-/*\r
- LUFA Library\r
- Copyright (C) Dean Camera, 2009.\r
- \r
- dean [at] fourwalledcubicle [dot] com\r
- www.fourwalledcubicle.com\r
-*/\r
-\r
-/*\r
- Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com)\r
-\r
- Permission to use, copy, modify, and distribute this software\r
- and its documentation for any purpose and without fee is hereby\r
- granted, provided that the above copyright notice appear in all\r
- copies and that both that the copyright notice and this\r
- permission notice and warranty disclaimer appear in supporting\r
- documentation, and that the name of the author not be used in\r
- advertising or publicity pertaining to distribution of the\r
- software without specific, written prior permission.\r
-\r
- The author disclaim all warranties with regard to this\r
- software, including all implied warranties of merchantability\r
- and fitness. In no event shall the author be liable for any\r
- special, indirect or consequential damages or any damages\r
- whatsoever resulting from loss of use, data or profits, whether\r
- in an action of contract, negligence or other tortious action,\r
- arising out of or in connection with the use or performance of\r
- this software.\r
-*/\r
-\r
-/** \file\r
- *\r
- * Main source file for the GenericHID demo. This file contains the main tasks of the demo and\r
- * is responsible for the initial application hardware configuration.\r
- */\r
-\r
-#include "GenericHID.h"\r
-\r
-/* Scheduler Task List */\r
-TASK_LIST\r
-{\r
- { .Task = USB_USBTask , .TaskStatus = TASK_STOP },\r
- { .Task = USB_HID_Report , .TaskStatus = TASK_STOP },\r
-};\r
-\r
-/** Static buffer to hold the last received report from the host, so that it can be echoed back in the next sent report */\r
-static uint8_t LastReceived[GENERIC_REPORT_SIZE];\r
-\r
-\r
-/** Main program entry point. This routine configures the hardware required by the application, then\r
- * starts the scheduler to run the USB management task.\r
- */\r
-int main(void)\r
-{\r
- /* Disable watchdog if enabled by bootloader/fuses */\r
- MCUSR &= ~(1 << WDRF);\r
- wdt_disable();\r
-\r
- /* Disable clock division */\r
- clock_prescale_set(clock_div_1);\r
-\r
- /* Hardware Initialization */\r
- LEDs_Init();\r
-\r
- /* Indicate USB not ready */\r
- UpdateStatus(Status_USBNotReady);\r
-\r
- /* Initialize Scheduler so that it can be used */\r
- Scheduler_Init();\r
-\r
- /* Initialize USB Subsystem */\r
- USB_Init();\r
- \r
- /* Scheduling - routine never returns, so put this last in the main function */\r
- Scheduler_Start();\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
-void EVENT_USB_Connect(void)\r
-{\r
- /* Start USB management task */\r
- Scheduler_SetTaskMode(USB_USBTask, TASK_RUN);\r
-\r
- /* Indicate USB enumerating */\r
- UpdateStatus(Status_USBEnumerating);\r
-}\r
-\r
-/** Event handler for the USB_Disconnect event. This indicates that the device is no longer connected to a host via\r
- * the status LEDs and stops the USB management task.\r
- */\r
-void EVENT_USB_Disconnect(void)\r
-{\r
- /* Stop running HID reporting and USB management tasks */\r
- Scheduler_SetTaskMode(USB_HID_Report, TASK_STOP);\r
- Scheduler_SetTaskMode(USB_USBTask, TASK_STOP);\r
-\r
- /* Indicate USB not ready */\r
- UpdateStatus(Status_USBNotReady);\r
-}\r
-\r
-/** Event handler for the USB_ConfigurationChanged event. This is fired when the host sets the current configuration\r
- * of the USB device after enumeration, and configures the generic HID device endpoints.\r
- */\r
-void EVENT_USB_ConfigurationChanged(void)\r
-{\r
- /* Setup Generic IN Report Endpoint */\r
- Endpoint_ConfigureEndpoint(GENERIC_IN_EPNUM, EP_TYPE_INTERRUPT,\r
- ENDPOINT_DIR_IN, GENERIC_EPSIZE,\r
- ENDPOINT_BANK_SINGLE);\r
-\r
- /* Setup Generic OUT Report Endpoint */\r
- Endpoint_ConfigureEndpoint(GENERIC_OUT_EPNUM, EP_TYPE_INTERRUPT,\r
- ENDPOINT_DIR_OUT, GENERIC_EPSIZE,\r
- ENDPOINT_BANK_SINGLE);\r
-\r
- /* Indicate USB connected and ready */\r
- UpdateStatus(Status_USBReady);\r
-}\r
-\r
-/** Event handler for the USB_UnhandledControlPacket event. This is used to catch standard and class specific\r
- * control requests that are not handled internally by the USB library (including the HID commands, which are\r
- * all issued via the control endpoint), so that they can be handled appropriately for the application.\r
- */\r
-void EVENT_USB_UnhandledControlPacket(void)\r
-{\r
- /* Handle HID Class specific requests */\r
- switch (USB_ControlRequest.bRequest)\r
- {\r
- case REQ_GetReport:\r
- if (USB_ControlRequest.bmRequestType == (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE))\r
- {\r
- uint8_t GenericData[GENERIC_REPORT_SIZE];\r
-\r
- Endpoint_ClearSETUP();\r
- \r
- CreateGenericHIDReport(GenericData);\r
-\r
- /* Write the report data to the control endpoint */\r
- Endpoint_Write_Control_Stream_LE(&GenericData, sizeof(GenericData));\r
-\r
- /* Finalize the stream transfer to send the last packet or clear the host abort */\r
- Endpoint_ClearOUT();\r
- }\r
- \r
- break;\r
- case REQ_SetReport:\r
- if (USB_ControlRequest.bmRequestType == (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE))\r
- {\r
- uint8_t GenericData[GENERIC_REPORT_SIZE];\r
-\r
- Endpoint_ClearSETUP();\r
- \r
- /* Wait until the generic report has been sent by the host */\r
- while (!(Endpoint_IsOUTReceived()));\r
-\r
- Endpoint_Read_Control_Stream_LE(&GenericData, sizeof(GenericData));\r
-\r
- ProcessGenericHIDReport(GenericData);\r
- \r
- /* Clear the endpoint data */\r
- Endpoint_ClearOUT();\r
-\r
- /* Wait until the host is ready to receive the request confirmation */\r
- while (!(Endpoint_IsINReady()));\r
- \r
- /* Handshake the request by sending an empty IN packet */\r
- Endpoint_ClearIN();\r
- }\r
- \r
- break;\r
- }\r
-}\r
-\r
-/** Function to manage status updates to the user. This is done via LEDs on the given board, if available, but may be changed to\r
- * log to a serial port, or anything else that is suitable for status updates.\r
- *\r
- * \param CurrentStatus Current status of the system, from the GenericHID_StatusCodes_t enum\r
- */\r
-void UpdateStatus(uint8_t CurrentStatus)\r
-{\r
- uint8_t LEDMask = LEDS_NO_LEDS;\r
- \r
- /* Set the LED mask to the appropriate LED mask based on the given status code */\r
- switch (CurrentStatus)\r
- {\r
- case Status_USBNotReady:\r
- LEDMask = (LEDS_LED1);\r
- break;\r
- case Status_USBEnumerating:\r
- LEDMask = (LEDS_LED1 | LEDS_LED2);\r
- break;\r
- case Status_USBReady:\r
- LEDMask = (LEDS_LED2 | LEDS_LED4);\r
- break;\r
- }\r
- \r
- /* Set the board LEDs to the new LED mask */\r
- LEDs_SetAllLEDs(LEDMask);\r
-}\r
-\r
-/** Function to process the lest received report from the host.\r
- *\r
- * \param DataArray Pointer to a buffer where the last report data is stored\r
- */\r
-void ProcessGenericHIDReport(uint8_t* DataArray)\r
-{\r
- /*\r
- This is where you need to process the reports being sent from the host to the device.\r
- DataArray is an array holding the last report from the host. This function is called\r
- each time the host has sent a report to the device.\r
- */\r
- \r
- for (uint8_t i = 0; i < GENERIC_REPORT_SIZE; i++)\r
- LastReceived[i] = DataArray[i];\r
-}\r
-\r
-/** Function to create the next report to send back to the host at the next reporting interval.\r
- *\r
- * \param DataArray Pointer to a buffer where the next report data should be stored\r
- */\r
-void CreateGenericHIDReport(uint8_t* DataArray)\r
-{\r
- /*\r
- This is where you need to create reports to be sent to the host from the device. This\r
- function is called each time the host is ready to accept a new report. DataArray is \r
- an array to hold the report to the host.\r
- */\r
-\r
- for (uint8_t i = 0; i < GENERIC_REPORT_SIZE; i++)\r
- DataArray[i] = LastReceived[i];\r
-}\r
-\r
-TASK(USB_HID_Report)\r
-{\r
- /* Check if the USB system is connected to a host */\r
- if (USB_IsConnected)\r
- {\r
- Endpoint_SelectEndpoint(GENERIC_OUT_EPNUM);\r
- \r
- /* Check to see if a packet has been sent from the host */\r
- if (Endpoint_IsOUTReceived())\r
- {\r
- /* Check to see if the packet contains data */\r
- if (Endpoint_IsReadWriteAllowed())\r
- {\r
- /* Create a temporary buffer to hold the read in report from the host */\r
- uint8_t GenericData[GENERIC_REPORT_SIZE];\r
- \r
- /* Read Generic Report Data */\r
- Endpoint_Read_Stream_LE(&GenericData, sizeof(GenericData));\r
- \r
- /* Process Generic Report Data */\r
- ProcessGenericHIDReport(GenericData);\r
- }\r
-\r
- /* Finalize the stream transfer to send the last packet */\r
- Endpoint_ClearOUT();\r
- } \r
-\r
- Endpoint_SelectEndpoint(GENERIC_IN_EPNUM);\r
- \r
- /* Check to see if the host is ready to accept another packet */\r
- if (Endpoint_IsINReady())\r
- {\r
- /* Create a temporary buffer to hold the report to send to the host */\r
- uint8_t GenericData[GENERIC_REPORT_SIZE];\r
- \r
- /* Create Generic Report Data */\r
- CreateGenericHIDReport(GenericData);\r
-\r
- /* Write Generic Report Data */\r
- Endpoint_Write_Stream_LE(&GenericData, sizeof(GenericData));\r
-\r
- /* Finalize the stream transfer to send the last packet */\r
- Endpoint_ClearIN();\r
- }\r
- }\r
-}\r
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2011.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2011 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaim all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ *
+ * Main source file for the GenericHID demo. This file contains the main tasks of the demo and
+ * is responsible for the initial application hardware configuration.
+ */
+
+#include "GenericHID.h"
+
+/** Static buffer to hold the last received report from the host, so that it can be echoed back in the next sent report */
+static uint8_t LastReceived[GENERIC_REPORT_SIZE];
+
+
+/** Main program entry point. This routine configures the hardware required by the application, then
+ * enters a loop to run the application tasks in sequence.
+ */
+int main(void)
+{
+ SetupHardware();
+
+ LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
+ sei();
+
+ for (;;)
+ {
+ HID_Task();
+ USB_USBTask();
+ }
+}
+
+/** Configures the board hardware and chip peripherals for the demo's functionality. */
+void SetupHardware(void)
+{
+ /* Disable watchdog if enabled by bootloader/fuses */
+ MCUSR &= ~(1 << WDRF);
+ wdt_disable();
+
+ /* Disable clock division */
+ clock_prescale_set(clock_div_1);
+
+ /* Hardware Initialization */
+ LEDs_Init();
+ USB_Init();
+}
+
+/** Event handler for the USB_Connect event. This indicates that the device is enumerating via the status LEDs and
+ * starts the library USB task to begin the enumeration and USB management process.
+ */
+void EVENT_USB_Device_Connect(void)
+{
+ /* Indicate USB enumerating */
+ LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING);
+}
+
+/** Event handler for the USB_Disconnect event. This indicates that the device is no longer connected to a host via
+ * the status LEDs and stops the USB management task.
+ */
+void EVENT_USB_Device_Disconnect(void)
+{
+ /* Indicate USB not ready */
+ LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
+}
+
+/** Event handler for the USB_ConfigurationChanged event. This is fired when the host sets the current configuration
+ * of the USB device after enumeration, and configures the generic HID device endpoints.
+ */
+void EVENT_USB_Device_ConfigurationChanged(void)
+{
+ bool ConfigSuccess = true;
+
+ /* Setup HID Report Endpoints */
+ ConfigSuccess &= Endpoint_ConfigureEndpoint(GENERIC_IN_EPNUM, EP_TYPE_INTERRUPT, ENDPOINT_DIR_IN,
+ GENERIC_EPSIZE, ENDPOINT_BANK_SINGLE);
+ ConfigSuccess &= Endpoint_ConfigureEndpoint(GENERIC_OUT_EPNUM, EP_TYPE_INTERRUPT, ENDPOINT_DIR_OUT,
+ GENERIC_EPSIZE, ENDPOINT_BANK_SINGLE);
+
+ /* Indicate endpoint configuration success or failure */
+ LEDs_SetAllLEDs(ConfigSuccess ? LEDMASK_USB_READY : LEDMASK_USB_ERROR);
+}
+
+/** Event handler for the USB_ControlRequest event. This is used to catch and process control requests sent to
+ * the device from the USB host before passing along unhandled control requests to the library for processing
+ * internally.
+ */
+void EVENT_USB_Device_ControlRequest(void)
+{
+ /* Handle HID Class specific requests */
+ switch (USB_ControlRequest.bRequest)
+ {
+ case HID_REQ_GetReport:
+ if (USB_ControlRequest.bmRequestType == (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE))
+ {
+ uint8_t GenericData[GENERIC_REPORT_SIZE];
+ CreateGenericHIDReport(GenericData);
+
+ Endpoint_ClearSETUP();
+
+ /* Write the report data to the control endpoint */
+ Endpoint_Write_Control_Stream_LE(&GenericData, sizeof(GenericData));
+ Endpoint_ClearOUT();
+ }
+
+ break;
+ case HID_REQ_SetReport:
+ if (USB_ControlRequest.bmRequestType == (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE))
+ {
+ uint8_t GenericData[GENERIC_REPORT_SIZE];
+
+ Endpoint_ClearSETUP();
+
+ /* Read the report data from the control endpoint */
+ Endpoint_Read_Control_Stream_LE(&GenericData, sizeof(GenericData));
+ Endpoint_ClearIN();
+
+ ProcessGenericHIDReport(GenericData);
+ }
+
+ break;
+ }
+}
+
+/** Function to process the last received report from the host.
+ *
+ * \param[in] DataArray Pointer to a buffer where the last received report has been stored
+ */
+void ProcessGenericHIDReport(uint8_t* DataArray)
+{
+ /*
+ This is where you need to process the reports being sent from the host to the device.
+ DataArray is an array holding the last report from the host. This function is called
+ each time the host has sent a report to the device.
+ */
+
+ for (uint8_t i = 0; i < GENERIC_REPORT_SIZE; i++)
+ LastReceived[i] = DataArray[i];
+}
+
+/** Function to create the next report to send back to the host at the next reporting interval.
+ *
+ * \param[out] DataArray Pointer to a buffer where the next report data should be stored
+ */
+void CreateGenericHIDReport(uint8_t* DataArray)
+{
+ /*
+ This is where you need to create reports to be sent to the host from the device. This
+ function is called each time the host is ready to accept a new report. DataArray is
+ an array to hold the report to the host.
+ */
+
+ for (uint8_t i = 0; i < GENERIC_REPORT_SIZE; i++)
+ DataArray[i] = LastReceived[i];
+}
+
+void HID_Task(void)
+{
+ /* Device must be connected and configured for the task to run */
+ if (USB_DeviceState != DEVICE_STATE_Configured)
+ return;
+
+ Endpoint_SelectEndpoint(GENERIC_OUT_EPNUM);
+
+ /* Check to see if a packet has been sent from the host */
+ if (Endpoint_IsOUTReceived())
+ {
+ /* Check to see if the packet contains data */
+ if (Endpoint_IsReadWriteAllowed())
+ {
+ /* Create a temporary buffer to hold the read in report from the host */
+ uint8_t GenericData[GENERIC_REPORT_SIZE];
+
+ /* Read Generic Report Data */
+ Endpoint_Read_Stream_LE(&GenericData, sizeof(GenericData), NULL);
+
+ /* Process Generic Report Data */
+ ProcessGenericHIDReport(GenericData);
+ }
+
+ /* Finalize the stream transfer to send the last packet */
+ Endpoint_ClearOUT();
+ }
+
+ Endpoint_SelectEndpoint(GENERIC_IN_EPNUM);
+
+ /* Check to see if the host is ready to accept another packet */
+ if (Endpoint_IsINReady())
+ {
+ /* Create a temporary buffer to hold the report to send to the host */
+ uint8_t GenericData[GENERIC_REPORT_SIZE];
+
+ /* Create Generic Report Data */
+ CreateGenericHIDReport(GenericData);
+
+ /* Write Generic Report Data */
+ Endpoint_Write_Stream_LE(&GenericData, sizeof(GenericData), NULL);
+
+ /* Finalize the stream transfer to send the last packet */
+ Endpoint_ClearIN();
+ }
+}
+
projects / pub / USBasp.git / blobdiff