+++ /dev/null
-/*\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 MouseHostWithParser demo. This file contains the main tasks of\r
- * the demo and is responsible for the initial application hardware configuration.\r
- */\r
- \r
-#include "MouseHostWithParser.h"\r
-\r
-/* Project Tags, for reading out using the ButtLoad project */\r
-BUTTLOADTAG(ProjName, "LUFA Mouse Host App");\r
-BUTTLOADTAG(BuildTime, __TIME__);\r
-BUTTLOADTAG(BuildDate, __DATE__);\r
-BUTTLOADTAG(LUFAVersion, "LUFA V" LUFA_VERSION_STRING);\r
-\r
-/* Scheduler Task List */\r
-TASK_LIST\r
-{\r
- { Task: USB_USBTask , TaskStatus: TASK_STOP },\r
- { Task: USB_Mouse_Host , TaskStatus: TASK_STOP },\r
-};\r
-\r
-\r
-/** Main program entry point. This routine configures the hardware required by the application, then\r
- * starts the scheduler to run the application tasks.\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
- SerialStream_Init(9600, false);\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
- /* Startup message */\r
- puts_P(PSTR(ESC_RESET ESC_BG_WHITE ESC_INVERSE_ON ESC_ERASE_DISPLAY\r
- "Mouse Host Demo running.\r\n" ESC_INVERSE_OFF));\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_DeviceAttached event. This indicates that a device has been attached to the host, and\r
- * starts the library USB task to begin the enumeration and USB management process.\r
- */\r
-EVENT_HANDLER(USB_DeviceAttached)\r
-{\r
- puts_P(PSTR("Device Attached.\r\n"));\r
- UpdateStatus(Status_USBEnumerating);\r
-\r
- /* Start USB management task to enumerate the device */\r
- Scheduler_SetTaskMode(USB_USBTask, TASK_RUN);\r
-}\r
-\r
-/** Event handler for the USB_DeviceUnattached event. This indicates that a device has been removed from the host, and\r
- * stops the library USB task management process.\r
- */\r
-EVENT_HANDLER(USB_DeviceUnattached)\r
-{\r
- /* Stop mouse and USB management task */\r
- Scheduler_SetTaskMode(USB_USBTask, TASK_STOP);\r
- Scheduler_SetTaskMode(USB_Mouse_Host, TASK_STOP);\r
-\r
- puts_P(PSTR("Device Unattached.\r\n"));\r
- UpdateStatus(Status_USBNotReady);\r
-}\r
-\r
-/** Event handler for the USB_DeviceEnumerationComplete event. This indicates that a device has been successfully\r
- * enumerated by the host and is now ready to be used by the application.\r
- */\r
-EVENT_HANDLER(USB_DeviceEnumerationComplete)\r
-{\r
- /* Start Mouse Host task */\r
- Scheduler_SetTaskMode(USB_Mouse_Host, TASK_RUN);\r
- \r
- /* Indicate device enumeration complete */\r
- UpdateStatus(Status_USBReady);\r
-}\r
-\r
-/** Event handler for the USB_HostError event. This indicates that a hardware error occurred while in host mode. */\r
-EVENT_HANDLER(USB_HostError)\r
-{\r
- USB_ShutDown();\r
-\r
- puts_P(PSTR(ESC_BG_RED "Host Mode Error\r\n"));\r
- printf_P(PSTR(" -- Error Code %d\r\n"), ErrorCode);\r
-\r
- UpdateStatus(Status_HardwareError);\r
- for(;;);\r
-}\r
-\r
-/** Event handler for the USB_DeviceEnumerationFailed event. This indicates that a problem occured while\r
- * enumerating an attached USB device.\r
- */\r
-EVENT_HANDLER(USB_DeviceEnumerationFailed)\r
-{\r
- puts_P(PSTR(ESC_BG_RED "Dev Enum Error\r\n"));\r
- printf_P(PSTR(" -- Error Code %d\r\n"), ErrorCode);\r
- printf_P(PSTR(" -- Sub Error Code %d\r\n"), SubErrorCode);\r
- printf_P(PSTR(" -- In State %d\r\n"), USB_HostState);\r
- \r
- UpdateStatus(Status_EnumerationError);\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 MouseHostWithParser_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);\r
- break;\r
- case Status_EnumerationError:\r
- case Status_HardwareError:\r
- LEDMask = (LEDS_LED1 | LEDS_LED3);\r
- break;\r
- case Status_Busy:\r
- LEDMask = (LEDS_LED1 | LEDS_LED4);\r
- break;\r
- }\r
- \r
- /* Set the board LEDs to the new LED mask */\r
- LEDs_SetAllLEDs(LEDMask);\r
-}\r
-\r
-/** Task to set the configuration of the attached device after it has been enumerated, and to read and process\r
- * the HID report descriptor and HID reports from the device and display the results onto the board LEDs.\r
- */\r
-TASK(USB_Mouse_Host)\r
-{\r
- uint8_t ErrorCode;\r
-\r
- /* Switch to determine what user-application handled host state the host state machine is in */\r
- switch (USB_HostState)\r
- {\r
- case HOST_STATE_Addressed: \r
- /* Standard request to set the device configuration to configuration 1 */\r
- USB_HostRequest = (USB_Host_Request_Header_t)\r
- {\r
- bmRequestType: (REQDIR_HOSTTODEVICE | REQTYPE_STANDARD | REQREC_DEVICE),\r
- bRequest: REQ_SetConfiguration,\r
- wValue: 1,\r
- wIndex: 0,\r
- wLength: 0,\r
- };\r
-\r
- /* Send the request, display error and wait for device detatch if request fails */\r
- if ((ErrorCode = USB_Host_SendControlRequest(NULL)) != HOST_SENDCONTROL_Successful)\r
- {\r
- puts_P(PSTR("Control Error (Set Configuration).\r\n"));\r
- printf_P(PSTR(" -- Error Code: %d\r\n"), ErrorCode);\r
-\r
- /* Indicate error via status LEDs */\r
- UpdateStatus(Status_EnumerationError);\r
-\r
- /* Wait until USB device disconnected */\r
- while (USB_IsConnected);\r
- break;\r
- }\r
- \r
- USB_HostState = HOST_STATE_Configured;\r
- break;\r
- case HOST_STATE_Configured:\r
- puts_P(PSTR("Getting Config Data.\r\n"));\r
- \r
- /* Get and process the configuration descriptor data */\r
- if ((ErrorCode = ProcessConfigurationDescriptor()) != SuccessfulConfigRead)\r
- {\r
- if (ErrorCode == ControlError)\r
- puts_P(PSTR("Control Error (Get Configuration).\r\n"));\r
- else\r
- puts_P(PSTR("Invalid Device.\r\n"));\r
-\r
- printf_P(PSTR(" -- Error Code: %d\r\n"), ErrorCode);\r
- \r
- /* Indicate error via status LEDs */\r
- UpdateStatus(Status_EnumerationError);\r
-\r
- /* Wait until USB device disconnected */\r
- while (USB_IsConnected);\r
- break;\r
- }\r
- \r
- puts_P(PSTR("Processing HID Report.\r\n"));\r
-\r
- /* LEDs one and two on to indicate busy processing */\r
- UpdateStatus(Status_Busy);\r
-\r
- /* Get and process the device's first HID report descriptor */\r
- if ((ErrorCode = GetHIDReportData()) != ParseSuccessful)\r
- {\r
- puts_P(PSTR("Report Parse Error.\r\n"));\r
- printf_P(PSTR(" -- Error Code: %d\r\n"), ErrorCode);\r
- \r
- /* Indicate error via status LEDs */\r
- UpdateStatus(Status_EnumerationError);\r
- \r
- /* Wait until USB device disconnected */\r
- while (USB_IsConnected);\r
- break; \r
- }\r
- \r
- /* All LEDs off - ready to indicate keypresses */\r
- UpdateStatus(Status_USBReady);\r
-\r
- puts_P(PSTR("Mouse Enumerated.\r\n"));\r
- \r
- USB_HostState = HOST_STATE_Ready;\r
- break;\r
- case HOST_STATE_Ready:\r
- /* Select and unfreeze mouse data pipe */\r
- Pipe_SelectPipe(MOUSE_DATAPIPE); \r
- Pipe_Unfreeze();\r
-\r
- /* Check if data has been received from the attached mouse */\r
- if (Pipe_ReadWriteAllowed())\r
- {\r
- uint8_t LEDMask = LEDS_NO_LEDS;\r
-\r
- /* Create buffer big enough for the report */\r
- uint8_t MouseReport[Pipe_BytesInPipe()];\r
-\r
- /* Load in the mouse report */\r
- Pipe_Read_Stream_LE(MouseReport, Pipe_BytesInPipe());\r
- \r
- /* Clear the IN endpoint, ready for next data packet */\r
- Pipe_ClearCurrentBank();\r
-\r
- /* Check each HID report item in turn, looking for mouse X/Y/button reports */\r
- for (uint8_t ReportNumber = 0; ReportNumber < HIDReportInfo.TotalReportItems; ReportNumber++)\r
- {\r
- /* Create a tempoary item pointer to the next report item */\r
- HID_ReportItem_t* ReportItem = &HIDReportInfo.ReportItems[ReportNumber];\r
- \r
- bool FoundData;\r
-\r
- if ((ReportItem->Attributes.Usage.Page == USAGE_PAGE_BUTTON) &&\r
- (ReportItem->ItemType == REPORT_ITEM_TYPE_In))\r
- {\r
- /* Get the mouse button value */\r
- FoundData = GetReportItemInfo(MouseReport, ReportItem);\r
- \r
- /* For multi-report devices - if the requested data was not in the issued report, continue */\r
- if (!(FoundData))\r
- continue;\r
-\r
- /* If button is pressed, all LEDs are turned on */\r
- if (ReportItem->Value)\r
- LEDMask = LEDS_ALL_LEDS;\r
- }\r
- else if ((ReportItem->Attributes.Usage.Page == USAGE_PAGE_GENERIC_DCTRL) &&\r
- ((ReportItem->Attributes.Usage.Usage == USAGE_X) ||\r
- (ReportItem->Attributes.Usage.Usage == USAGE_Y)) &&\r
- (ReportItem->ItemType == REPORT_ITEM_TYPE_In))\r
- {\r
- /* Get the mouse relative position value */\r
- FoundData = GetReportItemInfo(MouseReport, ReportItem);\r
- \r
- /* For multi-report devices - if the requested data was not in the issued report, continue */\r
- if (!(FoundData))\r
- continue;\r
- \r
- int16_t DeltaMovement;\r
- \r
- if (ReportItem->Attributes.BitSize > 8)\r
- DeltaMovement = (int16_t)ReportItem->Value;\r
- else\r
- DeltaMovement = (int8_t)ReportItem->Value;\r
- \r
- /* Determine if the report is for the X or Y delta movement */\r
- if (ReportItem->Attributes.Usage.Usage == USAGE_X)\r
- {\r
- /* Turn on the appropriate LED according to direction if the delta is non-zero */\r
- if (DeltaMovement)\r
- LEDMask |= ((DeltaMovement > 0) ? LEDS_LED1 : LEDS_LED2);\r
- }\r
- else\r
- {\r
- /* Turn on the appropriate LED according to direction if the delta is non-zero */\r
- if (DeltaMovement)\r
- LEDMask |= ((DeltaMovement > 0) ? LEDS_LED3 : LEDS_LED4);\r
- }\r
- }\r
- }\r
- \r
- /* Display the button information on the board LEDs */\r
- LEDs_SetAllLEDs(LEDMask);\r
- }\r
-\r
- /* Freeze mouse data pipe */\r
- Pipe_Freeze();\r
- break;\r
- }\r
-}\r
-\r
projects / pub / lufa.git / blobdiff