Add tag for the 120219 release.
[pub/USBasp.git] / Demos / Device / ClassDriver / Keyboard / Keyboard.c
index 975c4d3..15a7f17 100644 (file)
@@ -1,21 +1,21 @@
 /*
              LUFA Library
 /*
              LUFA Library
-     Copyright (C) Dean Camera, 2010.
-              
+     Copyright (C) Dean Camera, 2012.
+
   dean [at] fourwalledcubicle [dot] com
   dean [at] fourwalledcubicle [dot] com
-      www.fourwalledcubicle.com
+           www.lufa-lib.org
 */
 
 /*
 */
 
 /*
-  Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+  Copyright 201 Dean Camera (dean [at] fourwalledcubicle [dot] com)
 
 
-  Permission to use, copy, modify, distribute, and sell this 
+  Permission to use, copy, modify, distribute, and sell this
   software and its documentation for any purpose is hereby granted
   software and its documentation for any purpose is hereby granted
-  without fee, provided that the above copyright notice appear in 
+  without fee, provided that the above copyright notice appear in
   all copies and that both that the copyright notice and this
   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 
+  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 without specific, written prior permission.
 
   The author disclaim all warranties with regard to this
@@ -37,7 +37,7 @@
 #include "Keyboard.h"
 
 /** Buffer to hold the previously generated Keyboard HID report, for comparison purposes inside the HID class driver. */
 #include "Keyboard.h"
 
 /** Buffer to hold the previously generated Keyboard HID report, for comparison purposes inside the HID class driver. */
-uint8_t PrevKeyboardHIDReportBuffer[sizeof(USB_KeyboardReport_Data_t)];
+static uint8_t PrevKeyboardHIDReportBuffer[sizeof(USB_KeyboardReport_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
 
 /** 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
@@ -58,6 +58,7 @@ USB_ClassInfo_HID_Device_t Keyboard_HID_Interface =
                        },
     };
 
                        },
     };
 
+
 /** Main program entry point. This routine contains the overall program flow, including initial
  *  setup of all components and the main program loop.
  */
 /** Main program entry point. This routine contains the overall program flow, including initial
  *  setup of all components and the main program loop.
  */
@@ -67,7 +68,7 @@ int main(void)
 
        LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
        sei();
 
        LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
        sei();
-       
+
        for (;;)
        {
                HID_Device_USBTask(&Keyboard_HID_Interface);
        for (;;)
        {
                HID_Device_USBTask(&Keyboard_HID_Interface);
@@ -107,16 +108,17 @@ void EVENT_USB_Device_Disconnect(void)
 /** Event handler for the library USB Configuration Changed event. */
 void EVENT_USB_Device_ConfigurationChanged(void)
 {
 /** Event handler for the library USB Configuration Changed event. */
 void EVENT_USB_Device_ConfigurationChanged(void)
 {
-       LEDs_SetAllLEDs(LEDMASK_USB_READY);
+       bool ConfigSuccess = true;
 
 
-       if (!(HID_Device_ConfigureEndpoints(&Keyboard_HID_Interface)))
-         LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
+       ConfigSuccess &= HID_Device_ConfigureEndpoints(&Keyboard_HID_Interface);
 
        USB_Device_EnableSOFEvents();
 
        USB_Device_EnableSOFEvents();
+
+       LEDs_SetAllLEDs(ConfigSuccess ? LEDMASK_USB_READY : LEDMASK_USB_ERROR);
 }
 
 }
 
-/** Event handler for the library USB Unhandled Control Request event. */
-void EVENT_USB_Device_UnhandledControlRequest(void)
+/** Event handler for the library USB Control Request reception event. */
+void EVENT_USB_Device_ControlRequest(void)
 {
        HID_Device_ProcessControlRequest(&Keyboard_HID_Interface);
 }
 {
        HID_Device_ProcessControlRequest(&Keyboard_HID_Interface);
 }
@@ -129,42 +131,45 @@ void EVENT_USB_Device_StartOfFrame(void)
 
 /** HID class driver callback function for the creation of HID reports to the host.
  *
 
 /** 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 REPORT_ITEM_TYPE_In or REPORT_ITEM_TYPE_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
+ *  \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
  */
  *
  *  \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* ReportSize)
+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_KeyboardReport_Data_t* KeyboardReport = (USB_KeyboardReport_Data_t*)ReportData;
 {
        USB_KeyboardReport_Data_t* KeyboardReport = (USB_KeyboardReport_Data_t*)ReportData;
-       
+
        uint8_t JoyStatus_LCL    = Joystick_GetStatus();
        uint8_t ButtonStatus_LCL = Buttons_GetStatus();
 
        uint8_t UsedKeyCodes = 0;
        uint8_t JoyStatus_LCL    = Joystick_GetStatus();
        uint8_t ButtonStatus_LCL = Buttons_GetStatus();
 
        uint8_t UsedKeyCodes = 0;
-               
+
        if (JoyStatus_LCL & JOY_UP)
        if (JoyStatus_LCL & JOY_UP)
-         KeyboardReport->KeyCode[UsedKeyCodes++] = 0x04; // A
+         KeyboardReport->KeyCode[UsedKeyCodes++] = HID_KEYBOARD_SC_A;
        else if (JoyStatus_LCL & JOY_DOWN)
        else if (JoyStatus_LCL & JOY_DOWN)
-         KeyboardReport->KeyCode[UsedKeyCodes++] = 0x05; // B
+         KeyboardReport->KeyCode[UsedKeyCodes++] = HID_KEYBOARD_SC_B;
 
        if (JoyStatus_LCL & JOY_LEFT)
 
        if (JoyStatus_LCL & JOY_LEFT)
-         KeyboardReport->KeyCode[UsedKeyCodes++] = 0x06; // C
+         KeyboardReport->KeyCode[UsedKeyCodes++] = HID_KEYBOARD_SC_C;
        else if (JoyStatus_LCL & JOY_RIGHT)
        else if (JoyStatus_LCL & JOY_RIGHT)
-         KeyboardReport->KeyCode[UsedKeyCodes++] = 0x07; // D
+         KeyboardReport->KeyCode[UsedKeyCodes++] = HID_KEYBOARD_SC_D;
 
        if (JoyStatus_LCL & JOY_PRESS)
 
        if (JoyStatus_LCL & JOY_PRESS)
-         KeyboardReport->KeyCode[UsedKeyCodes++] = 0x08; // E
-         
+         KeyboardReport->KeyCode[UsedKeyCodes++] = HID_KEYBOARD_SC_E;
+
        if (ButtonStatus_LCL & BUTTONS_BUTTON1)
        if (ButtonStatus_LCL & BUTTONS_BUTTON1)
-         KeyboardReport->KeyCode[UsedKeyCodes++] = 0x09; // F
+         KeyboardReport->KeyCode[UsedKeyCodes++] = HID_KEYBOARD_SC_F;
 
        if (UsedKeyCodes)
 
        if (UsedKeyCodes)
-         KeyboardReport->Modifier = HID_KEYBOARD_MODIFER_LEFTSHIFT;
+         KeyboardReport->Modifier = HID_KEYBOARD_MODIFIER_LEFTSHIFT;
 
        *ReportSize = sizeof(USB_KeyboardReport_Data_t);
        return false;
 
        *ReportSize = sizeof(USB_KeyboardReport_Data_t);
        return false;
@@ -174,24 +179,28 @@ bool CALLBACK_HID_Device_CreateHIDReport(USB_ClassInfo_HID_Device_t* const HIDIn
  *
  *  \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] 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 REPORT_ITEM_TYPE_Out or REPORT_ITEM_TYPE_Feature
- *  \param[in] ReportData  Pointer to a buffer where the created report has been stored
+ *  \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
  */
  *  \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)
+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)
 {
        uint8_t  LEDMask   = LEDS_NO_LEDS;
        uint8_t* LEDReport = (uint8_t*)ReportData;
 
        if (*LEDReport & HID_KEYBOARD_LED_NUMLOCK)
          LEDMask |= LEDS_LED1;
 {
        uint8_t  LEDMask   = LEDS_NO_LEDS;
        uint8_t* LEDReport = (uint8_t*)ReportData;
 
        if (*LEDReport & HID_KEYBOARD_LED_NUMLOCK)
          LEDMask |= LEDS_LED1;
-       
+
        if (*LEDReport & HID_KEYBOARD_LED_CAPSLOCK)
          LEDMask |= LEDS_LED3;
 
        if (*LEDReport & HID_KEYBOARD_LED_SCROLLLOCK)
          LEDMask |= LEDS_LED4;
        if (*LEDReport & HID_KEYBOARD_LED_CAPSLOCK)
          LEDMask |= LEDS_LED3;
 
        if (*LEDReport & HID_KEYBOARD_LED_SCROLLLOCK)
          LEDMask |= LEDS_LED4;
-         
+
        LEDs_SetAllLEDs(LEDMask);
 }
        LEDs_SetAllLEDs(LEDMask);
 }
+