Im trying to switch mode of device 0bda:1a2b
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$ lsusb
Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 002 Device 004: ID 0bda:1a2b Realtek Semiconductor Corp. RTL8188GU 802.11n WLAN Adapter (Driver CDROM Mode)
Bus 002 Device 003: ID 1c4f:0002 SiGma Micro Keyboard TRACER Gamma Ivory
Bus 002 Device 002: ID 1a40:0101 Terminus Technology Inc. Hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 005 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
$ sudo usb_modeswitch -KW -v 0x0bda -p 0x1a2b
Take all parameters from the command line
* usb_modeswitch: handle USB devices with multiple modes
* Version 2.6.1 (C) Josua Dietze 2017
* Based on libusb1/libusbx
! PLEASE REPORT NEW CONFIGURATIONS !
DefaultVendor= 0x0bda
DefaultProduct= 0x1a2b
StandardEject=1
Look for default devices ...
found USB ID 1d6b:0001
found USB ID 0bda:1a2b
vendor ID matched
product ID matched
found USB ID 1c4f:0002
found USB ID 1a40:0101
found USB ID 1d6b:0002
found USB ID 1d6b:0001
found USB ID 1d6b:0002
found USB ID 1d6b:0002
Found devices in default mode (1)
Access device 004 on bus 002
Get the current device configuration ...
Current configuration number is 1
Use interface number 0
with class 8
Use endpoints 0x0b (out) and 0x8a (in)
USB description data (for identification)
-------------------------
Manufacturer: Realtek
Product: DISK
Serial No.: not provided
-------------------------
Sending standard EJECT sequence
Looking for active drivers ...
Set up interface 0
Use endpoint 0x0b for message sending ...
Trying to send message 1 to endpoint 0x0b ...
Sending the message returned error -7. Try to continue
Read the response to message 1 (CSW) ...
Response reading failed (error -8)
Device is gone, skip any further commands
-> Run lsusb to note any changes. Bye!
I'm not sure that device driver good because there are some of them in Internet. And I tried all unsucess:
1. native in distro Armbian_24.2.1_Orangepione_jammy_current_6.6.16
2. https://github.com/morrownr/8821cu-20210916
3. https://github.com/andydvsn/rtl8821cu_wlan
3. https://github.com/brektrou/rtl8821CU
The same error - device 0bda:1a2b not switching to device 0bda:c820. On another computer it switches good.