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-rw-r--r--Demos/Device/LowLevel/Joystick/Joystick.c418
1 files changed, 209 insertions, 209 deletions
diff --git a/Demos/Device/LowLevel/Joystick/Joystick.c b/Demos/Device/LowLevel/Joystick/Joystick.c
index e84eef0424..6ced1ce44e 100644
--- a/Demos/Device/LowLevel/Joystick/Joystick.c
+++ b/Demos/Device/LowLevel/Joystick/Joystick.c
@@ -1,209 +1,209 @@
-/*
- LUFA Library
- Copyright (C) Dean Camera, 2010.
-
- dean [at] fourwalledcubicle [dot] com
- www.fourwalledcubicle.com
-*/
-
-/*
- Copyright 2010 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 Joystick demo. This file contains the main tasks of the demo and
- * is responsible for the initial application hardware configuration.
- */
-
-#include "Joystick.h"
-
-/** 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 */
- Joystick_Init();
- LEDs_Init();
- Buttons_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 and joystick reporting tasks.
- */
-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 set the current configuration
- * of the USB device after enumeration - the device endpoints are configured and the joystick reporting task started.
- */
-void EVENT_USB_Device_ConfigurationChanged(void)
-{
- /* Indicate USB connected and ready */
- LEDs_SetAllLEDs(LEDMASK_USB_READY);
-
- /* Setup Joystick Report Endpoint */
- if (!(Endpoint_ConfigureEndpoint(JOYSTICK_EPNUM, EP_TYPE_INTERRUPT,
- ENDPOINT_DIR_IN, JOYSTICK_EPSIZE,
- ENDPOINT_BANK_SINGLE)))
- {
- LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
- }
-}
-
-/** Event handler for the USB_UnhandledControlRequest event. This is used to catch standard and class specific
- * control requests that are not handled internally by the USB library (including the HID commands, which are
- * all issued via the control endpoint), so that they can be handled appropriately for the application.
- */
-void EVENT_USB_Device_UnhandledControlRequest(void)
-{
- /* Handle HID Class specific requests */
- switch (USB_ControlRequest.bRequest)
- {
- case REQ_GetReport:
- if (USB_ControlRequest.bmRequestType == (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE))
- {
- USB_JoystickReport_Data_t JoystickReportData;
-
- Endpoint_ClearSETUP();
-
- /* Create the next HID report to send to the host */
- GetNextReport(&JoystickReportData);
-
- /* Write the report data to the control endpoint */
- Endpoint_Write_Control_Stream_LE(&JoystickReportData, sizeof(JoystickReportData));
-
- /* Finalize the stream transfer to send the last packet or clear the host abort */
- Endpoint_ClearOUT();
- }
-
- break;
- }
-}
-
-/** Fills the given HID report data structure with the next HID report to send to the host.
- *
- * \param[out] ReportData Pointer to a HID report data structure to be filled
- *
- * \return Boolean true if the new report differs from the last report, false otherwise
- */
-bool GetNextReport(USB_JoystickReport_Data_t* ReportData)
-{
- static uint8_t PrevJoyStatus = 0;
- static uint8_t PrevButtonStatus = 0;
- uint8_t JoyStatus_LCL = Joystick_GetStatus();
- uint8_t ButtonStatus_LCL = Buttons_GetStatus();
- bool InputChanged = false;
-
- /* Clear the report contents */
- memset(ReportData, 0, sizeof(USB_JoystickReport_Data_t));
-
- if (JoyStatus_LCL & JOY_UP)
- ReportData->Y = -100;
- else if (JoyStatus_LCL & JOY_DOWN)
- ReportData->Y = 100;
-
- if (JoyStatus_LCL & JOY_LEFT)
- ReportData->X = -100;
- else if (JoyStatus_LCL & JOY_RIGHT)
- ReportData->X = 100;
-
- if (JoyStatus_LCL & JOY_PRESS)
- ReportData->Button = (1 << 1);
-
- if (ButtonStatus_LCL & BUTTONS_BUTTON1)
- ReportData->Button |= (1 << 0);
-
- /* Check if the new report is different to the previous report */
- InputChanged = (uint8_t)(PrevJoyStatus ^ JoyStatus_LCL) | (uint8_t)(PrevButtonStatus ^ ButtonStatus_LCL);
-
- /* Save the current joystick status for later comparison */
- PrevJoyStatus = JoyStatus_LCL;
- PrevButtonStatus = ButtonStatus_LCL;
-
- /* Return whether the new report is different to the previous report or not */
- return InputChanged;
-}
-
-/** Function to manage HID report generation and transmission to the host. */
-void HID_Task(void)
-{
- /* Device must be connected and configured for the task to run */
- if (USB_DeviceState != DEVICE_STATE_Configured)
- return;
-
- /* Select the Joystick Report Endpoint */
- Endpoint_SelectEndpoint(JOYSTICK_EPNUM);
-
- /* Check to see if the host is ready for another packet */
- if (Endpoint_IsINReady())
- {
- USB_JoystickReport_Data_t JoystickReportData;
-
- /* Create the next HID report to send to the host */
- GetNextReport(&JoystickReportData);
-
- /* Write Joystick Report Data */
- Endpoint_Write_Stream_LE(&JoystickReportData, sizeof(JoystickReportData));
-
- /* Finalize the stream transfer to send the last packet */
- Endpoint_ClearIN();
-
- /* Clear the report data afterwards */
- memset(&JoystickReportData, 0, sizeof(JoystickReportData));
- }
-}
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2010.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.fourwalledcubicle.com
+*/
+
+/*
+ Copyright 2010 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 Joystick demo. This file contains the main tasks of the demo and
+ * is responsible for the initial application hardware configuration.
+ */
+
+#include "Joystick.h"
+
+/** 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 */
+ Joystick_Init();
+ LEDs_Init();
+ Buttons_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 and joystick reporting tasks.
+ */
+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 set the current configuration
+ * of the USB device after enumeration - the device endpoints are configured and the joystick reporting task started.
+ */
+void EVENT_USB_Device_ConfigurationChanged(void)
+{
+ /* Indicate USB connected and ready */
+ LEDs_SetAllLEDs(LEDMASK_USB_READY);
+
+ /* Setup Joystick Report Endpoint */
+ if (!(Endpoint_ConfigureEndpoint(JOYSTICK_EPNUM, EP_TYPE_INTERRUPT,
+ ENDPOINT_DIR_IN, JOYSTICK_EPSIZE,
+ ENDPOINT_BANK_SINGLE)))
+ {
+ LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
+ }
+}
+
+/** Event handler for the USB_UnhandledControlRequest event. This is used to catch standard and class specific
+ * control requests that are not handled internally by the USB library (including the HID commands, which are
+ * all issued via the control endpoint), so that they can be handled appropriately for the application.
+ */
+void EVENT_USB_Device_UnhandledControlRequest(void)
+{
+ /* Handle HID Class specific requests */
+ switch (USB_ControlRequest.bRequest)
+ {
+ case REQ_GetReport:
+ if (USB_ControlRequest.bmRequestType == (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE))
+ {
+ USB_JoystickReport_Data_t JoystickReportData;
+
+ Endpoint_ClearSETUP();
+
+ /* Create the next HID report to send to the host */
+ GetNextReport(&JoystickReportData);
+
+ /* Write the report data to the control endpoint */
+ Endpoint_Write_Control_Stream_LE(&JoystickReportData, sizeof(JoystickReportData));
+
+ /* Finalize the stream transfer to send the last packet or clear the host abort */
+ Endpoint_ClearOUT();
+ }
+
+ break;
+ }
+}
+
+/** Fills the given HID report data structure with the next HID report to send to the host.
+ *
+ * \param[out] ReportData Pointer to a HID report data structure to be filled
+ *
+ * \return Boolean true if the new report differs from the last report, false otherwise
+ */
+bool GetNextReport(USB_JoystickReport_Data_t* ReportData)
+{
+ static uint8_t PrevJoyStatus = 0;
+ static uint8_t PrevButtonStatus = 0;
+ uint8_t JoyStatus_LCL = Joystick_GetStatus();
+ uint8_t ButtonStatus_LCL = Buttons_GetStatus();
+ bool InputChanged = false;
+
+ /* Clear the report contents */
+ memset(ReportData, 0, sizeof(USB_JoystickReport_Data_t));
+
+ if (JoyStatus_LCL & JOY_UP)
+ ReportData->Y = -100;
+ else if (JoyStatus_LCL & JOY_DOWN)
+ ReportData->Y = 100;
+
+ if (JoyStatus_LCL & JOY_LEFT)
+ ReportData->X = -100;
+ else if (JoyStatus_LCL & JOY_RIGHT)
+ ReportData->X = 100;
+
+ if (JoyStatus_LCL & JOY_PRESS)
+ ReportData->Button = (1 << 1);
+
+ if (ButtonStatus_LCL & BUTTONS_BUTTON1)
+ ReportData->Button |= (1 << 0);
+
+ /* Check if the new report is different to the previous report */
+ InputChanged = (uint8_t)(PrevJoyStatus ^ JoyStatus_LCL) | (uint8_t)(PrevButtonStatus ^ ButtonStatus_LCL);
+
+ /* Save the current joystick status for later comparison */
+ PrevJoyStatus = JoyStatus_LCL;
+ PrevButtonStatus = ButtonStatus_LCL;
+
+ /* Return whether the new report is different to the previous report or not */
+ return InputChanged;
+}
+
+/** Function to manage HID report generation and transmission to the host. */
+void HID_Task(void)
+{
+ /* Device must be connected and configured for the task to run */
+ if (USB_DeviceState != DEVICE_STATE_Configured)
+ return;
+
+ /* Select the Joystick Report Endpoint */
+ Endpoint_SelectEndpoint(JOYSTICK_EPNUM);
+
+ /* Check to see if the host is ready for another packet */
+ if (Endpoint_IsINReady())
+ {
+ USB_JoystickReport_Data_t JoystickReportData;
+
+ /* Create the next HID report to send to the host */
+ GetNextReport(&JoystickReportData);
+
+ /* Write Joystick Report Data */
+ Endpoint_Write_Stream_LE(&JoystickReportData, sizeof(JoystickReportData));
+
+ /* Finalize the stream transfer to send the last packet */
+ Endpoint_ClearIN();
+
+ /* Clear the report data afterwards */
+ memset(&JoystickReportData, 0, sizeof(JoystickReportData));
+ }
+}