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nopnop2002 2024-08-22 13:00:44 +09:00
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KeyboardDemo/README.md
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@ -40,6 +40,14 @@ I (806) usb_hid: hid_host_device_callback
I (816) usb_hid: HID Device, protocol 'NONE' CONNECTED
```
# Using USB-HUB
I tried it, but it doesn't work properly via USB-HUB.
# Transfer failed
For some reason, the following errors may occur.
The cause is unknown, but it may be resolved by unplugging the keyboard.
```
E (12287696) hid-host: Transfer failed, status 1
E (12287696) usb_hid: HID Device, protocol 'MOUSE' TRANSFER_ERROR
E (15953516) USBH: Device 1 gone
```