Add bootloader projects for Atmel Studio 6.1 (requires latest AS6.1 trunk).
[pub/USBasp.git] / Projects / Magstripe / Magstripe.c
index ebdee36..85df8b5 100644 (file)
@@ -1,6 +1,6 @@
 /*
              LUFA Library
-     Copyright (C) Dean Camera, 2011.
+     Copyright (C) Dean Camera, 2013.
 
   dean [at] fourwalledcubicle [dot] com
            www.lufa-lib.org
@@ -8,7 +8,7 @@
 
 /*
   Copyright 2010  Denver Gingerich (denver [at] ossguy [dot] com)
-  Copyright 2011  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
@@ -19,7 +19,7 @@
   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
 /** Bit buffers to hold the read bits for each of the three magnetic card tracks before they are transmitted
  *  to the host as keyboard presses.
  */
-BitBuffer_t TrackDataBuffers[TOTAL_TRACKS];
+static BitBuffer_t TrackDataBuffers[TOTAL_TRACKS];
 
 /** Pointer to the current track buffer being sent to the host. */
-BitBuffer_t* CurrentTrackBuffer = &TrackDataBuffers[TOTAL_TRACKS];
+static BitBuffer_t* CurrentTrackBuffer = &TrackDataBuffers[TOTAL_TRACKS];
 
 /** 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
@@ -57,16 +57,18 @@ USB_ClassInfo_HID_Device_t Keyboard_HID_Interface =
                .Config =
                        {
                                .InterfaceNumber            = 0,
-
-                               .ReportINEndpointNumber     = KEYBOARD_EPNUM,
-                               .ReportINEndpointSize       = KEYBOARD_EPSIZE,
-                               .ReportINEndpointDoubleBank = KEYBOARD_EPSIZE,
-
+                               .ReportINEndpoint           =
+                                       {
+                                               .Address            = KEYBOARD_EPADDR,
+                                               .Size               = KEYBOARD_EPSIZE,
+                                               .Banks              = 1,
+                                       },
                                .PrevReportINBuffer         = PrevKeyboardHIDReportBuffer,
                                .PrevReportINBufferSize     = sizeof(PrevKeyboardHIDReportBuffer),
                        },
        };
 
+
 /** Main program entry point. This routine contains the overall program flow, including initial
  *  setup of all components and the main program loop.
  */
@@ -77,7 +79,7 @@ int main(void)
        for (uint8_t Buffer = 0; Buffer < TOTAL_TRACKS; Buffer++)
          BitBuffer_Init(&TrackDataBuffers[Buffer]);
 
-       sei();
+       GlobalInterruptEnable();
 
        for (;;)
        {
@@ -163,13 +165,13 @@ void EVENT_USB_Device_StartOfFrame(void)
 
 /** 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 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[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 \c true to force the sending of the report, \c 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,
@@ -219,6 +221,6 @@ void CALLBACK_HID_Device_ProcessHIDReport(USB_ClassInfo_HID_Device_t* const HIDI
                                           const void* ReportData,
                                           const uint16_t ReportSize)
 {
-       // Unused (but mandatory for the HID class driver) in this demo, since there are no Host->Device reports
+       // Ignore keyboard LED reports from the host, but still need to declare the callback routine
 }