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Added new USB_Host_GetDeviceStatus() function for USB Host mode.

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This commit is contained in:
Dean Camera 2011-07-12 04:52:21 +00:00
parent f152ff26c7
commit 065ed4da20
4 changed files with 44 additions and 15 deletions
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31
LUFA/Drivers/USB/Core/HostStandardReq.h
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@ -104,9 +104,7 @@
*/
uint8_t USB_Host_SendControlRequest(void* const BufferPtr);
/** Convenience function. This routine sends a SET CONFIGURATION standard request to the attached
* device, with the given configuration index. This can be used to easily set the device
* configuration without creating and sending the request manually.
/** Sends a SET CONFIGURATION standard request to the attached device, with the given configuration index.
*
* This routine will automatically update the \ref USB_HostState and \ref USB_Host_ConfigurationNumber
* state variables according to the given function parameters and the result of the request.
@ -121,9 +119,9 @@
*/
uint8_t USB_Host_SetDeviceConfiguration(const uint8_t ConfigNumber);
/** Convenience function. This routine sends a GET DESCRIPTOR standard request to the attached
* device, requesting the device descriptor. This can be used to easily retrieve information
* about the device such as its VID, PID and power requirements.
/** Sends a GET DESCRIPTOR standard request to the attached device, requesting the device descriptor.
* This can be used to easily retrieve information about the device such as its VID, PID and power
* requirements.
*
* \note After this routine returns, the control pipe will be selected.
*
@ -136,10 +134,9 @@
*/
uint8_t USB_Host_GetDeviceDescriptor(void* const DeviceDescriptorPtr);
/** Convenience function. This routine sends a GET DESCRIPTOR standard request to the attached
* device, requesting the string descriptor of the specified index. This can be used to easily
* retrieve string descriptors from the device by index, after the index is obtained from the
* Device or Configuration descriptors.
/** Sends a GET DESCRIPTOR standard request to the attached device, requesting the string descriptor
* of the specified index. This can be used to easily retrieve string descriptors from the device by
* index, after the index is obtained from the Device or Configuration descriptors.
*
* \note After this routine returns, the control pipe will be selected.
*
@ -156,6 +153,20 @@
void* const Buffer,
const uint8_t BufferLength);
/** Retrieves the current feature status of the attached device, via a GET STATUS standard request. The
* retrieved feature status can then be examined by masking the retrieved value with the various
* FEATURE_* masks for bus/self power information and remote wakeup support.
*
* \note After this routine returns, the control pipe will be selected.
*
* \ingroup Group_PipeControlReq
*
* \param[out] FeatureStatus Location where the retrieved feature status should be stored.
*
* \return A value from the \ref USB_Host_SendControlErrorCodes_t enum to indicate the result.
*/
uint8_t USB_Host_GetDeviceStatus(uint8_t* const FeatureStatus);
/** Clears a stall condition on the given pipe, via a CLEAR FEATURE standard request to the attached device.
*
* \note After this routine returns, the control pipe will be selected.