/* Scheduler Task List */\r
TASK_LIST\r
{\r
- #if !defined(INTERRUPT_CONTROL_ENDPOINT)\r
{ .Task = USB_USBTask , .TaskStatus = TASK_STOP },\r
- #endif\r
- \r
{ .Task = USB_HID_Report , .TaskStatus = TASK_STOP },\r
};\r
\r
Scheduler_Start();\r
}\r
\r
-/** Event handler for the USB_Reset event. This fires when the USB interface is reset by the USB host, before the\r
- * enumeration process begins, and enables the control endpoint interrupt so that control requests can be handled\r
- * asynchronously when they arrive rather than when the control endpoint is polled manually.\r
- */\r
-EVENT_HANDLER(USB_Reset)\r
-{\r
- #if defined(INTERRUPT_CONTROL_ENDPOINT)\r
- /* Select the control endpoint */\r
- Endpoint_SelectEndpoint(ENDPOINT_CONTROLEP);\r
-\r
- /* Enable the endpoint SETUP interrupt ISR for the control endpoint */\r
- USB_INT_Enable(ENDPOINT_INT_SETUP);\r
- #endif\r
-}\r
-\r
/** Event handler for the USB_Connect event. This indicates that the device is enumerating via the status LEDs and\r
* starts the library USB task to begin the enumeration and USB management process.\r
*/\r
EVENT_HANDLER(USB_Connect)\r
{\r
- #if !defined(INTERRUPT_CONTROL_ENDPOINT)\r
/* Start USB management task */\r
Scheduler_SetTaskMode(USB_USBTask, TASK_RUN);\r
- #endif\r
\r
/* Indicate USB enumerating */\r
UpdateStatus(Status_USBEnumerating);\r
{\r
/* Stop running HID reporting and USB management tasks */\r
Scheduler_SetTaskMode(USB_HID_Report, TASK_STOP);\r
-\r
- #if !defined(INTERRUPT_CONTROL_ENDPOINT)\r
Scheduler_SetTaskMode(USB_USBTask, TASK_STOP);\r
- #endif\r
\r
/* Indicate USB not ready */\r
UpdateStatus(Status_USBNotReady);\r
}\r
}\r
}\r
-\r
-#if defined(INTERRUPT_CONTROL_ENDPOINT)\r
-/** ISR for the general Pipe/Endpoint interrupt vector. This ISR fires when an endpoint's status changes (such as\r
- * a packet has been received) on an endpoint with its corresponding ISR enabling bits set. This is used to send\r
- * HID packets to the host each time the HID interrupt endpoints polling period elapses, as managed by the USB\r
- * controller.\r
- */\r
-ISR(ENDPOINT_PIPE_vect, ISR_BLOCK)\r
-{\r
- /* Save previously selected endpoint before selecting a new endpoint */\r
- uint8_t PrevSelectedEndpoint = Endpoint_GetCurrentEndpoint();\r
-\r
- /* Check if the control endpoint has received a request */\r
- if (Endpoint_HasEndpointInterrupted(ENDPOINT_CONTROLEP))\r
- {\r
- /* Clear the endpoint interrupt */\r
- Endpoint_ClearEndpointInterrupt(ENDPOINT_CONTROLEP);\r
-\r
- /* Process the control request */\r
- USB_USBTask();\r
-\r
- /* Handshake the endpoint setup interrupt - must be after the call to USB_USBTask() */\r
- USB_INT_Clear(ENDPOINT_INT_SETUP);\r
- }\r
-\r
- /* Restore previously selected endpoint */\r
- Endpoint_SelectEndpoint(PrevSelectedEndpoint);\r
-}\r
-#endif\r