Added Doxygen documentation to the Audio class driver. Added new modules for each...

[pub/USBasp.git] / Demos / Device / Keyboard / Keyboard.c

diff --git a/Demos/Device/Keyboard/Keyboard.c b/Demos/Device/Keyboard/Keyboard.c
index d118ede..923dd71 100644 (file)
--- a/Demos/Device/Keyboard/Keyboard.c
+++ b/Demos/Device/Keyboard/Keyboard.c
@@ -31,517 +31,156 @@
 \r
 /** \file\r
  *\r
 \r
 /** \file\r
  *\r

- *  Main source file for the Keyboard demo. This file contains the main tasks of the demo and\r
- *  is responsible for the initial application hardware configuration.\r
+ *  Main source file for the Keyboard demo. This file contains the main tasks of\r
+ *  the demo and is responsible for the initial application hardware configuration.\r

  */\r
  */\r

- \r
-#include "Keyboard.h"\r
-\r
-/* Project Tags, for reading out using the ButtLoad project */\r
-BUTTLOADTAG(ProjName,    "LUFA Keyboard App");\r
-BUTTLOADTAG(BuildTime,   __TIME__);\r
-BUTTLOADTAG(BuildDate,   __DATE__);\r
-BUTTLOADTAG(LUFAVersion, "LUFA V" LUFA_VERSION_STRING);\r

 \r
 \r

-/* Scheduler Task List */\r
-TASK_LIST\r
-{\r
-       #if !defined(INTERRUPT_CONTROL_ENDPOINT)\r
-       { Task: USB_USBTask          , TaskStatus: TASK_STOP },\r
-       #endif\r
-       \r
-       #if !defined(INTERRUPT_DATA_ENDPOINT)\r
-       { Task: USB_Keyboard_Report  , TaskStatus: TASK_STOP },\r
-       #endif\r
-};\r
+#include "Keyboard.h"\r

 \r
 \r

-/* Global Variables */\r
-/** Indicates what report mode the host has requested, true for normal HID reporting mode, false for special boot\r
- *  protocol reporting mode.\r
+/** LUFA HID Class driver interface configuration and state information. This structure is\r
+ *  passed to all HID Class driver functions, so that multiple instances of the same class\r
+ *  within a device can be differentiated from one another.\r

  */\r
  */\r

-bool UsingReportProtocol = true;\r
+USB_ClassInfo_HID_t Keyboard_HID_Interface =\r
+    {\r
+        .InterfaceNumber         = 0,\r

 \r
 \r

-/** Current Idle period. This is set by the host via a Set Idle HID class request to silence the device's reports\r
- *  for either the entire idle duration, or until the report status changes (e.g. the user moves the mouse).\r
- */\r
-uint8_t IdleCount = 0;\r
+        .ReportINEndpointNumber  = KEYBOARD_EPNUM,\r
+        .ReportINEndpointSize    = KEYBOARD_EPSIZE,\r

 \r
 \r

-/** Current Idle period remaining. When the IdleCount value is set, this tracks the remaining number of idle\r
- *  milliseconds. This is separate to the IdleCount timer and is incremented and compared as the host may request \r
- *  the current idle period via a Get Idle HID class request, thus its value must be preserved.\r
- */\r
-uint16_t IdleMSRemaining = 0;\r
+        .ReportOUTEndpointNumber = KEYBOARD_LEDS_EPNUM,\r
+        .ReportOUTEndpointSize   = KEYBOARD_EPSIZE,\r
+        \r
+               .ReportINBufferSize      = sizeof(USB_KeyboardReport_Data_t),\r

 \r
 \r

+        .IdleCount               = 500,\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 USB management task.\r
+/** Main program entry point. This routine contains the overall program flow, including initial\r
+ *  setup of all components and the main program loop.\r

  */\r
 int main(void)\r
 {\r
  */\r
 int main(void)\r
 {\r

-       /* Disable watchdog if enabled by bootloader/fuses */\r
-       MCUSR &= ~(1 << WDRF);\r
-       wdt_disable();\r
+    SetupHardware();\r
+\r
+    LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);\r
+    \r
+    for (;;)\r
+    {\r
+        USB_HID_USBTask(&Keyboard_HID_Interface);\r
+        USB_USBTask();\r
+    }\r
+}\r
+\r
+/** Configures the board hardware and chip peripherals for the demo's functionality. */\r
+void SetupHardware()\r
+{\r
+    /* Disable watchdog if enabled by bootloader/fuses */\r
+    MCUSR &= ~(1 << WDRF);\r
+    wdt_disable();\r

 \r
 \r

-       /* Disable clock division */\r
-       clock_prescale_set(clock_div_1);\r
+    /* Disable clock division */\r
+    clock_prescale_set(clock_div_1);\r
+\r
+    /* Hardware Initialization */\r
+    Joystick_Init();\r
+    LEDs_Init();\r
+    Buttons_Init();\r
+    USB_Init();\r

 \r
 \r

-       /* Hardware Initialization */\r
-       Joystick_Init();\r
-       LEDs_Init();\r
-       \r

        /* Millisecond timer initialization, with output compare interrupt enabled for the idle timing */\r
        /* Millisecond timer initialization, with output compare interrupt enabled for the idle timing */\r

-       OCR0A  = 0x7D;\r
+       OCR0A  = ((F_CPU / 64) / 1000);\r

        TCCR0A = (1 << WGM01);\r
        TCCR0B = ((1 << CS01) | (1 << CS00));\r
        TIMSK0 = (1 << OCIE0A);\r
        TCCR0A = (1 << WGM01);\r
        TCCR0B = ((1 << CS01) | (1 << CS00));\r
        TIMSK0 = (1 << OCIE0A);\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
 }\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
+/** Event handler for the library USB Connection event. */\r
+void EVENT_USB_Connect(void)\r

 {\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
-       /* Default to report protocol on connect */\r
-       UsingReportProtocol = true;\r
+    LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING);\r

 }\r
 \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
+/** Event handler for the library USB Disconnection event. */\r
+void EVENT_USB_Disconnect(void)\r

 {\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
+    LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);\r

 }\r
 \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.\r
- */\r
-EVENT_HANDLER(USB_Disconnect)\r
+/** Event handler for the library USB Configuration Changed event. */\r
+void EVENT_USB_ConfigurationChanged(void)\r

 {\r
 {\r

-       /* Stop running keyboard reporting and USB management tasks */\r
-       #if !defined(INTERRUPT_DATA_ENDPOINT)\r
-       Scheduler_SetTaskMode(USB_Keyboard_Report, TASK_STOP);\r
-       #endif\r
+    LEDs_SetAllLEDs(LEDMASK_USB_READY);\r

 \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
+    if (!(USB_HID_ConfigureEndpoints(&Keyboard_HID_Interface)))\r
+      LEDs_SetAllLEDs(LEDMASK_USB_ERROR);\r

 }\r
 \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 keyboard device endpoints.\r
- */\r
-EVENT_HANDLER(USB_ConfigurationChanged)\r
+/** Event handler for the library USB Unhandled Control Packet event. */\r
+void EVENT_USB_UnhandledControlPacket(void)\r

 {\r
 {\r

-       /* Setup Keyboard Keycode Report Endpoint */\r
-       Endpoint_ConfigureEndpoint(KEYBOARD_EPNUM, EP_TYPE_INTERRUPT,\r
-                                      ENDPOINT_DIR_IN, KEYBOARD_EPSIZE,\r
-                                  ENDPOINT_BANK_SINGLE);\r
-\r
-       #if defined(INTERRUPT_DATA_ENDPOINT)\r
-       /* Enable the endpoint IN interrupt ISR for the report endpoint */\r
-       USB_INT_Enable(ENDPOINT_INT_IN);\r
-       #endif\r
-\r
-       /* Setup Keyboard LED Report Endpoint */\r
-       Endpoint_ConfigureEndpoint(KEYBOARD_LEDS_EPNUM, EP_TYPE_INTERRUPT,\r
-                                      ENDPOINT_DIR_OUT, KEYBOARD_EPSIZE,\r
-                                  ENDPOINT_BANK_SINGLE);\r
-\r
-       #if defined(INTERRUPT_DATA_ENDPOINT)\r
-       /* Enable the endpoint OUT interrupt ISR for the LED report endpoint */\r
-       USB_INT_Enable(ENDPOINT_INT_OUT);\r
-       #endif\r
-\r
-       /* Indicate USB connected and ready */\r
-       UpdateStatus(Status_USBReady);\r
-\r
-       #if !defined(INTERRUPT_DATA_ENDPOINT)\r
-       /* Start running keyboard reporting task */\r
-       Scheduler_SetTaskMode(USB_Keyboard_Report, TASK_RUN);\r
-       #endif\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
-EVENT_HANDLER(USB_UnhandledControlPacket)\r
-{\r
-       /* Handle HID Class specific requests */\r
-       switch (bRequest)\r
-       {\r
-               case REQ_GetReport:\r
-                       if (bmRequestType == (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE))\r
-                       {\r
-                               USB_KeyboardReport_Data_t KeyboardReportData;\r
-\r
-                               /* Create the next keyboard report for transmission to the host */\r
-                               CreateKeyboardReport(&KeyboardReportData);\r
-\r
-                               /* Ignore report type and ID number value */\r
-                               Endpoint_Discard_Word();\r
-                               \r
-                               /* Ignore unused Interface number value */\r
-                               Endpoint_Discard_Word();\r
-\r
-                               /* Read in the number of bytes in the report to send to the host */\r
-                               uint16_t wLength = Endpoint_Read_Word_LE();\r
-                               \r
-                               /* If trying to send more bytes than exist to the host, clamp the value at the report size */\r
-                               if (wLength > sizeof(KeyboardReportData))\r
-                                 wLength = sizeof(KeyboardReportData);\r
-\r
-                               Endpoint_ClearSetupReceived();\r
-       \r
-                               /* Write the report data to the control endpoint */\r
-                               Endpoint_Write_Control_Stream_LE(&KeyboardReportData, wLength);\r
-                               \r
-                               /* Finalize the stream transfer to send the last packet or clear the host abort */\r
-                               Endpoint_ClearSetupOUT();\r
-                       }\r
-               \r
-                       break;\r
-               case REQ_SetReport:\r
-                       if (bmRequestType == (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE))\r
-                       {\r
-                               Endpoint_ClearSetupReceived();\r
-                               \r
-                               /* Wait until the LED report has been sent by the host */\r
-                               while (!(Endpoint_IsSetupOUTReceived()));\r
-\r
-                               /* Read in the LED report from the host */\r
-                               uint8_t LEDStatus = Endpoint_Read_Byte();\r
-\r
-                               /* Process the incoming LED report */\r
-                               ProcessLEDReport(LEDStatus);\r
-                       \r
-                               /* Clear the endpoint data */\r
-                               Endpoint_ClearSetupOUT();\r
-\r
-                               /* Acknowledge status stage */\r
-                               while (!(Endpoint_IsSetupINReady()));\r
-                               Endpoint_ClearSetupIN();\r
-                       }\r
-                       \r
-                       break;\r
-               case REQ_GetProtocol:\r
-                       if (bmRequestType == (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE))\r
-                       {\r
-                               Endpoint_ClearSetupReceived();\r
-                               \r
-                               /* Write the current protocol flag to the host */\r
-                               Endpoint_Write_Byte(UsingReportProtocol);\r
-                               \r
-                               /* Send the flag to the host */\r
-                               Endpoint_ClearSetupIN();\r
-\r
-                               /* Acknowledge status stage */\r
-                               while (!(Endpoint_IsSetupOUTReceived()));\r
-                               Endpoint_ClearSetupOUT();\r
-                       }\r
-                       \r
-                       break;\r
-               case REQ_SetProtocol:\r
-                       if (bmRequestType == (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE))\r
-                       {\r
-                               /* Read in the wValue parameter containing the new protocol mode */\r
-                               uint16_t wValue = Endpoint_Read_Word_LE();\r
-                                                               \r
-                               Endpoint_ClearSetupReceived();\r
-\r
-                               /* Set or clear the flag depending on what the host indicates that the current Protocol should be */\r
-                               UsingReportProtocol = (wValue != 0x0000);\r
-\r
-                               /* Acknowledge status stage */\r
-                               while (!(Endpoint_IsSetupINReady()));\r
-                               Endpoint_ClearSetupIN();\r
-                       }\r
-                       \r
-                       break;\r
-               case REQ_SetIdle:\r
-                       if (bmRequestType == (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE))\r
-                       {\r
-                               /* Read in the wValue parameter containing the idle period */\r
-                               uint16_t wValue = Endpoint_Read_Word_LE();\r
-                               \r
-                               Endpoint_ClearSetupReceived();\r
-                               \r
-                               /* Get idle period in MSB */\r
-                               IdleCount = (wValue >> 8);\r
-                               \r
-                               /* Acknowledge status stage */\r
-                               while (!(Endpoint_IsSetupINReady()));\r
-                               Endpoint_ClearSetupIN();\r
-                       }\r
-                       \r
-                       break;\r
-               case REQ_GetIdle:\r
-                       if (bmRequestType == (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE))\r
-                       {               \r
-                               Endpoint_ClearSetupReceived();\r
-                               \r
-                               /* Write the current idle duration to the host */\r
-                               Endpoint_Write_Byte(IdleCount);\r
-                               \r
-                               /* Send the flag to the host */\r
-                               Endpoint_ClearSetupIN();\r
-\r
-                               /* Acknowledge status stage */\r
-                               while (!(Endpoint_IsSetupOUTReceived()));\r
-                               Endpoint_ClearSetupOUT();\r
-                       }\r
-\r
-                       break;\r
-       }\r
+    USB_HID_ProcessControlPacket(&Keyboard_HID_Interface);\r

 }\r
 \r
 }\r
 \r

-/** ISR for the timer 0 compare vector. This ISR fires once each millisecond, and increments the\r
- *  scheduler elapsed idle period counter when the host has set an idle period.\r
- */\r
+/** ISR to keep track of each millisecond interrupt, for determining the HID class idle period remaining when set. */\r

 ISR(TIMER0_COMPA_vect, ISR_BLOCK)\r
 {\r
 ISR(TIMER0_COMPA_vect, ISR_BLOCK)\r
 {\r

-       /* One millisecond has elapsed, decrement the idle time remaining counter if it has not already elapsed */\r
-       if (IdleMSRemaining)\r
-         IdleMSRemaining--;\r
+       if (Keyboard_HID_Interface.IdleMSRemaining)\r
+         Keyboard_HID_Interface.IdleMSRemaining--;\r

 }\r
 \r
 }\r
 \r

-/** Fills the given HID report data structure with the next HID report to send to the host.\r
+/** HID class driver callback function for the creation of HID reports to the host.\r

  *\r
  *\r

- *  \param ReportData  Pointer to a HID report data structure to be filled\r
- */\r
-void CreateKeyboardReport(USB_KeyboardReport_Data_t* ReportData)\r
-{\r
-       uint8_t JoyStatus_LCL = Joystick_GetStatus();\r
-\r
-       /* Clear the report contents */\r
-       memset(ReportData, 0, sizeof(USB_KeyboardReport_Data_t));\r
-\r
-       if (JoyStatus_LCL & JOY_UP)\r
-         ReportData->KeyCode[0] = 0x04; // A\r
-       else if (JoyStatus_LCL & JOY_DOWN)\r
-         ReportData->KeyCode[0] = 0x05; // B\r
-\r
-       if (JoyStatus_LCL & JOY_LEFT)\r
-         ReportData->KeyCode[0] = 0x06; // C\r
-       else if (JoyStatus_LCL & JOY_RIGHT)\r
-         ReportData->KeyCode[0] = 0x07; // D\r
-\r
-       if (JoyStatus_LCL & JOY_PRESS)\r
-         ReportData->KeyCode[0] = 0x08; // E\r
-}\r
-\r
-/** Processes a received LED report, and updates the board LEDs states to match.\r
+ *  \param HIDInterfaceInfo  Pointer to the HID class interface configuration structure being referenced\r
+ *  \param ReportData  Pointer to a buffer where the created report should be stored\r

  *\r
  *\r

- *  \param LEDReport  LED status report from the host\r
+ *  \return Number of bytes written in the report (or zero if no report is to be sent\r

  */\r
  */\r

-void ProcessLEDReport(uint8_t LEDReport)\r
+uint16_t CALLBACK_USB_HID_CreateNextHIDReport(USB_ClassInfo_HID_t* HIDInterfaceInfo, void* ReportData)\r

 {\r
 {\r

-       uint8_t LEDMask = LEDS_LED2;\r
-       \r
-       if (LEDReport & 0x01) // NUM Lock\r
-         LEDMask |= LEDS_LED1;\r
-       \r
-       if (LEDReport & 0x02) // CAPS Lock\r
-         LEDMask |= LEDS_LED3;\r
-\r
-       if (LEDReport & 0x04) // SCROLL Lock\r
-         LEDMask |= LEDS_LED4;\r
-\r
-       /* Set the status LEDs to the current Keyboard LED status */\r
-       LEDs_SetAllLEDs(LEDMask);\r
+    USB_KeyboardReport_Data_t* KeyboardReport = (USB_KeyboardReport_Data_t*)ReportData;\r
+    \r
+    uint8_t JoyStatus_LCL    = Joystick_GetStatus();\r
+    uint8_t ButtonStatus_LCL = Buttons_GetStatus();\r
+\r
+    if (JoyStatus_LCL & JOY_UP)\r
+      KeyboardReport->KeyCode[0] = 0x04; // A\r
+    else if (JoyStatus_LCL & JOY_DOWN)\r
+      KeyboardReport->KeyCode[0] = 0x05; // B\r
+\r
+    if (JoyStatus_LCL & JOY_LEFT)\r
+      KeyboardReport->KeyCode[0] = 0x06; // C\r
+    else if (JoyStatus_LCL & JOY_RIGHT)\r
+      KeyboardReport->KeyCode[0] = 0x07; // D\r
+\r
+    if (JoyStatus_LCL & JOY_PRESS)\r
+      KeyboardReport->KeyCode[0] = 0x08; // E\r
+      \r
+    if (ButtonStatus_LCL & BUTTONS_BUTTON1)\r
+      KeyboardReport->KeyCode[0] = 0x09; // F\r
+      \r
+    return sizeof(USB_KeyboardReport_Data_t);\r

 }\r
 \r
 }\r
 \r

-/** Sends the next HID report to the host, via the keyboard data endpoint. */\r
-static inline void SendNextReport(void)\r
-{\r
-       static USB_KeyboardReport_Data_t PrevKeyboardReportData;\r
-       USB_KeyboardReport_Data_t        KeyboardReportData;\r
-       bool                             SendReport = true;\r
-       \r
-       /* Create the next keyboard report for transmission to the host */\r
-       CreateKeyboardReport(&KeyboardReportData);\r
-       \r
-       /* Check if the idle period is set */\r
-       if (IdleCount)\r
-       {\r
-               /* Check if idle period has elapsed */\r
-               if (!(IdleMSRemaining))\r
-               {\r
-                       /* Reset the idle time remaining counter, must multiply by 4 to get the duration in milliseconds */\r
-                       IdleMSRemaining = (IdleCount << 2);\r
-               }\r
-               else\r
-               {\r
-                       /* Idle period not elapsed, indicate that a report must not be sent unless the report has changed */\r
-                       SendReport = (memcmp(&PrevKeyboardReportData, &KeyboardReportData, sizeof(USB_KeyboardReport_Data_t)) != 0);\r
-               }\r
-       }\r
-       \r
-       /* Save the current report data for later comparison to check for changes */\r
-       PrevKeyboardReportData = KeyboardReportData;\r
-\r
-       /* Select the Keyboard Report Endpoint */\r
-       Endpoint_SelectEndpoint(KEYBOARD_EPNUM);\r
-\r
-       /* Check if Keyboard Endpoint Ready for Read/Write, and if we should send a report */\r
-       if (Endpoint_ReadWriteAllowed() && SendReport)\r
-       {\r
-               /* Write Keyboard Report Data */\r
-               Endpoint_Write_Stream_LE(&KeyboardReportData, sizeof(KeyboardReportData));\r
-\r
-               /* Finalize the stream transfer to send the last packet */\r
-               Endpoint_ClearCurrentBank();\r
-       }\r
-}\r
-\r
-/** Reads the next LED status report from the host from the LED data endpoint, if one has been sent. */\r
-static inline void ReceiveNextReport(void)\r
-{\r
-       /* Select the Keyboard LED Report Endpoint */\r
-       Endpoint_SelectEndpoint(KEYBOARD_LEDS_EPNUM);\r
-\r
-       /* Check if Keyboard LED Endpoint Ready for Read/Write */\r
-       if (!(Endpoint_ReadWriteAllowed()))\r
-         return;\r
-\r
-       /* Read in the LED report from the host */\r
-       uint8_t LEDReport = Endpoint_Read_Byte();\r
-\r
-       /* Handshake the OUT Endpoint - clear endpoint and ready for next report */\r
-       Endpoint_ClearCurrentBank();\r
-\r
-       /* Process the read LED report from the host */\r
-       ProcessLEDReport(LEDReport);\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
+/** HID class driver callback function for the processing of HID reports from the host.\r

  *\r
  *\r

- *  \param CurrentStatus  Current status of the system, from the Keyboard_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
-#if !defined(INTERRUPT_DATA_ENDPOINT)\r
-/** Function to manage HID report generation and transmission to the host, when in report mode. */\r
-TASK(USB_Keyboard_Report)\r
-{\r
-       /* Check if the USB system is connected to a host */\r
-       if (USB_IsConnected)\r
-       {\r
-               /* Send the next keypress report to the host */\r
-               SendNextReport();\r
-               \r
-               /* Process the LED report sent from the host */\r
-               ReceiveNextReport();\r
-       }\r
-}\r
-#endif\r
-\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. It is also used to respond to standard and class specific requests send to the device on the control\r
- *  endpoint, by handing them off to the LUFA library when they are received.\r
+ *  \param HIDInterfaceInfo  Pointer to the HID class interface configuration structure being referenced\r
+ *  \param ReportData  Pointer to a buffer where the created report has been stored\r
+ *  \param ReportSize  Size in bytes of the received HID report\r

  */\r
  */\r

-ISR(ENDPOINT_PIPE_vect, ISR_BLOCK)\r
+void CALLBACK_USB_HID_ProcessReceivedHIDReport(USB_ClassInfo_HID_t* HIDInterfaceInfo, void* ReportData, uint16_t ReportSize)\r

 {\r
 {\r

-       #if defined(INTERRUPT_CONTROL_ENDPOINT)\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
-       #endif\r
-\r
-       #if defined(INTERRUPT_DATA_ENDPOINT)\r
-       /* Check if keyboard endpoint has interrupted */\r
-       if (Endpoint_HasEndpointInterrupted(KEYBOARD_EPNUM))\r
-       {\r
-               /* Select the Keyboard Report Endpoint */\r
-               Endpoint_SelectEndpoint(KEYBOARD_EPNUM);\r
-\r
-               /* Clear the endpoint IN interrupt flag */\r
-               USB_INT_Clear(ENDPOINT_INT_IN);\r
-\r
-               /* Clear the Keyboard Report endpoint interrupt */\r
-               Endpoint_ClearEndpointInterrupt(KEYBOARD_EPNUM);\r
-\r
-               /* Send the next keypress report to the host */\r
-               SendNextReport();\r
-       }\r
-\r
-       /* Check if Keyboard LED status Endpoint has interrupted */\r
-       if (Endpoint_HasEndpointInterrupted(KEYBOARD_LEDS_EPNUM))\r
-       {\r
-               /* Select the Keyboard LED Report Endpoint */\r
-               Endpoint_SelectEndpoint(KEYBOARD_LEDS_EPNUM);\r
-\r
-               /* Clear the endpoint OUT interrupt flag */\r
-               USB_INT_Clear(ENDPOINT_INT_OUT);\r
-\r
-               /* Clear the Keyboard LED Report endpoint interrupt */\r
-               Endpoint_ClearEndpointInterrupt(KEYBOARD_LEDS_EPNUM);\r
-\r
-               /* Process the LED report sent from the host */\r
-               ReceiveNextReport();\r
-       }\r
-       #endif\r
+    uint8_t  LEDMask   = LEDS_NO_LEDS;\r
+    uint8_t* LEDReport = (uint8_t*)ReportData;\r
+\r
+    if (*LEDReport & 0x01) // NUM Lock\r
+      LEDMask |= LEDS_LED1;\r
+    \r
+    if (*LEDReport & 0x02) // CAPS Lock\r
+      LEDMask |= LEDS_LED3;\r
+\r
+    if (*LEDReport & 0x04) // SCROLL Lock\r
+      LEDMask |= LEDS_LED4;\r
+      \r
+    LEDs_SetAllLEDs(LEDMask);\r

 }\r
 }\r