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Add extra check for OUT ZLP in the CDC Device Class driver service task to quickly clear zero-length termination packets from the host.

This commit is contained in:
Dean Camera 2009-08-31 12:43:28 +00:00
parent 778da9dc6d
commit cf2776531c
2 changed files with 6 additions and 3 deletions
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5
LUFA/Drivers/USB/Class/Device/CDC.c
View File

@ -118,6 +118,11 @@ void CDC_Device_USBTask(USB_ClassInfo_CDC_Device_t* CDCInterfaceInfo)
if ((USB_DeviceState != DEVICE_STATE_Configured) || !(CDCInterfaceInfo->State.LineEncoding.BaudRateBPS))
return;
Endpoint_SelectEndpoint(CDCInterfaceInfo->Config.DataOUTEndpointNumber);
if (Endpoint_IsOUTReceived() && !(Endpoint_BytesInEndpoint()))
Endpoint_ClearOUT();
CDC_Device_Flush(CDCInterfaceInfo);
}

4
LUFA/ManPages/FutureChanges.txt
View File

@ -12,9 +12,7 @@
* or post your suggestion as an enhancement request to the project bug tracker.
*
* <b>Targeted for This Release:</b>
* - Finish Host Mode Class Drivers, re-enable in makefile, add demo summaries
* (S) HID
* ( ) Still Image
* - Finish HID and Still Image Host Mode Class Drivers, add demo summaries, add return codes to all relevant functions
* - Add overviews of each of the officially supported boards to the manual
* - Re-add in flip, flip-ee, dfu and dfu-ee targets to project makefiles
* - Add in new invalid event hook check targets to project makefiles