ahoneybun/qmk_firmware
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Fix AudioOutput and AudioInput class driver demos' descriptors -- incorrect value was being supplied in the audio descritors field giving the number of discrete audio formats the device supports.

Browse source
This commit is contained in:
Dean Camera 2009-10-14 09:42:11 +00:00
parent dc68de15b6
commit e53c120a22
7 changed files with 27 additions and 12 deletions
Download patch file Download diff file Expand all files Collapse all files

29
LUFA/Drivers/USB/HighLevel/Events.h
View file

@ -40,7 +40,8 @@
* listed here. If an event with no user-associated handler is fired within the library, it by default maps to an
* internal empty stub function.
*
* Each event must only have one associated event handler, but can be raised by multiple sources.
* Each event must only have one associated event handler, but can be raised by multiple sources by calling the event
* name just like any regular C function (with any required event parameters).
*
* @{
*/
@ -142,12 +143,19 @@
/** Event for USB device enumeration completion. This event fires when a the USB interface is
* in host mode and an attached USB device has been completely enumerated and is ready to be
* controlled by the user application.
*
* This event is time-critical; exceeding OS-specific delays within this event handler (typically of around
* 1 second) when a transaction is waiting to be processed by the device will prevent break communications
* and cause the host to reset the USB bus.
*/
void EVENT_USB_Host_DeviceEnumerationComplete(void);
/** Event for USB device connection. This event fires when the AVR in device mode and the device is connected
* to a host, beginning the enumeration process, measured by a rising level on the AVR's VBUS pin.
*
* This event is time-critical; exceeding OS-specific delays within this event handler (typically of around
* two seconds) will prevent the device from enumerating correctly.
*
* \note For the smaller series 2 USB AVRs with limited USB controllers, VBUS is not available to the USB controller.
* this means that the current connection state is derived from the bus suspension and wake up events by default,
* which is not always accurate (host may suspend the bus while still connected). If the actual connection state
@ -182,8 +190,10 @@
/** Event for unhandled control requests. This event fires when a the USB host issues a control
* request to the control endpoint (address 0) that the library does not handle. This may either
* be a standard request that the library has no handler code for, or a class specific request
* issued to the device which must be handled appropriately. Due to the strict timing requirements
* on control transfers, interrupts are disabled during control request processing.
* issued to the device which must be handled appropriately.
*
* This event is time-critical; eack packet within the request transaction must be acknowedged or
* sent within 50ms or the host will abort the transfer.
*
* \note This event does not exist if the USB_HOST_ONLY token is supplied to the compiler (see
* \ref Group_USBManagement documentation).
@ -199,6 +209,9 @@
* selected configuration number while in device mode. This event should be hooked in device
* applications to create the endpoints and configure the device for the selected configuration.
*
* This event is time-critical; exceeding OS-specific delays within this event handler (typically of around
* one second) will prevent the device from enumerating correctly.
*
* This event fires after the value of \ref USB_ConfigurationNumber has been changed.
*
* \note This event does not exist if the USB_HOST_ONLY token is supplied to the compiler (see
@ -236,6 +249,9 @@
* a the USB host requests that the device reset its interface. This event fires after the control
* endpoint has been automatically configured by the library.
*
* This event is time-critical; exceeding OS-specific delays within this event handler (typically of around
* two seconds) will prevent the device from enumerating correctly.
*
* \note This event does not exist if the USB_HOST_ONLY token is supplied to the compiler (see
* \ref Group_USBManagement documentation).
*/
@ -245,8 +261,11 @@
* frame, once per millisecond, and is synchronised to the USB bus. This can be used as an accurate
* millisecond timer source when the USB bus is enumerated in device mode to a USB host.
*
* This event is not normally active - it must be manually enabled and disabled via the
* \ref USB_Device_EnableSOFEvents() and \ref USB_Device_DisableSOFEvents() commands after enumeration.
* This event is time-critical; it is run once per millisecond and thus long handlers will significantly
* degrade device performance. This event should only be enabled when needed to reduce device wakeups.
*
* \note This event is not normally active - it must be manually enabled and disabled via the
* \ref USB_Device_EnableSOFEvents() and \ref USB_Device_DisableSOFEvents() commands after enumeration.
*
* \note This event does not exist if the USB_HOST_ONLY token is supplied to the compiler (see
* \ref Group_USBManagement documentation).