Stable version

.gitignore

+_build

LICENSE

+MIT License
+
+Copyright (c) [year] [fullname]
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

Makefile

+# Universal Makefile   Version: 23.02.2016
+#
+# Appears to work under Linux, OSX, and Cygwin/Windows.
+# Under OSX it should be named "Makefile".
+#
+# Requires GNU 'make' and 'find'.
+
+# Target Architecture
+BOARD := LaFortuna
+MCU   := at90usb1286
+F_CPU := 8000000UL
+
+# Tool Options
+CFLAGS    := -Os -mmcu=$(MCU) -DF_CPU=$(F_CPU)
+# CFLAGS    += -Wl,-u,vfprintf -lprintf_flt -lm  # floating point support
+CFLAGS    += -fno-strict-aliasing  # FATfs does not adhere to strict aliasing
+CFLAGS    += -Wno-main             # main() will never return
+CFLAGS    += -Wall -Wextra
+#CFLAGS    += -std=c99 -pedantic
+CFLAGS    += -Wstrict-overflow=5 -fstrict-overflow -Winline
+CHKFLAGS  :=
+# CHKFLAGS  += -fsyntax-only
+BUILD_DIR := _build
+
+# Ignoring hidden directories; sorting to drop duplicates:
+CFILES := $(shell find . ! -path "*/\.*" -type f -name "*.c")
+CPPFILES := $(shell find . ! -path "*/\.*" -type f -name "*.cpp")
+CPATHS := $(sort $(dir $(CFILES)))
+CPPPATHS += $(sort $(dir $(CPPFILES)))
+vpath %.c   $(CPATHS)
+vpath %.cpp $(CPPPATHS)
+HFILES := $(shell find . ! -path "*/\.*" -type f -name "*.h")
+HPATHS := $(sort $(dir $(HFILES)))
+vpath %.h $(HPATHS)
+CFLAGS += $(addprefix -I ,$(HPATHS))
+DEPENDENCIES := $(patsubst %.c,$(BUILD_DIR)/%.d,$(notdir $(CFILES)))
+DEPENDENCIES += $(patsubst %.cpp,$(BUILD_DIR)/%.d,$(notdir $(CPPILES)))
+OBJFILES     := $(patsubst %.c,$(BUILD_DIR)/%.o,$(notdir $(CFILES)))
+OBJFILES     += $(patsubst %.cpp,$(BUILD_DIR)/%.o,$(notdir $(CPPFILES)))
+
+.PHONY: upld prom clean check-syntax ?
+
+upld: $(BUILD_DIR)/main.hex
+	$(info )
+	$(info =========== ${BOARD} =============)
+	dfu-programmer $(MCU) erase
+	dfu-programmer $(MCU) flash $(BUILD_DIR)/main.hex
+	dfu-programmer $(MCU) launch  # requires dfu-programmer >= v0.7.0
+
+prom: $(BUILD_DIR)/main.eep upld
+	$(info ======== EEPROM: ${BOARD} ========)
+	dfu-programmer $(MCU) flash-eeprom $(BUILD_DIR)/main.eep
+
+$(BUILD_DIR)/%.o: %.c Makefile | $(BUILD_DIR)
+	@avr-gcc $(CFLAGS) -MMD -MP -c $< -o $@
+
+$(BUILD_DIR)/%.o: %.cpp Makefile | $(BUILD_DIR)
+	@avr-g++ $(CFLAGS) -MMD -MP -c $< -o $@
+
+$(BUILD_DIR)/%.elf %.elf: $(OBJFILES)
+	@avr-gcc -mmcu=$(MCU) -o $@  $^
+
+$(BUILD_DIR)/%.hex %.hex: $(BUILD_DIR)/%.elf
+	@avr-objcopy -R .eeprom -R .fuse -R .lock -R .signature -O ihex  $<  "$@"
+
+$(BUILD_DIR)/%.eep %.eep: $(BUILD_DIR)/%.elf
+	@avr-objcopy -j .eeprom --change-section-lma .eeprom=0 -O ihex $< "$@"
+
+
+-include $(sort $(DEPENDENCIES))
+
+$(BUILD_DIR):
+	@mkdir -p $(BUILD_DIR)
+
+# Emacs flymake support
+check-syntax:
+	@avr-gcc $(CFLAGS) $(CHKFLAGS) -o /dev/null -S $(CHK_SOURCES)
+
+clean:
+	@$(RM) -rf $(BUILD_DIR)
+
+?%:
+	@echo '$*=$($*)'
+
+?:
+	$(info -------------------------------------------------)
+	$(info Usage:)
+	$(info Source files can be grouped into subdirectories.)
+	$(info To build an executable and attempt to upload it,)
+	$(info use just "make". If the executable requires EEPROM)
+	$(info initialization, use "make prom".)
+	$(info )
+	$(info make mymain.hex --> to build a hex-file for mymain.c)
+	$(info make mymain.eep --> for an EEPROM  file for mymain.c)
+	$(info make mymain.elf --> for an elf-file for mymain.c)
+	$(info make ?CFILES    --> show C source files to be used)
+	$(info make ?CPATHS    --> show C source locations)
+	$(info make ?CPPFILES  --> show C++ source files to be used)
+	$(info make ?CPPPATHS  --> show C++ source locations)
+	$(info make ?HFILES    --> show header files found)
+	$(info make ?HPATHS    --> show header locations)
+	$(info make ?CFLAGS    --> show compiler options)
+	$(info )
+	$(info -------------------------------------------------)
+	@:
+
+
+# The MIT License (MIT)
+#
+# Copyright (c) 2014-2015 Klaus-Peter Zauner
+#
+# Permission is hereby granted, free of charge, to any person
+# obtaining a copy of this software and associated documentation files
+# (the "Software"), to deal in the Software without restriction,
+# including without limitation the rights to use, copy, modify, merge,
+# publish, distribute, sublicense, and/or sell copies of the Software,
+# and to permit persons to whom the Software is furnished to do so,
+# subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be
+# included in all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+# BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+# ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+# SOFTWARE.
+#
+#=======================================================================
+

fatfs/diskio.h

+/*-----------------------------------------------------------------------
+/  Low level disk interface module include file   (C)ChaN, 2014
+/-----------------------------------------------------------------------*/
+
+#ifndef _DISKIO_DEFINED
+#define _DISKIO_DEFINED
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include "integer.h"
+
+
+/* Status of Disk Functions */
+typedef BYTE	DSTATUS;
+
+/* Results of Disk Functions */
+typedef enum {
+	RES_OK = 0,		/* 0: Successful */
+	RES_ERROR,		/* 1: R/W Error */
+	RES_WRPRT,		/* 2: Write Protected */
+	RES_NOTRDY,		/* 3: Not Ready */
+	RES_PARERR		/* 4: Invalid Parameter */
+} DRESULT;
+
+
+/*---------------------------------------*/
+/* Prototypes for disk control functions */
+
+
+DSTATUS disk_initialize (BYTE pdrv);
+DSTATUS disk_status (BYTE pdrv);
+DRESULT disk_read (BYTE pdrv, BYTE* buff, DWORD sector, UINT count);
+DRESULT disk_write (BYTE pdrv, const BYTE* buff, DWORD sector, UINT count);
+DRESULT disk_ioctl (BYTE pdrv, BYTE cmd, void* buff);
+
+
+/* Disk Status Bits (DSTATUS) */
+#define STA_NOINIT		0x01	/* Drive not initialized */
+#define STA_NODISK		0x02	/* No medium in the drive */
+#define STA_PROTECT		0x04	/* Write protected */
+
+
+/* Command code for disk_ioctrl fucntion */
+
+/* Generic command (Used by FatFs) */
+#define CTRL_SYNC			0	/* Complete pending write process (needed at _FS_READONLY == 0) */
+#define GET_SECTOR_COUNT	1	/* Get media size (needed at _USE_MKFS == 1) */
+#define GET_SECTOR_SIZE		2	/* Get sector size (needed at _MAX_SS != _MIN_SS) */
+#define GET_BLOCK_SIZE		3	/* Get erase block size (needed at _USE_MKFS == 1) */
+#define CTRL_TRIM			4	/* Inform device that the data on the block of sectors is no longer used (needed at _USE_TRIM == 1) */
+
+/* Generic command (Not used by FatFs) */
+#define CTRL_POWER			5	/* Get/Set power status */
+#define CTRL_LOCK			6	/* Lock/Unlock media removal */
+#define CTRL_EJECT			7	/* Eject media */
+#define CTRL_FORMAT			8	/* Create physical format on the media */
+
+/* MMC/SDC specific command (Not used by FatFs) */
+#define MMC_GET_TYPE		10	/* Get card type */
+#define MMC_GET_CSD			11	/* Get CSD */
+#define MMC_GET_CID			12	/* Get CID */
+#define MMC_GET_OCR			13	/* Get OCR */
+#define MMC_GET_SDSTAT		14	/* Get SD status */
+
+/* ATA/CF specific command (Not used by FatFs) */
+#define ATA_GET_REV			20	/* Get F/W revision */
+#define ATA_GET_MODEL		21	/* Get model name */
+#define ATA_GET_SN			22	/* Get serial number */
+
+
+/* MMC card type flags (MMC_GET_TYPE) */
+#define CT_MMC		0x01		/* MMC ver 3 */
+#define CT_SD1		0x02		/* SD ver 1 */
+#define CT_SD2		0x04		/* SD ver 2 */
+#define CT_SDC		(CT_SD1|CT_SD2)	/* SD */
+#define CT_BLOCK	0x08		/* Block addressing */
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif

fatfs/integer.h

+/*-------------------------------------------*/
+/* Integer type definitions for FatFs module */
+/*-------------------------------------------*/
+
+#ifndef _INTEGER
+#define _INTEGER
+
+#ifdef _WIN32	/* FatFs development platform */
+
+#include <windows.h>
+#include <tchar.h>
+
+#else			/* Embedded platform */
+
+/* These types must be 16-bit, 32-bit or larger integer */
+typedef int				INT;
+typedef unsigned int	UINT;
+
+/* These types must be 8-bit integer */
+typedef char			CHAR;
+typedef unsigned char	UCHAR;
+typedef unsigned char	BYTE;
+
+/* These types must be 16-bit integer */
+typedef short			SHORT;
+typedef unsigned short	USHORT;
+typedef unsigned short	WORD;
+typedef unsigned short	WCHAR;
+
+/* These types must be 32-bit integer */
+typedef long			LONG;
+typedef unsigned long	ULONG;
+typedef unsigned long	DWORD;
+
+#endif
+
+#endif

lcd/README

+This software is a file explorer.
+
+Instructions:
+1. Put any files and directories on an sdcard and insert it into the La Fortuna board
+2. Flash the software using the provided Makefile
+3. Power up the board and explore you files, including the hidden ones.
\ No newline at end of file

lcd/font.h

+/*  Author: Steve Gunn
+ * Licence: This work is licensed under the Creative Commons Attribution License.
+ *           View this license at http://creativecommons.org/about/licenses/
+ */
+
+#include <avr/pgmspace.h>
+
+const char font5x7[] PROGMEM = {
+	0x00, 0x00, 0x00, 0x00, 0x00, // SPACE
+	0x00, 0x00, 0x5F, 0x00, 0x00, // !
+	0x00, 0x03, 0x00, 0x03, 0x00, // "
+	0x14, 0x3E, 0x14, 0x3E, 0x14, // #
+	0x24, 0x2A, 0x7F, 0x2A, 0x12, // $
+	0x43, 0x33, 0x08, 0x66, 0x61, // %
+	0x36, 0x49, 0x55, 0x22, 0x50, // &
+	0x00, 0x05, 0x03, 0x00, 0x00, // '
+	0x00, 0x1C, 0x22, 0x41, 0x00, // (
+	0x00, 0x41, 0x22, 0x1C, 0x00, // )
+	0x14, 0x08, 0x3E, 0x08, 0x14, // *
+	0x08, 0x08, 0x3E, 0x08, 0x08, // +
+	0x00, 0x50, 0x30, 0x00, 0x00, // ,
+	0x08, 0x08, 0x08, 0x08, 0x08, // -
+	0x00, 0x60, 0x60, 0x00, 0x00, // .
+	0x20, 0x10, 0x08, 0x04, 0x02, // /
+	0x3E, 0x51, 0x49, 0x45, 0x3E, // 0
+	0x00, 0x04, 0x02, 0x7F, 0x00, // 1
+	0x42, 0x61, 0x51, 0x49, 0x46, // 2
+	0x22, 0x41, 0x49, 0x49, 0x36, // 3
+	0x18, 0x14, 0x12, 0x7F, 0x10, // 4
+	0x27, 0x45, 0x45, 0x45, 0x39, // 5
+	0x3E, 0x49, 0x49, 0x49, 0x32, // 6
+	0x01, 0x01, 0x71, 0x09, 0x07, // 7
+	0x36, 0x49, 0x49, 0x49, 0x36, // 8
+	0x26, 0x49, 0x49, 0x49, 0x3E, // 9
+	0x00, 0x36, 0x36, 0x00, 0x00, // :
+	0x00, 0x56, 0x36, 0x00, 0x00, // ;
+	0x08, 0x14, 0x22, 0x41, 0x00, // <
+	0x14, 0x14, 0x14, 0x14, 0x14, // =
+	0x00, 0x41, 0x22, 0x14, 0x08, // >
+	0x02, 0x01, 0x51, 0x09, 0x06, // ?
+	0x3E, 0x41, 0x59, 0x55, 0x5E, // @
+	0x7E, 0x09, 0x09, 0x09, 0x7E, // A
+	0x7F, 0x49, 0x49, 0x49, 0x36, // B
+	0x3E, 0x41, 0x41, 0x41, 0x22, // C
+	0x7F, 0x41, 0x41, 0x41, 0x3E, // D
+	0x7F, 0x49, 0x49, 0x49, 0x41, // E
+	0x7F, 0x09, 0x09, 0x09, 0x01, // F
+	0x3E, 0x41, 0x41, 0x49, 0x3A, // G
+	0x7F, 0x08, 0x08, 0x08, 0x7F, // H
+	0x00, 0x41, 0x7F, 0x41, 0x00, // I
+	0x30, 0x40, 0x40, 0x40, 0x3F, // J
+	0x7F, 0x08, 0x14, 0x22, 0x41, // K
+	0x7F, 0x40, 0x40, 0x40, 0x40, // L
+	0x7F, 0x02, 0x0C, 0x02, 0x7F, // M
+	0x7F, 0x02, 0x04, 0x08, 0x7F, // N
+	0x3E, 0x41, 0x41, 0x41, 0x3E, // O
+	0x7F, 0x09, 0x09, 0x09, 0x06, // P
+	0x1E, 0x21, 0x21, 0x21, 0x5E, // Q
+	0x7F, 0x09, 0x09, 0x09, 0x76, // R
+	0x26, 0x49, 0x49, 0x49, 0x32, // S
+	0x01, 0x01, 0x7F, 0x01, 0x01, // T
+	0x3F, 0x40, 0x40, 0x40, 0x3F, // U
+	0x1F, 0x20, 0x40, 0x20, 0x1F, // V
+	0x7F, 0x20, 0x10, 0x20, 0x7F, // W
+	0x41, 0x22, 0x1C, 0x22, 0x41, // X
+	0x07, 0x08, 0x70, 0x08, 0x07, // Y
+	0x61, 0x51, 0x49, 0x45, 0x43, // Z
+	0x00, 0x7F, 0x41, 0x00, 0x00, // [
+	0x02, 0x04, 0x08, 0x10, 0x20, // slash 
+	0x00, 0x00, 0x41, 0x7F, 0x00, // ]
+	0x04, 0x02, 0x01, 0x02, 0x04, // ^
+	0x40, 0x40, 0x40, 0x40, 0x40, // _
+	0x00, 0x01, 0x02, 0x04, 0x00, // `
+	0x20, 0x54, 0x54, 0x54, 0x78, // a
+	0x7F, 0x44, 0x44, 0x44, 0x38, // b
+	0x38, 0x44, 0x44, 0x44, 0x44, // c
+	0x38, 0x44, 0x44, 0x44, 0x7F, // d
+	0x38, 0x54, 0x54, 0x54, 0x18, // e
+	0x04, 0x04, 0x7E, 0x05, 0x05, // f
+	0x08, 0x54, 0x54, 0x54, 0x3C, // g
+	0x7F, 0x08, 0x04, 0x04, 0x78, // h
+	0x00, 0x44, 0x7D, 0x40, 0x00, // i
+	0x20, 0x40, 0x44, 0x3D, 0x00, // j
+	0x7F, 0x10, 0x28, 0x44, 0x00, // k
+	0x00, 0x41, 0x7F, 0x40, 0x00, // l
+	0x7C, 0x04, 0x78, 0x04, 0x78, // m
+	0x7C, 0x08, 0x04, 0x04, 0x78, // n
+	0x38, 0x44, 0x44, 0x44, 0x38, // o
+	0x7C, 0x14, 0x14, 0x14, 0x08, // p
+	0x08, 0x14, 0x14, 0x14, 0x7C, // q
+	0x00, 0x7C, 0x08, 0x04, 0x04, // r
+	0x48, 0x54, 0x54, 0x54, 0x20, // s
+	0x04, 0x04, 0x3F, 0x44, 0x44, // t
+	0x3C, 0x40, 0x40, 0x20, 0x7C, // u
+	0x1C, 0x20, 0x40, 0x20, 0x1C, // v
+	0x3C, 0x40, 0x30, 0x40, 0x3C, // w
+	0x44, 0x28, 0x10, 0x28, 0x44, // x
+	0x0C, 0x50, 0x50, 0x50, 0x3C, // y
+	0x44, 0x64, 0x54, 0x4C, 0x44, // z
+	0x00, 0x08, 0x36, 0x41, 0x41, // {
+	0x00, 0x00, 0x7F, 0x00, 0x00, // |
+	0x41, 0x41, 0x36, 0x08, 0x00, // }
+	0x02, 0x01, 0x02, 0x04, 0x02};// ~
+