2021-10-22 11:16 AM
After start device, windows report about error in desc:
========================== Summary =========================
Vendor ID : 0x0483 (STMicroelectronics)
Product ID : 0xA210
USB Version : 2.00 -> wrong, Device is Full-Speed only
Port maximum Speed : High-Speed (Companion Port 2-5 supports SuperSpeed)
Device maximum Speed : Full-Speed
Device Connection Speed : Full-Speed
Self powered : no
Demanded Current : 200 mA
Used Endpoints : 3
and not found section in desc
----------------- Device Qualifier Descriptor -----------------
Error : ERROR_GEN_FAILURE (*!*ERROR USB 2.0 devices must provide a Device Qualifier Descriptor)
In attached pict i rewrite 1 byte from 0x02 to 0x01 and solve all problems. This is bug or feauture?
2021-11-16 01:03 AM
Hello @EMaxi.1 ,
Can you provide more details on the CubeFW used, the version and how to reproduce the issue?
Thanks in advance.
BeST Regards,
Walid
2023-10-30 02:15 AM - edited 2023-10-30 02:17 AM
Can be reproduced
1) View device using USB Device Tree Viewer V3.7.8:
2) bcdUSB field can be found in USBD_FS_DeviceDesc (usbd_desc.c):
- When bcdUSB field is set to USB2.0 "0x00, 0x02" , there are two errors
- When bdcUSB field is set to USB1.0 "0x00, 0x01", there are less errors:
----------------- Device Qualifier Descriptor ----------------- Error : ERROR_GEN_FAILURE