Commit for the LUFA-130303 release.

[pub/USBasp.git] / Demos / Device / ClassDriver / GenericHID / GenericHID.c

diff --git a/Demos/Device/ClassDriver/GenericHID/GenericHID.c b/Demos/Device/ClassDriver/GenericHID/GenericHID.c
index 7e485f3..d56b914 100644 (file)
--- a/Demos/Device/ClassDriver/GenericHID/GenericHID.c
+++ b/Demos/Device/ClassDriver/GenericHID/GenericHID.c
@@ -1,13 +1,13 @@
 /*
              LUFA Library
 /*
              LUFA Library

-     Copyright (C) Dean Camera, 2010.
+     Copyright (C) Dean Camera, 2013.

 
   dean [at] fourwalledcubicle [dot] com
            www.lufa-lib.org
 */
 
 /*
 
   dean [at] fourwalledcubicle [dot] com
            www.lufa-lib.org
 */
 
 /*

-  Copyright 2010  Dean Camera (dean [at] fourwalledcubicle [dot] com)
+  Copyright 2013  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
 
   Permission to use, copy, modify, distribute, and sell this
   software and its documentation for any purpose is hereby granted


@@ -18,7 +18,7 @@
   advertising or publicity pertaining to distribution of the
   software without specific, written prior permission.
 
   advertising or publicity pertaining to distribution of the
   software without specific, written prior permission.
 

-  The author disclaim all warranties with regard to this
+  The author disclaims 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
   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


@@ -37,15 +37,7 @@
 #include "GenericHID.h"
 
 /** Buffer to hold the previously generated HID report, for comparison purposes inside the HID class driver. */
 #include "GenericHID.h"
 
 /** Buffer to hold the previously generated HID report, for comparison purposes inside the HID class driver. */

-uint8_t PrevHIDReportBuffer[GENERIC_REPORT_SIZE];
-
-/** Structure to contain reports from the host, so that they can be echoed back upon request */
-struct
-{
-       uint8_t  ReportID;
-       uint16_t ReportSize;
-       uint8_t  ReportData[GENERIC_REPORT_SIZE];
-} HIDReportEcho;
+static uint8_t PrevHIDReportBuffer[GENERIC_REPORT_SIZE];

 
 /** 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


@@ -56,16 +48,18 @@ USB_ClassInfo_HID_Device_t Generic_HID_Interface =
                .Config =
                        {
                                .InterfaceNumber              = 0,
                .Config =
                        {
                                .InterfaceNumber              = 0,

-
-                               .ReportINEndpointNumber       = GENERIC_IN_EPNUM,
-                               .ReportINEndpointSize         = GENERIC_EPSIZE,
-                               .ReportINEndpointDoubleBank   = false,
-
+                               .ReportINEndpoint             =
+                                       {
+                                               .Address              = GENERIC_IN_EPADDR,
+                                               .Size                 = GENERIC_EPSIZE,
+                                               .Banks                = 1,
+                                       },

                                .PrevReportINBuffer           = PrevHIDReportBuffer,
                                .PrevReportINBufferSize       = sizeof(PrevHIDReportBuffer),
                        },
        };
 
                                .PrevReportINBuffer           = PrevHIDReportBuffer,
                                .PrevReportINBufferSize       = sizeof(PrevHIDReportBuffer),
                        },
        };
 

+

 /** 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.
  */


@@ -74,7 +68,7 @@ int main(void)
        SetupHardware();
 
        LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
        SetupHardware();
 
        LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);

-       sei();
+       GlobalInterruptEnable();

 
        for (;;)
        {
 
        for (;;)
        {


@@ -140,7 +134,7 @@ void EVENT_USB_Device_StartOfFrame(void)
  *  \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[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
+ *  \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
  */


@@ -150,13 +144,16 @@ bool CALLBACK_HID_Device_CreateHIDReport(USB_ClassInfo_HID_Device_t* const HIDIn
                                          void* ReportData,
                                          uint16_t* const ReportSize)
 {
                                          void* ReportData,
                                          uint16_t* const ReportSize)
 {

-       if (HIDReportEcho.ReportID)
-         *ReportID = HIDReportEcho.ReportID;
+       uint8_t* Data = (uint8_t*)ReportData;
+       uint8_t  CurrLEDMask = LEDs_GetLEDs();

 
 

-       memcpy(ReportData, HIDReportEcho.ReportData, HIDReportEcho.ReportSize);
+       Data[0] = ((CurrLEDMask & LEDS_LED1) ? 1 : 0);
+       Data[1] = ((CurrLEDMask & LEDS_LED2) ? 1 : 0);
+       Data[2] = ((CurrLEDMask & LEDS_LED3) ? 1 : 0);
+       Data[3] = ((CurrLEDMask & LEDS_LED4) ? 1 : 0);

 
 

-       *ReportSize = HIDReportEcho.ReportSize;
-       return true;
+       *ReportSize = GENERIC_REPORT_SIZE;
+       return false;

 }
 
 /** HID class driver callback function for the processing of HID reports from the host.
 }
 
 /** HID class driver callback function for the processing of HID reports from the host.


@@ -164,7 +161,7 @@ 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] ReportType  The type of report that the host has sent, either HID_REPORT_ITEM_Out or HID_REPORT_ITEM_Feature
  *  \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 created report has been stored
+ *  \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,
  *  \param[in] ReportSize  Size in bytes of the received HID report
  */
 void CALLBACK_HID_Device_ProcessHIDReport(USB_ClassInfo_HID_Device_t* const HIDInterfaceInfo,


@@ -173,8 +170,21 @@ void CALLBACK_HID_Device_ProcessHIDReport(USB_ClassInfo_HID_Device_t* const HIDI
                                           const void* ReportData,
                                           const uint16_t ReportSize)
 {
                                           const void* ReportData,
                                           const uint16_t ReportSize)
 {

-       HIDReportEcho.ReportID   = ReportID;
-       HIDReportEcho.ReportSize = ReportSize;
-       memcpy(HIDReportEcho.ReportData, ReportData, ReportSize);
+       uint8_t* Data = (uint8_t*)ReportData;
+       uint8_t  NewLEDMask = LEDS_NO_LEDS;
+
+       if (Data[0])
+         NewLEDMask |= LEDS_LED1;
+
+       if (Data[1])
+         NewLEDMask |= LEDS_LED2;
+
+       if (Data[2])
+         NewLEDMask |= LEDS_LED3;
+
+       if (Data[3])
+         NewLEDMask |= LEDS_LED4;
+
+       LEDs_SetAllLEDs(NewLEDMask);

 }
 
 }