diff options
Diffstat (limited to 'Projects/MediaController/MediaController.c')
-rw-r--r-- | Projects/MediaController/MediaController.c | 356 |
1 files changed, 178 insertions, 178 deletions
diff --git a/Projects/MediaController/MediaController.c b/Projects/MediaController/MediaController.c index 67ddf8517..18f1a03e1 100644 --- a/Projects/MediaController/MediaController.c +++ b/Projects/MediaController/MediaController.c @@ -1,178 +1,178 @@ -/*
- 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 MediaControl project. This file contains the main tasks of
- * the demo and is responsible for the initial application hardware configuration.
- */
-
-#include "MediaController.h"
-
-/** Buffer to hold the previously generated Media Control HID report, for comparison purposes inside the HID class driver. */
-static uint8_t PrevMediaControlHIDReportBuffer[sizeof(USB_MediaReport_Data_t)];
-
-/** LUFA HID Class driver interface configuration and state information. This structure is
- * passed to all HID Class driver functions, so that multiple instances of the same class
- * within a device can be differentiated from one another.
- */
-USB_ClassInfo_HID_Device_t MediaControl_HID_Interface =
- {
- .Config =
- {
- .InterfaceNumber = 0,
-
- .ReportINEndpointNumber = MEDIACONTROL_HID_EPNUM,
- .ReportINEndpointSize = MEDIACONTROL_HID_EPSIZE,
- .ReportINEndpointDoubleBank = false,
-
- .PrevReportINBuffer = PrevMediaControlHIDReportBuffer,
- .PrevReportINBufferSize = sizeof(PrevMediaControlHIDReportBuffer),
- },
- };
-
-
-/** Main program entry point. This routine contains the overall program flow, including initial
- * setup of all components and the main program loop.
- */
-int main(void)
-{
- SetupHardware();
-
- LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
- sei();
-
- for (;;)
- {
- HID_Device_USBTask(&MediaControl_HID_Interface);
- USB_USBTask();
- }
-}
-
-/** Configures the board hardware and chip peripherals for the demo's functionality. */
-void SetupHardware()
-{
- /* Disable watchdog if enabled by bootloader/fuses */
- MCUSR &= ~(1 << WDRF);
- wdt_disable();
-
- /* Disable clock division */
- clock_prescale_set(clock_div_1);
-
- /* Hardware Initialization */
- Joystick_Init();
- LEDs_Init();
- Buttons_Init();
- USB_Init();
-}
-
-/** Event handler for the library USB Connection event. */
-void EVENT_USB_Device_Connect(void)
-{
- LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING);
-}
-
-/** Event handler for the library USB Disconnection event. */
-void EVENT_USB_Device_Disconnect(void)
-{
- LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
-}
-
-/** Event handler for the library USB Configuration Changed event. */
-void EVENT_USB_Device_ConfigurationChanged(void)
-{
- bool ConfigSuccess = true;
-
- ConfigSuccess &= HID_Device_ConfigureEndpoints(&MediaControl_HID_Interface);
-
- USB_Device_EnableSOFEvents();
-
- LEDs_SetAllLEDs(ConfigSuccess ? LEDMASK_USB_READY : LEDMASK_USB_ERROR);
-}
-
-/** Event handler for the library USB Control Request reception event. */
-void EVENT_USB_Device_ControlRequest(void)
-{
- HID_Device_ProcessControlRequest(&MediaControl_HID_Interface);
-}
-
-/** Event handler for the USB device Start Of Frame event. */
-void EVENT_USB_Device_StartOfFrame(void)
-{
- HID_Device_MillisecondElapsed(&MediaControl_HID_Interface);
-}
-
-/** HID class driver callback function for the creation of HID reports to the host.
- *
- * \param[in] HIDInterfaceInfo Pointer to the HID class interface configuration structure being referenced
- * \param[in,out] ReportID Report ID requested by the host if non-zero, otherwise callback should set to the generated report ID
- * \param[in] ReportType Type of the report to create, either HID_REPORT_ITEM_In or HID_REPORT_ITEM_Feature
- * \param[out] ReportData Pointer to a buffer where the created report should be stored
- * \param[out] ReportSize Number of bytes written in the report (or zero if no report is to be sent
- *
- * \return Boolean true to force the sending of the report, false to let the library determine if it needs to be sent
- */
-bool CALLBACK_HID_Device_CreateHIDReport(USB_ClassInfo_HID_Device_t* const HIDInterfaceInfo, uint8_t* const ReportID,
- const uint8_t ReportType, void* ReportData, uint16_t* const ReportSize)
-{
- USB_MediaReport_Data_t* MediaReport = (USB_MediaReport_Data_t*)ReportData;
-
- uint8_t JoyStatus_LCL = Joystick_GetStatus();
- uint8_t ButtonStatus_LCL = Buttons_GetStatus();
-
- /* Update the Media Control report with the user button presses */
- MediaReport->Mute = ((ButtonStatus_LCL & BUTTONS_BUTTON1) ? true : false);
- MediaReport->PlayPause = ((JoyStatus_LCL & JOY_PRESS) ? true : false);
- MediaReport->VolumeUp = ((JoyStatus_LCL & JOY_UP) ? true : false);
- MediaReport->VolumeDown = ((JoyStatus_LCL & JOY_DOWN) ? true : false);
- MediaReport->PreviousTrack = ((JoyStatus_LCL & JOY_LEFT) ? true : false);
- MediaReport->NextTrack = ((JoyStatus_LCL & JOY_RIGHT) ? true : false);
-
- *ReportSize = sizeof(USB_MediaReport_Data_t);
- return false;
-}
-
-/** HID class driver callback function for the processing of HID reports from the host.
- *
- * \param[in] HIDInterfaceInfo Pointer to the HID class interface configuration structure being referenced
- * \param[in] ReportID Report ID of the received report from the host
- * \param[in] ReportType The type of report that the host has sent, either HID_REPORT_ITEM_Out or HID_REPORT_ITEM_Feature
- * \param[in] ReportData Pointer to a buffer where the received report has been stored
- * \param[in] ReportSize Size in bytes of the received HID report
- */
-void CALLBACK_HID_Device_ProcessHIDReport(USB_ClassInfo_HID_Device_t* const HIDInterfaceInfo,
- const uint8_t ReportID,
- const uint8_t ReportType,
- const void* ReportData,
- const uint16_t ReportSize)
-{
- // Unused (but mandatory for the HID class driver) in this demo, since there are no Host->Device reports
-}
-
+/* + 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 MediaControl project. This file contains the main tasks of + * the demo and is responsible for the initial application hardware configuration. + */ + +#include "MediaController.h" + +/** Buffer to hold the previously generated Media Control HID report, for comparison purposes inside the HID class driver. */ +static uint8_t PrevMediaControlHIDReportBuffer[sizeof(USB_MediaReport_Data_t)]; + +/** LUFA HID Class driver interface configuration and state information. This structure is + * passed to all HID Class driver functions, so that multiple instances of the same class + * within a device can be differentiated from one another. + */ +USB_ClassInfo_HID_Device_t MediaControl_HID_Interface = + { + .Config = + { + .InterfaceNumber = 0, + + .ReportINEndpointNumber = MEDIACONTROL_HID_EPNUM, + .ReportINEndpointSize = MEDIACONTROL_HID_EPSIZE, + .ReportINEndpointDoubleBank = false, + + .PrevReportINBuffer = PrevMediaControlHIDReportBuffer, + .PrevReportINBufferSize = sizeof(PrevMediaControlHIDReportBuffer), + }, + }; + + +/** Main program entry point. This routine contains the overall program flow, including initial + * setup of all components and the main program loop. + */ +int main(void) +{ + SetupHardware(); + + LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY); + sei(); + + for (;;) + { + HID_Device_USBTask(&MediaControl_HID_Interface); + USB_USBTask(); + } +} + +/** Configures the board hardware and chip peripherals for the demo's functionality. */ +void SetupHardware() +{ + /* Disable watchdog if enabled by bootloader/fuses */ + MCUSR &= ~(1 << WDRF); + wdt_disable(); + + /* Disable clock division */ + clock_prescale_set(clock_div_1); + + /* Hardware Initialization */ + Joystick_Init(); + LEDs_Init(); + Buttons_Init(); + USB_Init(); +} + +/** Event handler for the library USB Connection event. */ +void EVENT_USB_Device_Connect(void) +{ + LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING); +} + +/** Event handler for the library USB Disconnection event. */ +void EVENT_USB_Device_Disconnect(void) +{ + LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY); +} + +/** Event handler for the library USB Configuration Changed event. */ +void EVENT_USB_Device_ConfigurationChanged(void) +{ + bool ConfigSuccess = true; + + ConfigSuccess &= HID_Device_ConfigureEndpoints(&MediaControl_HID_Interface); + + USB_Device_EnableSOFEvents(); + + LEDs_SetAllLEDs(ConfigSuccess ? LEDMASK_USB_READY : LEDMASK_USB_ERROR); +} + +/** Event handler for the library USB Control Request reception event. */ +void EVENT_USB_Device_ControlRequest(void) +{ + HID_Device_ProcessControlRequest(&MediaControl_HID_Interface); +} + +/** Event handler for the USB device Start Of Frame event. */ +void EVENT_USB_Device_StartOfFrame(void) +{ + HID_Device_MillisecondElapsed(&MediaControl_HID_Interface); +} + +/** HID class driver callback function for the creation of HID reports to the host. + * + * \param[in] HIDInterfaceInfo Pointer to the HID class interface configuration structure being referenced + * \param[in,out] ReportID Report ID requested by the host if non-zero, otherwise callback should set to the generated report ID + * \param[in] ReportType Type of the report to create, either HID_REPORT_ITEM_In or HID_REPORT_ITEM_Feature + * \param[out] ReportData Pointer to a buffer where the created report should be stored + * \param[out] ReportSize Number of bytes written in the report (or zero if no report is to be sent + * + * \return Boolean true to force the sending of the report, false to let the library determine if it needs to be sent + */ +bool CALLBACK_HID_Device_CreateHIDReport(USB_ClassInfo_HID_Device_t* const HIDInterfaceInfo, uint8_t* const ReportID, + const uint8_t ReportType, void* ReportData, uint16_t* const ReportSize) +{ + USB_MediaReport_Data_t* MediaReport = (USB_MediaReport_Data_t*)ReportData; + + uint8_t JoyStatus_LCL = Joystick_GetStatus(); + uint8_t ButtonStatus_LCL = Buttons_GetStatus(); + + /* Update the Media Control report with the user button presses */ + MediaReport->Mute = ((ButtonStatus_LCL & BUTTONS_BUTTON1) ? true : false); + MediaReport->PlayPause = ((JoyStatus_LCL & JOY_PRESS) ? true : false); + MediaReport->VolumeUp = ((JoyStatus_LCL & JOY_UP) ? true : false); + MediaReport->VolumeDown = ((JoyStatus_LCL & JOY_DOWN) ? true : false); + MediaReport->PreviousTrack = ((JoyStatus_LCL & JOY_LEFT) ? true : false); + MediaReport->NextTrack = ((JoyStatus_LCL & JOY_RIGHT) ? true : false); + + *ReportSize = sizeof(USB_MediaReport_Data_t); + return false; +} + +/** HID class driver callback function for the processing of HID reports from the host. + * + * \param[in] HIDInterfaceInfo Pointer to the HID class interface configuration structure being referenced + * \param[in] ReportID Report ID of the received report from the host + * \param[in] ReportType The type of report that the host has sent, either HID_REPORT_ITEM_Out or HID_REPORT_ITEM_Feature + * \param[in] ReportData Pointer to a buffer where the received report has been stored + * \param[in] ReportSize Size in bytes of the received HID report + */ +void CALLBACK_HID_Device_ProcessHIDReport(USB_ClassInfo_HID_Device_t* const HIDInterfaceInfo, + const uint8_t ReportID, + const uint8_t ReportType, + const void* ReportData, + const uint16_t ReportSize) +{ + // Unused (but mandatory for the HID class driver) in this demo, since there are no Host->Device reports +} + |