请高手指点下，谢谢
OTG_ID管脚没接，做串口用了，串口打印的log:
> Reset the USB device.
> Full speed device detected.
> Device Attached.
VID: 14CDh
PID: 1212h
> Mass storage device connected.
Manufacturer: Generic
Product: Mass Storage Device
Serial Number: 121220160204
> Enumeration completed.
>>> To see the disk information:
>>> Press CET Key...
> File System initialized.
> Disk capacity: 127139328d Bytes.
> Exploring disk flash ...
>>> To see the root content of disk
>>> Press CET Key...
> explore_disk end
>>> Press C Key to write file
> Writing File to disk flash ...
> f_mount = 1
> find_volume = 1
> f_open = 1
> GD32.TXT created in the disk.
> The MSC host demo is end. |
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