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+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 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
+ without fee, provided that the above copyright notice appear in
+ 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
+ software without specific, written prior permission.
+
+ 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
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ *
+ * Header file for BootloaderPrinter.c.
+ */
+
+#ifndef _BOOTLOADER_PRINTER_H_
+#define _BOOTLOADER_PRINTER_H_
+
+ /* Includes: */
+ #include <avr/io.h>
+ #include <avr/wdt.h>
+ #include <avr/power.h>
+ #include <avr/interrupt.h>
+
+ #include "Descriptors.h"
+
+ #include <LUFA/Drivers/Board/LEDs.h>
+ #include <LUFA/Drivers/USB/USB.h>
+ #include <LUFA/Platform/Platform.h>
+
+ /* Preprocessor Checks: */
+ #if !defined(__OPTIMIZE_SIZE__)
+ #error This bootloader requires that it be optimized for size, not speed, to fit into the target device. Change optimization settings and try again.
+ #endif
+
+ /* Macros: */
+ /** LED mask for the library LED driver, to indicate that the USB interface is not ready. */
+ #define LEDMASK_USB_NOTREADY LEDS_LED1
+
+ /** LED mask for the library LED driver, to indicate that the USB interface is enumerating. */
+ #define LEDMASK_USB_ENUMERATING (LEDS_LED2 | LEDS_LED3)
+
+ /** LED mask for the library LED driver, to indicate that the USB interface is ready. */
+ #define LEDMASK_USB_READY (LEDS_LED2 | LEDS_LED4)
+
+ /** LED mask for the library LED driver, to indicate that an error has occurred in the USB interface. */
+ #define LEDMASK_USB_ERROR (LEDS_LED1 | LEDS_LED3)
+
+ /** LED mask for the library LED driver, to indicate that the USB interface is busy. */
+ #define LEDMASK_USB_BUSY LEDS_LED2
+
+ /** Magic bootloader key to unlock forced application start mode. */
+ #define MAGIC_BOOT_KEY 0xDC42
+
+ /* Enums: */
+ /** Intel HEX parser state machine states. */
+ enum HEX_Parser_States_t
+ {
+ HEX_PARSE_STATE_WAIT_LINE, /**< Parser is waiting for a HEX Start of Line character. */
+ HEX_PARSE_STATE_BYTE_COUNT, /**< Parser is waiting for a record byte count. */
+ HEX_PARSE_STATE_ADDRESS_HIGH, /**< Parser is waiting for the MSB of a record address. */
+ HEX_PARSE_STATE_ADDRESS_LOW, /**< Parser is waiting for the LSB of a record address. */
+ HEX_PARSE_STATE_RECORD_TYPE, /**< Parser is waiting for the record type. */
+ HEX_PARSE_STATE_READ_DATA, /**< Parser is waiting for more data in the current record. */
+ HEX_PARSE_STATE_CHECKSUM, /**< Parser is waiting for the checksum of the current record. */
+ };
+
+ /** Intel HEX record types, used to indicate the type of record contained in a line of a HEX file. */
+ enum HEX_Record_Types_t
+ {
+ HEX_RECORD_TYPE_Data = 0, /**< Record contains loadable data. */
+ HEX_RECORD_TYPE_EndOfFile = 1, /**< End of file record. */
+ HEX_RECORD_TYPE_ExtendedSegmentAddress = 2, /**< Extended segment start record. */
+ HEX_RECORD_TYPE_StartSegmentAddress = 3, /**< Normal segment start record. */
+ HEX_RECORD_TYPE_ExtendedLinearAddress = 4, /**< Extended linear address start record. */
+ HEX_RECORD_TYPE_StartLinearAddress = 5, /**< Linear address start record. */
+ };
+
+ /* Function Prototypes: */
+ static void SetupHardware(void);
+
+ void EVENT_USB_Device_Connect(void);
+ void EVENT_USB_Device_Disconnect(void);
+ void EVENT_USB_Device_ConfigurationChanged(void);
+ void EVENT_USB_Device_ControlRequest(void);
+
+#endif
+