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bAlternateSetting | Apple Developer Documentation

  1. https://developer.apple.com
  2. 1546130-balternatesetting

Instance Property. bAlternateSetting. The value for selecting an alternative setting for the interface that the interface number references. macOS 10.0+.


USB in a NutShell - Chapter 5 - USB Descriptors - Beyondlogic

  1. https://www.beyondlogic.org
  2. usbnutshell
  3. usb5

Interface descriptors have a bInterfaceNumber field specifying the Interface number and a bAlternateSetting which allows an interface to change settings on the ...


USB_INTERFACE_DESCRIPTOR (usbspec.h) - Windows drivers

  1. https://learn.microsoft.com
  2. ...
  3. Windows Drivers
  4. API

2024/2/22 -bDescriptor must be set to USB_INTERFACE_DESCRIPTOR_TYPE. bInterfaceNumber. The index number of the interface. bAlternateSetting. The index ...


Interface Descriptor - USB Component - Keil

  1. https://www.keil.com
  2. _u_s_b__interface__descriptor

bAlternateSetting, uint8_t, 1, Number, Value used to select an alternate setting for the interface identified in the prior field. Allows an interface to change ...


Part 4 - USB Made Simple

  1. https://www.usbmadesimple.co.uk
  2. ums_4

bAlternateSetting needs some explanation. An interface can have more than one variant, and these variants can be switched between, while other interfaces ...


Standard USB Descriptors - Windows drivers - Microsoft Learn

  1. https://learn.microsoft.com
  2. ...
  3. Windows Drivers

2024/1/17 -In the preceding example, note bInterfaceNumber and bAlternateSetting field values. Those fields contain index values that the host uses to ...


Mouse Config Descriptor - USB Made Simple

  1. https://www.usbmadesimple.co.uk
  2. ums_ms_desc_conf

It defines bAlternateSetting to be 0. If the interface had an alternative version then there might be another interface defined with a different ...


Using USB-DFU Protocol - Bitcoin Wiki

  1. https://en.bitcoin.it
  2. wiki
  3. Using_USB-DFU_Protocol

2016/1/8 -bAlternateSetting, 1, 00h, Alternate setting. Must be zero. 4, bNumEndpoints, 1, 00h, Only the control pipe is used. 5, bInterfaceClass, 1, FEh ...


usb_host_interface_claim throw an error when connected a special tsc ...

  1. https://github.com
  2. espressif
  3. esp-idf
  4. issues

2022/12/8 -From your log, it looks like the interface's number (i.e., bInterfaceNumber is 1 ) but you're attempting to claim interface number 0 .


How to enumerate 2nd configuration of USB device.

  1. https://community.st.com
  2. stm32-mcus-products
  3. td-p

2018/4/16 -bAlternateSetting 0. bNumEndpoints 3. bInterfaceClass 255 Vendor Specific Class. bInterfaceSubClass 255 Vendor Specific Subclass.