X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/782614dbb55addcae8c9d4d9e1ce3dec81287282..0da99447d3e88e83f9977501bee56af5c7aa56c0:/Demos/Device/ClassDriver/GenericHID/GenericHID.c

diff --git a/Demos/Device/ClassDriver/GenericHID/GenericHID.c b/Demos/Device/ClassDriver/GenericHID/GenericHID.c
index c6b857042..aa365bde2 100644
--- a/Demos/Device/ClassDriver/GenericHID/GenericHID.c
+++ b/Demos/Device/ClassDriver/GenericHID/GenericHID.c
@@ -1,13 +1,13 @@
 /*
              LUFA Library
-     Copyright (C) Dean Camera, 2011.
+     Copyright (C) Dean Camera, 2012.
 
   dean [at] fourwalledcubicle [dot] com
            www.lufa-lib.org
 */
 
 /*
-  Copyright 2011  Dean Camera (dean [at] fourwalledcubicle [dot] com)
+  Copyright 2012  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
@@ -39,14 +39,6 @@
 /** Buffer to hold the previously generated HID report, for comparison purposes inside the HID class driver. */
 static uint8_t PrevHIDReportBuffer[GENERIC_REPORT_SIZE];
 
-/** Structure to contain reports from the host, so that they can be echoed back upon request */
-static struct
-{
-	uint8_t  ReportID;
-	uint16_t ReportSize;
-	uint8_t  ReportData[GENERIC_REPORT_SIZE];
-} HIDReportEcho;
-
 /** 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.
@@ -56,11 +48,12 @@ USB_ClassInfo_HID_Device_t Generic_HID_Interface =
 		.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),
 			},
@@ -141,7 +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[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
  */
@@ -151,13 +144,16 @@ bool CALLBACK_HID_Device_CreateHIDReport(USB_ClassInfo_HID_Device_t* const HIDIn
                                          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.
@@ -165,7 +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] 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,
@@ -174,8 +170,21 @@ void CALLBACK_HID_Device_ProcessHIDReport(USB_ClassInfo_HID_Device_t* const HIDI
                                           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_LED1;
+
+	if (Data[2])
+	  NewLEDMask |= LEDS_LED1;
+
+	if (Data[3])
+	  NewLEDMask |= LEDS_LED1;
+
+	LEDs_SetAllLEDs(NewLEDMask);
 }