x10 0x01 0x00 0x00 0x00 0x40 0x88 0x88 0x06 0x00 0x00 0x01 0x01 0x02 0x03 0x01 |