add initial files from teensy's usb_keyboard_debug.
tmk
15 years ago
commit
ac3134ffeb
@ -0,0 +1,614 @@
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# Hey Emacs, this is a -*- makefile -*-
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#----------------------------------------------------------------------------
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# WinAVR Makefile Template written by Eric B. Weddington, Jörg Wunsch, et al.
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#
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# Released to the Public Domain
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#
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# Additional material for this makefile was written by:
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# Peter Fleury
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# Tim Henigan
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# Colin O'Flynn
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# Reiner Patommel
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# Markus Pfaff
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# Sander Pool
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# Frederik Rouleau
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# Carlos Lamas
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#
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||||
#----------------------------------------------------------------------------
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||||
# On command line:
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#
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||||
# make all = Make software.
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#
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# make clean = Clean out built project files.
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#
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# make coff = Convert ELF to AVR COFF.
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#
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# make extcoff = Convert ELF to AVR Extended COFF.
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#
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# make program = Download the hex file to the device, using avrdude.
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# Please customize the avrdude settings below first!
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#
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# make debug = Start either simulavr or avarice as specified for debugging,
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# with avr-gdb or avr-insight as the front end for debugging.
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#
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# make filename.s = Just compile filename.c into the assembler code only.
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#
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# make filename.i = Create a preprocessed source file for use in submitting
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# bug reports to the GCC project.
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#
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# To rebuild project do "make clean" then "make all".
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#----------------------------------------------------------------------------
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# Target file name (without extension).
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TARGET = example
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# List C source files here. (C dependencies are automatically generated.)
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SRC = $(TARGET).c \
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usb_keyboard_debug.c \
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print.c
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# MCU name, you MUST set this to match the board you are using
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# type "make clean" after changing this, so all files will be rebuilt
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#MCU = at90usb162 # Teensy 1.0
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MCU = atmega32u4 # Teensy 2.0
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#MCU = at90usb646 # Teensy++ 1.0
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#MCU = at90usb1286 # Teensy++ 2.0
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# Processor frequency.
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# Normally the first thing your program should do is set the clock prescaler,
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# so your program will run at the correct speed. You should also set this
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# variable to same clock speed. The _delay_ms() macro uses this, and many
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# examples use this variable to calculate timings. Do not add a "UL" here.
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F_CPU = 16000000
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# Output format. (can be srec, ihex, binary)
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FORMAT = ihex
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# Object files directory
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# To put object files in current directory, use a dot (.), do NOT make
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# this an empty or blank macro!
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OBJDIR = .
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# List C++ source files here. (C dependencies are automatically generated.)
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CPPSRC =
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# List Assembler source files here.
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# Make them always end in a capital .S. Files ending in a lowercase .s
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# will not be considered source files but generated files (assembler
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# output from the compiler), and will be deleted upon "make clean"!
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# Even though the DOS/Win* filesystem matches both .s and .S the same,
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# it will preserve the spelling of the filenames, and gcc itself does
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# care about how the name is spelled on its command-line.
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ASRC =
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# Optimization level, can be [0, 1, 2, 3, s].
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# 0 = turn off optimization. s = optimize for size.
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# (Note: 3 is not always the best optimization level. See avr-libc FAQ.)
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OPT = s
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# Debugging format.
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# Native formats for AVR-GCC's -g are dwarf-2 [default] or stabs.
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# AVR Studio 4.10 requires dwarf-2.
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# AVR [Extended] COFF format requires stabs, plus an avr-objcopy run.
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DEBUG = dwarf-2
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# List any extra directories to look for include files here.
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# Each directory must be seperated by a space.
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# Use forward slashes for directory separators.
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# For a directory that has spaces, enclose it in quotes.
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EXTRAINCDIRS =
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# Compiler flag to set the C Standard level.
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# c89 = "ANSI" C
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# gnu89 = c89 plus GCC extensions
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# c99 = ISO C99 standard (not yet fully implemented)
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# gnu99 = c99 plus GCC extensions
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CSTANDARD = -std=gnu99
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# Place -D or -U options here for C sources
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CDEFS = -DF_CPU=$(F_CPU)UL
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# Place -D or -U options here for ASM sources
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ADEFS = -DF_CPU=$(F_CPU)
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# Place -D or -U options here for C++ sources
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CPPDEFS = -DF_CPU=$(F_CPU)UL
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#CPPDEFS += -D__STDC_LIMIT_MACROS
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#CPPDEFS += -D__STDC_CONSTANT_MACROS
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#---------------- Compiler Options C ----------------
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# -g*: generate debugging information
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# -O*: optimization level
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# -f...: tuning, see GCC manual and avr-libc documentation
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# -Wall...: warning level
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# -Wa,...: tell GCC to pass this to the assembler.
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# -adhlns...: create assembler listing
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CFLAGS = -g$(DEBUG)
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CFLAGS += $(CDEFS)
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CFLAGS += -O$(OPT)
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CFLAGS += -funsigned-char
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CFLAGS += -funsigned-bitfields
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CFLAGS += -ffunction-sections
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CFLAGS += -fpack-struct
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CFLAGS += -fshort-enums
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CFLAGS += -Wall
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CFLAGS += -Wstrict-prototypes
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#CFLAGS += -mshort-calls
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#CFLAGS += -fno-unit-at-a-time
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#CFLAGS += -Wundef
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#CFLAGS += -Wunreachable-code
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#CFLAGS += -Wsign-compare
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CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
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CFLAGS += $(patsubst %,-I%,$(EXTRAINCDIRS))
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CFLAGS += $(CSTANDARD)
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#---------------- Compiler Options C++ ----------------
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# -g*: generate debugging information
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# -O*: optimization level
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# -f...: tuning, see GCC manual and avr-libc documentation
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# -Wall...: warning level
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# -Wa,...: tell GCC to pass this to the assembler.
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# -adhlns...: create assembler listing
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CPPFLAGS = -g$(DEBUG)
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CPPFLAGS += $(CPPDEFS)
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CPPFLAGS += -O$(OPT)
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CPPFLAGS += -funsigned-char
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CPPFLAGS += -funsigned-bitfields
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CPPFLAGS += -fpack-struct
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CPPFLAGS += -fshort-enums
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CPPFLAGS += -fno-exceptions
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CPPFLAGS += -Wall
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CPPFLAGS += -Wundef
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#CPPFLAGS += -mshort-calls
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#CPPFLAGS += -fno-unit-at-a-time
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#CPPFLAGS += -Wstrict-prototypes
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#CPPFLAGS += -Wunreachable-code
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#CPPFLAGS += -Wsign-compare
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CPPFLAGS += -Wa,-adhlns=$(<:%.cpp=$(OBJDIR)/%.lst)
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CPPFLAGS += $(patsubst %,-I%,$(EXTRAINCDIRS))
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#CPPFLAGS += $(CSTANDARD)
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#---------------- Assembler Options ----------------
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# -Wa,...: tell GCC to pass this to the assembler.
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# -adhlns: create listing
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# -gstabs: have the assembler create line number information; note that
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# for use in COFF files, additional information about filenames
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# and function names needs to be present in the assembler source
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# files -- see avr-libc docs [FIXME: not yet described there]
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# -listing-cont-lines: Sets the maximum number of continuation lines of hex
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# dump that will be displayed for a given single line of source input.
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ASFLAGS = $(ADEFS) -Wa,-adhlns=$(<:%.S=$(OBJDIR)/%.lst),-gstabs,--listing-cont-lines=100
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#---------------- Library Options ----------------
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# Minimalistic printf version
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PRINTF_LIB_MIN = -Wl,-u,vfprintf -lprintf_min
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# Floating point printf version (requires MATH_LIB = -lm below)
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PRINTF_LIB_FLOAT = -Wl,-u,vfprintf -lprintf_flt
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# If this is left blank, then it will use the Standard printf version.
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PRINTF_LIB =
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#PRINTF_LIB = $(PRINTF_LIB_MIN)
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#PRINTF_LIB = $(PRINTF_LIB_FLOAT)
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# Minimalistic scanf version
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SCANF_LIB_MIN = -Wl,-u,vfscanf -lscanf_min
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# Floating point + %[ scanf version (requires MATH_LIB = -lm below)
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SCANF_LIB_FLOAT = -Wl,-u,vfscanf -lscanf_flt
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# If this is left blank, then it will use the Standard scanf version.
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SCANF_LIB =
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#SCANF_LIB = $(SCANF_LIB_MIN)
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#SCANF_LIB = $(SCANF_LIB_FLOAT)
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MATH_LIB = -lm
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# List any extra directories to look for libraries here.
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# Each directory must be seperated by a space.
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# Use forward slashes for directory separators.
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# For a directory that has spaces, enclose it in quotes.
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EXTRALIBDIRS =
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#---------------- External Memory Options ----------------
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# 64 KB of external RAM, starting after internal RAM (ATmega128!),
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# used for variables (.data/.bss) and heap (malloc()).
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#EXTMEMOPTS = -Wl,-Tdata=0x801100,--defsym=__heap_end=0x80ffff
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# 64 KB of external RAM, starting after internal RAM (ATmega128!),
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# only used for heap (malloc()).
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#EXTMEMOPTS = -Wl,--section-start,.data=0x801100,--defsym=__heap_end=0x80ffff
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EXTMEMOPTS =
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#---------------- Linker Options ----------------
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# -Wl,...: tell GCC to pass this to linker.
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# -Map: create map file
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# --cref: add cross reference to map file
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LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
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LDFLAGS += -Wl,--relax
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LDFLAGS += -Wl,--gc-sections
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LDFLAGS += $(EXTMEMOPTS)
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LDFLAGS += $(patsubst %,-L%,$(EXTRALIBDIRS))
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LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
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#LDFLAGS += -T linker_script.x
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#---------------- Programming Options (avrdude) ----------------
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# Programming hardware
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# Type: avrdude -c ?
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# to get a full listing.
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#
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AVRDUDE_PROGRAMMER = stk500v2
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# com1 = serial port. Use lpt1 to connect to parallel port.
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AVRDUDE_PORT = com1 # programmer connected to serial device
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AVRDUDE_WRITE_FLASH = -U flash:w:$(TARGET).hex
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#AVRDUDE_WRITE_EEPROM = -U eeprom:w:$(TARGET).eep
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# Uncomment the following if you want avrdude's erase cycle counter.
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# Note that this counter needs to be initialized first using -Yn,
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# see avrdude manual.
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#AVRDUDE_ERASE_COUNTER = -y
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# Uncomment the following if you do /not/ wish a verification to be
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# performed after programming the device.
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#AVRDUDE_NO_VERIFY = -V
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# Increase verbosity level. Please use this when submitting bug
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# reports about avrdude. See <http://savannah.nongnu.org/projects/avrdude>
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# to submit bug reports.
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#AVRDUDE_VERBOSE = -v -v
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AVRDUDE_FLAGS = -p $(MCU) -P $(AVRDUDE_PORT) -c $(AVRDUDE_PROGRAMMER)
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AVRDUDE_FLAGS += $(AVRDUDE_NO_VERIFY)
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AVRDUDE_FLAGS += $(AVRDUDE_VERBOSE)
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AVRDUDE_FLAGS += $(AVRDUDE_ERASE_COUNTER)
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#---------------- Debugging Options ----------------
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# For simulavr only - target MCU frequency.
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DEBUG_MFREQ = $(F_CPU)
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# Set the DEBUG_UI to either gdb or insight.
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# DEBUG_UI = gdb
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DEBUG_UI = insight
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# Set the debugging back-end to either avarice, simulavr.
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DEBUG_BACKEND = avarice
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#DEBUG_BACKEND = simulavr
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# GDB Init Filename.
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GDBINIT_FILE = __avr_gdbinit
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# When using avarice settings for the JTAG
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JTAG_DEV = /dev/com1
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|
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# Debugging port used to communicate between GDB / avarice / simulavr.
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DEBUG_PORT = 4242
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# Debugging host used to communicate between GDB / avarice / simulavr, normally
|
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# just set to localhost unless doing some sort of crazy debugging when
|
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# avarice is running on a different computer.
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DEBUG_HOST = localhost
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#============================================================================
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# Define programs and commands.
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SHELL = sh
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CC = avr-gcc
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OBJCOPY = avr-objcopy
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OBJDUMP = avr-objdump
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SIZE = avr-size
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AR = avr-ar rcs
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NM = avr-nm
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AVRDUDE = avrdude
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REMOVE = rm -f
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REMOVEDIR = rm -rf
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COPY = cp
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WINSHELL = cmd
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# Define Messages
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# English
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MSG_ERRORS_NONE = Errors: none
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MSG_BEGIN = -------- begin --------
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MSG_END = -------- end --------
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MSG_SIZE_BEFORE = Size before:
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MSG_SIZE_AFTER = Size after:
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MSG_COFF = Converting to AVR COFF:
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MSG_EXTENDED_COFF = Converting to AVR Extended COFF:
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MSG_FLASH = Creating load file for Flash:
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MSG_EEPROM = Creating load file for EEPROM:
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MSG_EXTENDED_LISTING = Creating Extended Listing:
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MSG_SYMBOL_TABLE = Creating Symbol Table:
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MSG_LINKING = Linking:
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MSG_COMPILING = Compiling C:
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MSG_COMPILING_CPP = Compiling C++:
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MSG_ASSEMBLING = Assembling:
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MSG_CLEANING = Cleaning project:
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MSG_CREATING_LIBRARY = Creating library:
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|
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|
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# Define all object files.
|
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OBJ = $(SRC:%.c=$(OBJDIR)/%.o) $(CPPSRC:%.cpp=$(OBJDIR)/%.o) $(ASRC:%.S=$(OBJDIR)/%.o)
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|
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# Define all listing files.
|
||||
LST = $(SRC:%.c=$(OBJDIR)/%.lst) $(CPPSRC:%.cpp=$(OBJDIR)/%.lst) $(ASRC:%.S=$(OBJDIR)/%.lst)
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# Compiler flags to generate dependency files.
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GENDEPFLAGS = -MMD -MP -MF .dep/$(@F).d
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# Combine all necessary flags and optional flags.
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# Add target processor to flags.
|
||||
ALL_CFLAGS = -mmcu=$(MCU) -I. $(CFLAGS) $(GENDEPFLAGS)
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ALL_CPPFLAGS = -mmcu=$(MCU) -I. -x c++ $(CPPFLAGS) $(GENDEPFLAGS)
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ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
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||||
|
||||
|
||||
|
||||
|
||||
|
||||
# Default target.
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||||
all: begin gccversion sizebefore build sizeafter end
|
||||
|
||||
# Change the build target to build a HEX file or a library.
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build: elf hex eep lss sym
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#build: lib
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||||
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||||
|
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elf: $(TARGET).elf
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hex: $(TARGET).hex
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eep: $(TARGET).eep
|
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lss: $(TARGET).lss
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sym: $(TARGET).sym
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||||
LIBNAME=lib$(TARGET).a
|
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lib: $(LIBNAME)
|
||||
|
||||
|
||||
|
||||
# Eye candy.
|
||||
# AVR Studio 3.x does not check make's exit code but relies on
|
||||
# the following magic strings to be generated by the compile job.
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||||
begin:
|
||||
@echo
|
||||
@echo $(MSG_BEGIN)
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||||
|
||||
end:
|
||||
@echo $(MSG_END)
|
||||
@echo
|
||||
|
||||
|
||||
# Display size of file.
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||||
HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
|
||||
#ELFSIZE = $(SIZE) --mcu=$(MCU) --format=avr $(TARGET).elf
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||||
ELFSIZE = $(SIZE) $(TARGET).elf
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||||
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||||
sizebefore:
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||||
@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
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||||
2>/dev/null; echo; fi
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||||
|
||||
sizeafter:
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||||
@if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
|
||||
2>/dev/null; echo; fi
|
||||
|
||||
|
||||
|
||||
# Display compiler version information.
|
||||
gccversion :
|
||||
@$(CC) --version
|
||||
|
||||
|
||||
|
||||
# Program the device.
|
||||
program: $(TARGET).hex $(TARGET).eep
|
||||
$(AVRDUDE) $(AVRDUDE_FLAGS) $(AVRDUDE_WRITE_FLASH) $(AVRDUDE_WRITE_EEPROM)
|
||||
|
||||
|
||||
# Generate avr-gdb config/init file which does the following:
|
||||
# define the reset signal, load the target file, connect to target, and set
|
||||
# a breakpoint at main().
|
||||
gdb-config:
|
||||
@$(REMOVE) $(GDBINIT_FILE)
|
||||
@echo define reset >> $(GDBINIT_FILE)
|
||||
@echo SIGNAL SIGHUP >> $(GDBINIT_FILE)
|
||||
@echo end >> $(GDBINIT_FILE)
|
||||
@echo file $(TARGET).elf >> $(GDBINIT_FILE)
|
||||
@echo target remote $(DEBUG_HOST):$(DEBUG_PORT) >> $(GDBINIT_FILE)
|
||||
ifeq ($(DEBUG_BACKEND),simulavr)
|
||||
@echo load >> $(GDBINIT_FILE)
|
||||
endif
|
||||
@echo break main >> $(GDBINIT_FILE)
|
||||
|
||||
debug: gdb-config $(TARGET).elf
|
||||
ifeq ($(DEBUG_BACKEND), avarice)
|
||||
@echo Starting AVaRICE - Press enter when "waiting to connect" message displays.
|
||||
@$(WINSHELL) /c start avarice --jtag $(JTAG_DEV) --erase --program --file \
|
||||
$(TARGET).elf $(DEBUG_HOST):$(DEBUG_PORT)
|
||||
@$(WINSHELL) /c pause
|
||||
|
||||
else
|
||||
@$(WINSHELL) /c start simulavr --gdbserver --device $(MCU) --clock-freq \
|
||||
$(DEBUG_MFREQ) --port $(DEBUG_PORT)
|
||||
endif
|
||||
@$(WINSHELL) /c start avr-$(DEBUG_UI) --command=$(GDBINIT_FILE)
|
||||
|
||||
|
||||
|
||||
|
||||
# Convert ELF to COFF for use in debugging / simulating in AVR Studio or VMLAB.
|
||||
COFFCONVERT = $(OBJCOPY) --debugging
|
||||
COFFCONVERT += --change-section-address .data-0x800000
|
||||
COFFCONVERT += --change-section-address .bss-0x800000
|
||||
COFFCONVERT += --change-section-address .noinit-0x800000
|
||||
COFFCONVERT += --change-section-address .eeprom-0x810000
|
||||
|
||||
|
||||
|
||||
coff: $(TARGET).elf
|
||||
@echo
|
||||
@echo $(MSG_COFF) $(TARGET).cof
|
||||
$(COFFCONVERT) -O coff-avr $< $(TARGET).cof
|
||||
|
||||
|
||||
extcoff: $(TARGET).elf
|
||||
@echo
|
||||
@echo $(MSG_EXTENDED_COFF) $(TARGET).cof
|
||||
$(COFFCONVERT) -O coff-ext-avr $< $(TARGET).cof
|
||||
|
||||
|
||||
|
||||
# Create final output files (.hex, .eep) from ELF output file.
|
||||
%.hex: %.elf
|
||||
@echo
|
||||
@echo $(MSG_FLASH) $@
|
||||
$(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock -R .signature $< $@
|
||||
|
||||
%.eep: %.elf
|
||||
@echo
|
||||
@echo $(MSG_EEPROM) $@
|
||||
-$(OBJCOPY) -j .eeprom --set-section-flags=.eeprom="alloc,load" \
|
||||
--change-section-lma .eeprom=0 --no-change-warnings -O $(FORMAT) $< $@ || exit 0
|
||||
|
||||
# Create extended listing file from ELF output file.
|
||||
%.lss: %.elf
|
||||
@echo
|
||||
@echo $(MSG_EXTENDED_LISTING) $@
|
||||
$(OBJDUMP) -h -S -z $< > $@
|
||||
|
||||
# Create a symbol table from ELF output file.
|
||||
%.sym: %.elf
|
||||
@echo
|
||||
@echo $(MSG_SYMBOL_TABLE) $@
|
||||
$(NM) -n $< > $@
|
||||
|
||||
|
||||
|
||||
# Create library from object files.
|
||||
.SECONDARY : $(TARGET).a
|
||||
.PRECIOUS : $(OBJ)
|
||||
%.a: $(OBJ)
|
||||
@echo
|
||||
@echo $(MSG_CREATING_LIBRARY) $@
|
||||
$(AR) $@ $(OBJ)
|
||||
|
||||
|
||||
# Link: create ELF output file from object files.
|
||||
.SECONDARY : $(TARGET).elf
|
||||
.PRECIOUS : $(OBJ)
|
||||
%.elf: $(OBJ)
|
||||
@echo
|
||||
@echo $(MSG_LINKING) $@
|
||||
$(CC) $(ALL_CFLAGS) $^ --output $@ $(LDFLAGS)
|
||||
|
||||
|
||||
# Compile: create object files from C source files.
|
||||
$(OBJDIR)/%.o : %.c
|
||||
@echo
|
||||
@echo $(MSG_COMPILING) $<
|
||||
$(CC) -c $(ALL_CFLAGS) $< -o $@
|
||||
|
||||
|
||||
# Compile: create object files from C++ source files.
|
||||
$(OBJDIR)/%.o : %.cpp
|
||||
@echo
|
||||
@echo $(MSG_COMPILING_CPP) $<
|
||||
$(CC) -c $(ALL_CPPFLAGS) $< -o $@
|
||||
|
||||
|
||||
# Compile: create assembler files from C source files.
|
||||
%.s : %.c
|
||||
$(CC) -S $(ALL_CFLAGS) $< -o $@
|
||||
|
||||
|
||||
# Compile: create assembler files from C++ source files.
|
||||
%.s : %.cpp
|
||||
$(CC) -S $(ALL_CPPFLAGS) $< -o $@
|
||||
|
||||
|
||||
# Assemble: create object files from assembler source files.
|
||||
$(OBJDIR)/%.o : %.S
|
||||
@echo
|
||||
@echo $(MSG_ASSEMBLING) $<
|
||||
$(CC) -c $(ALL_ASFLAGS) $< -o $@
|
||||
|
||||
|
||||
# Create preprocessed source for use in sending a bug report.
|
||||
%.i : %.c
|
||||
$(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@
|
||||
|
||||
|
||||
# Target: clean project.
|
||||
clean: begin clean_list end
|
||||
|
||||
clean_list :
|
||||
@echo
|
||||
@echo $(MSG_CLEANING)
|
||||
$(REMOVE) $(TARGET).hex
|
||||
$(REMOVE) $(TARGET).eep
|
||||
$(REMOVE) $(TARGET).cof
|
||||
$(REMOVE) $(TARGET).elf
|
||||
$(REMOVE) $(TARGET).map
|
||||
$(REMOVE) $(TARGET).sym
|
||||
$(REMOVE) $(TARGET).lss
|
||||
$(REMOVE) $(SRC:%.c=$(OBJDIR)/%.o)
|
||||
$(REMOVE) $(SRC:%.c=$(OBJDIR)/%.lst)
|
||||
$(REMOVE) $(SRC:.c=.s)
|
||||
$(REMOVE) $(SRC:.c=.d)
|
||||
$(REMOVE) $(SRC:.c=.i)
|
||||
$(REMOVEDIR) .dep
|
||||
|
||||
|
||||
# Create object files directory
|
||||
$(shell mkdir $(OBJDIR) 2>/dev/null)
|
||||
|
||||
|
||||
# Include the dependency files.
|
||||
-include $(shell mkdir .dep 2>/dev/null) $(wildcard .dep/*)
|
||||
|
||||
|
||||
# Listing of phony targets.
|
||||
.PHONY : all begin finish end sizebefore sizeafter gccversion \
|
||||
build elf hex eep lss sym coff extcoff \
|
||||
clean clean_list program debug gdb-config
|
||||
@ -0,0 +1,137 @@
|
||||
/* Keyboard example with debug channel, for Teensy USB Development Board
|
||||
* http://www.pjrc.com/teensy/usb_keyboard.html
|
||||
* Copyright (c) 2008 PJRC.COM, LLC
|
||||
*
|
||||
* 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.
|
||||
*/
|
||||
|
||||
#include <avr/io.h>
|
||||
#include <avr/pgmspace.h>
|
||||
#include <avr/interrupt.h>
|
||||
#include <util/delay.h>
|
||||
#include "usb_keyboard_debug.h"
|
||||
#include "print.h"
|
||||
|
||||
#define LED_CONFIG (DDRD |= (1<<6))
|
||||
#define LED_ON (PORTD &= ~(1<<6))
|
||||
#define LED_OFF (PORTD |= (1<<6))
|
||||
#define CPU_PRESCALE(n) (CLKPR = 0x80, CLKPR = (n))
|
||||
|
||||
uint8_t number_keys[10]=
|
||||
{KEY_0,KEY_1,KEY_2,KEY_3,KEY_4,KEY_5,KEY_6,KEY_7,KEY_8,KEY_9};
|
||||
|
||||
uint16_t idle_count=0;
|
||||
|
||||
int main(void)
|
||||
{
|
||||
uint8_t b, d, mask, i, reset_idle;
|
||||
uint8_t b_prev=0xFF, d_prev=0xFF;
|
||||
|
||||
// set for 16 MHz clock
|
||||
CPU_PRESCALE(0);
|
||||
|
||||
// Configure all port B and port D pins as inputs with pullup resistors.
|
||||
// See the "Using I/O Pins" page for details.
|
||||
// http://www.pjrc.com/teensy/pins.html
|
||||
DDRD = 0x00;
|
||||
DDRB = 0x00;
|
||||
PORTB = 0xFF;
|
||||
PORTD = 0xFF;
|
||||
|
||||
// Initialize the USB, and then wait for the host to set configuration.
|
||||
// If the Teensy is powered without a PC connected to the USB port,
|
||||
// this will wait forever.
|
||||
usb_init();
|
||||
while (!usb_configured()) /* wait */ ;
|
||||
|
||||
// Wait an extra second for the PC's operating system to load drivers
|
||||
// and do whatever it does to actually be ready for input
|
||||
_delay_ms(1000);
|
||||
|
||||
// Configure timer 0 to generate a timer overflow interrupt every
|
||||
// 256*1024 clock cycles, or approx 61 Hz when using 16 MHz clock
|
||||
// This demonstrates how to use interrupts to implement a simple
|
||||
// inactivity timeout.
|
||||
TCCR0A = 0x00;
|
||||
TCCR0B = 0x05;
|
||||
TIMSK0 = (1<<TOIE0);
|
||||
|
||||
print("Begin keyboard example program\n");
|
||||
print("All Port B or Port D pins are inputs with pullup resistors.\n");
|
||||
print("Any connection to ground on Port B or D pins will result in\n");
|
||||
print("keystrokes sent to the PC (and debug messages here).\n");
|
||||
while (1) {
|
||||
// read all port B and port D pins
|
||||
b = PINB;
|
||||
d = PIND;
|
||||
// check if any pins are low, but were high previously
|
||||
mask = 1;
|
||||
reset_idle = 0;
|
||||
for (i=0; i<8; i++) {
|
||||
if (((b & mask) == 0) && (b_prev & mask) != 0) {
|
||||
usb_keyboard_press(KEY_B, KEY_SHIFT);
|
||||
usb_keyboard_press(number_keys[i], 0);
|
||||
print("Port B, bit ");
|
||||
phex(i);
|
||||
print("\n");
|
||||
reset_idle = 1;
|
||||
}
|
||||
if (((d & mask) == 0) && (d_prev & mask) != 0) {
|
||||
usb_keyboard_press(KEY_D, KEY_SHIFT);
|
||||
usb_keyboard_press(number_keys[i], 0);
|
||||
print("Port D, bit ");
|
||||
phex(i);
|
||||
print("\n");
|
||||
reset_idle = 1;
|
||||
}
|
||||
mask = mask << 1;
|
||||
}
|
||||
// if any keypresses were detected, reset the idle counter
|
||||
if (reset_idle) {
|
||||
// variables shared with interrupt routines must be
|
||||
// accessed carefully so the interrupt routine doesn't
|
||||
// try to use the variable in the middle of our access
|
||||
cli();
|
||||
idle_count = 0;
|
||||
sei();
|
||||
}
|
||||
// now the current pins will be the previous, and
|
||||
// wait a short delay so we're not highly sensitive
|
||||
// to mechanical "bounce".
|
||||
b_prev = b;
|
||||
d_prev = d;
|
||||
_delay_ms(2);
|
||||
}
|
||||
}
|
||||
|
||||
// This interrupt routine is run approx 61 times per second.
|
||||
// A very simple inactivity timeout is implemented, where we
|
||||
// will send a space character and print a message to the
|
||||
// hid_listen debug message window.
|
||||
ISR(TIMER0_OVF_vect)
|
||||
{
|
||||
idle_count++;
|
||||
if (idle_count > 61 * 8) {
|
||||
idle_count = 0;
|
||||
print("Timer Event :)\n");
|
||||
usb_keyboard_press(KEY_SPACE, 0);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
@ -0,0 +1,62 @@
|
||||
/* Very basic print functions, intended to be used with usb_debug_only.c
|
||||
* http://www.pjrc.com/teensy/
|
||||
* Copyright (c) 2008 PJRC.COM, LLC
|
||||
*
|
||||
* 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.
|
||||
*/
|
||||
|
||||
// Version 1.0: Initial Release
|
||||
|
||||
#include <avr/io.h>
|
||||
#include <avr/pgmspace.h>
|
||||
|
||||
#include "print.h"
|
||||
|
||||
void print_P(const char *s)
|
||||
{
|
||||
char c;
|
||||
|
||||
while (1) {
|
||||
c = pgm_read_byte(s++);
|
||||
if (!c) break;
|
||||
if (c == '\n') usb_debug_putchar('\r');
|
||||
usb_debug_putchar(c);
|
||||
}
|
||||
}
|
||||
|
||||
void phex1(unsigned char c)
|
||||
{
|
||||
usb_debug_putchar(c + ((c < 10) ? '0' : 'A' - 10));
|
||||
}
|
||||
|
||||
void phex(unsigned char c)
|
||||
{
|
||||
phex1(c >> 4);
|
||||
phex1(c & 15);
|
||||
}
|
||||
|
||||
void phex16(unsigned int i)
|
||||
{
|
||||
phex(i >> 8);
|
||||
phex(i);
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
@ -0,0 +1,16 @@
|
||||
#ifndef print_h__
|
||||
#define print_h__
|
||||
|
||||
#include <avr/pgmspace.h>
|
||||
#include "usb_keyboard_debug.h"
|
||||
|
||||
// this macro allows you to write print("some text") and
|
||||
// the string is automatically placed into flash memory :)
|
||||
#define print(s) print_P(PSTR(s))
|
||||
#define pchar(c) usb_debug_putchar(c)
|
||||
|
||||
void print_P(const char *s);
|
||||
void phex(unsigned char c);
|
||||
void phex16(unsigned int i);
|
||||
|
||||
#endif
|
||||
@ -0,0 +1,750 @@
|
||||
/* USB Keyboard Plus Debug Channel Example for Teensy USB Development Board
|
||||
* http://www.pjrc.com/teensy/usb_keyboard.html
|
||||
* Copyright (c) 2009 PJRC.COM, LLC
|
||||
*
|
||||
* 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.
|
||||
*/
|
||||
|
||||
// Version 1.0: Initial Release
|
||||
// Version 1.1: Add support for Teensy 2.0
|
||||
|
||||
#define USB_SERIAL_PRIVATE_INCLUDE
|
||||
#include "usb_keyboard_debug.h"
|
||||
|
||||
/**************************************************************************
|
||||
*
|
||||
* Configurable Options
|
||||
*
|
||||
**************************************************************************/
|
||||
|
||||
// You can change these to give your code its own name.
|
||||
#define STR_MANUFACTURER L"MfgName"
|
||||
#define STR_PRODUCT L"Keyboard"
|
||||
|
||||
|
||||
// Mac OS-X and Linux automatically load the correct drivers. On
|
||||
// Windows, even though the driver is supplied by Microsoft, an
|
||||
// INF file is needed to load the driver. These numbers need to
|
||||
// match the INF file.
|
||||
#define VENDOR_ID 0x16C0
|
||||
#define PRODUCT_ID 0x047D
|
||||
|
||||
|
||||
// USB devices are supposed to implment a halt feature, which is
|
||||
// rarely (if ever) used. If you comment this line out, the halt
|
||||
// code will be removed, saving 102 bytes of space (gcc 4.3.0).
|
||||
// This is not strictly USB compliant, but works with all major
|
||||
// operating systems.
|
||||
#define SUPPORT_ENDPOINT_HALT
|
||||
|
||||
|
||||
|
||||
/**************************************************************************
|
||||
*
|
||||
* Endpoint Buffer Configuration
|
||||
*
|
||||
**************************************************************************/
|
||||
|
||||
#define ENDPOINT0_SIZE 32
|
||||
|
||||
#define KEYBOARD_INTERFACE 0
|
||||
#define KEYBOARD_ENDPOINT 3
|
||||
#define KEYBOARD_SIZE 8
|
||||
#define KEYBOARD_BUFFER EP_DOUBLE_BUFFER
|
||||
|
||||
#define DEBUG_INTERFACE 1
|
||||
#define DEBUG_TX_ENDPOINT 4
|
||||
#define DEBUG_TX_SIZE 32
|
||||
#define DEBUG_TX_BUFFER EP_DOUBLE_BUFFER
|
||||
|
||||
static const uint8_t PROGMEM endpoint_config_table[] = {
|
||||
0,
|
||||
0,
|
||||
1, EP_TYPE_INTERRUPT_IN, EP_SIZE(KEYBOARD_SIZE) | KEYBOARD_BUFFER,
|
||||
1, EP_TYPE_INTERRUPT_IN, EP_SIZE(DEBUG_TX_SIZE) | DEBUG_TX_BUFFER
|
||||
};
|
||||
|
||||
|
||||
/**************************************************************************
|
||||
*
|
||||
* Descriptor Data
|
||||
*
|
||||
**************************************************************************/
|
||||
|
||||
// Descriptors are the data that your computer reads when it auto-detects
|
||||
// this USB device (called "enumeration" in USB lingo). The most commonly
|
||||
// changed items are editable at the top of this file. Changing things
|
||||
// in here should only be done by those who've read chapter 9 of the USB
|
||||
// spec and relevant portions of any USB class specifications!
|
||||
|
||||
|
||||
static uint8_t PROGMEM device_descriptor[] = {
|
||||
18, // bLength
|
||||
1, // bDescriptorType
|
||||
0x00, 0x02, // bcdUSB
|
||||
0, // bDeviceClass
|
||||
0, // bDeviceSubClass
|
||||
0, // bDeviceProtocol
|
||||
ENDPOINT0_SIZE, // bMaxPacketSize0
|
||||
LSB(VENDOR_ID), MSB(VENDOR_ID), // idVendor
|
||||
LSB(PRODUCT_ID), MSB(PRODUCT_ID), // idProduct
|
||||
0x00, 0x01, // bcdDevice
|
||||
1, // iManufacturer
|
||||
2, // iProduct
|
||||
0, // iSerialNumber
|
||||
1 // bNumConfigurations
|
||||
};
|
||||
|
||||
// Keyboard Protocol 1, HID 1.11 spec, Appendix B, page 59-60
|
||||
static uint8_t PROGMEM keyboard_hid_report_desc[] = {
|
||||
0x05, 0x01, // Usage Page (Generic Desktop),
|
||||
0x09, 0x06, // Usage (Keyboard),
|
||||
0xA1, 0x01, // Collection (Application),
|
||||
0x75, 0x01, // Report Size (1),
|
||||
0x95, 0x08, // Report Count (8),
|
||||
0x05, 0x07, // Usage Page (Key Codes),
|
||||
0x19, 0xE0, // Usage Minimum (224),
|
||||
0x29, 0xE7, // Usage Maximum (231),
|
||||
0x15, 0x00, // Logical Minimum (0),
|
||||
0x25, 0x01, // Logical Maximum (1),
|
||||
0x81, 0x02, // Input (Data, Variable, Absolute), ;Modifier byte
|
||||
0x95, 0x01, // Report Count (1),
|
||||
0x75, 0x08, // Report Size (8),
|
||||
0x81, 0x03, // Input (Constant), ;Reserved byte
|
||||
0x95, 0x05, // Report Count (5),
|
||||
0x75, 0x01, // Report Size (1),
|
||||
0x05, 0x08, // Usage Page (LEDs),
|
||||
0x19, 0x01, // Usage Minimum (1),
|
||||
0x29, 0x05, // Usage Maximum (5),
|
||||
0x91, 0x02, // Output (Data, Variable, Absolute), ;LED report
|
||||
0x95, 0x01, // Report Count (1),
|
||||
0x75, 0x03, // Report Size (3),
|
||||
0x91, 0x03, // Output (Constant), ;LED report padding
|
||||
0x95, 0x06, // Report Count (6),
|
||||
0x75, 0x08, // Report Size (8),
|
||||
0x15, 0x00, // Logical Minimum (0),
|
||||
0x25, 0x68, // Logical Maximum(104),
|
||||
0x05, 0x07, // Usage Page (Key Codes),
|
||||
0x19, 0x00, // Usage Minimum (0),
|
||||
0x29, 0x68, // Usage Maximum (104),
|
||||
0x81, 0x00, // Input (Data, Array),
|
||||
0xc0 // End Collection
|
||||
};
|
||||
|
||||
static uint8_t PROGMEM debug_hid_report_desc[] = {
|
||||
0x06, 0x31, 0xFF, // Usage Page 0xFF31 (vendor defined)
|
||||
0x09, 0x74, // Usage 0x74
|
||||
0xA1, 0x53, // Collection 0x53
|
||||
0x75, 0x08, // report size = 8 bits
|
||||
0x15, 0x00, // logical minimum = 0
|
||||
0x26, 0xFF, 0x00, // logical maximum = 255
|
||||
0x95, DEBUG_TX_SIZE, // report count
|
||||
0x09, 0x75, // usage
|
||||
0x81, 0x02, // Input (array)
|
||||
0xC0 // end collection
|
||||
};
|
||||
|
||||
#define CONFIG1_DESC_SIZE (9+9+9+7+9+9+7)
|
||||
#define KEYBOARD_HID_DESC_OFFSET (9+9)
|
||||
#define DEBUG_HID_DESC_OFFSET (9+9+9+7+9)
|
||||
static uint8_t PROGMEM config1_descriptor[CONFIG1_DESC_SIZE] = {
|
||||
// configuration descriptor, USB spec 9.6.3, page 264-266, Table 9-10
|
||||
9, // bLength;
|
||||
2, // bDescriptorType;
|
||||
LSB(CONFIG1_DESC_SIZE), // wTotalLength
|
||||
MSB(CONFIG1_DESC_SIZE),
|
||||
2, // bNumInterfaces
|
||||
1, // bConfigurationValue
|
||||
0, // iConfiguration
|
||||
0xC0, // bmAttributes
|
||||
50, // bMaxPower
|
||||
// interface descriptor, USB spec 9.6.5, page 267-269, Table 9-12
|
||||
9, // bLength
|
||||
4, // bDescriptorType
|
||||
KEYBOARD_INTERFACE, // bInterfaceNumber
|
||||
0, // bAlternateSetting
|
||||
1, // bNumEndpoints
|
||||
0x03, // bInterfaceClass (0x03 = HID)
|
||||
0x01, // bInterfaceSubClass (0x01 = Boot)
|
||||
0x01, // bInterfaceProtocol (0x01 = Keyboard)
|
||||
0, // iInterface
|
||||
// HID interface descriptor, HID 1.11 spec, section 6.2.1
|
||||
9, // bLength
|
||||
0x21, // bDescriptorType
|
||||
0x11, 0x01, // bcdHID
|
||||
0, // bCountryCode
|
||||
1, // bNumDescriptors
|
||||
0x22, // bDescriptorType
|
||||
sizeof(keyboard_hid_report_desc), // wDescriptorLength
|
||||
0,
|
||||
// endpoint descriptor, USB spec 9.6.6, page 269-271, Table 9-13
|
||||
7, // bLength
|
||||
5, // bDescriptorType
|
||||
KEYBOARD_ENDPOINT | 0x80, // bEndpointAddress
|
||||
0x03, // bmAttributes (0x03=intr)
|
||||
KEYBOARD_SIZE, 0, // wMaxPacketSize
|
||||
1, // bInterval
|
||||
// interface descriptor, USB spec 9.6.5, page 267-269, Table 9-12
|
||||
9, // bLength
|
||||
4, // bDescriptorType
|
||||
DEBUG_INTERFACE, // bInterfaceNumber
|
||||
0, // bAlternateSetting
|
||||
1, // bNumEndpoints
|
||||
0x03, // bInterfaceClass (0x03 = HID)
|
||||
0x00, // bInterfaceSubClass
|
||||
0x00, // bInterfaceProtocol
|
||||
0, // iInterface
|
||||
// HID interface descriptor, HID 1.11 spec, section 6.2.1
|
||||
9, // bLength
|
||||
0x21, // bDescriptorType
|
||||
0x11, 0x01, // bcdHID
|
||||
0, // bCountryCode
|
||||
1, // bNumDescriptors
|
||||
0x22, // bDescriptorType
|
||||
sizeof(debug_hid_report_desc), // wDescriptorLength
|
||||
0,
|
||||
// endpoint descriptor, USB spec 9.6.6, page 269-271, Table 9-13
|
||||
7, // bLength
|
||||
5, // bDescriptorType
|
||||
DEBUG_TX_ENDPOINT | 0x80, // bEndpointAddress
|
||||
0x03, // bmAttributes (0x03=intr)
|
||||
DEBUG_TX_SIZE, 0, // wMaxPacketSize
|
||||
1 // bInterval
|
||||
};
|
||||
|
||||
// If you're desperate for a little extra code memory, these strings
|
||||
// can be completely removed if iManufacturer, iProduct, iSerialNumber
|
||||
// in the device desciptor are changed to zeros.
|
||||
struct usb_string_descriptor_struct {
|
||||
uint8_t bLength;
|
||||
uint8_t bDescriptorType;
|
||||
int16_t wString[];
|
||||
};
|
||||
static struct usb_string_descriptor_struct PROGMEM string0 = {
|
||||
4,
|
||||
3,
|
||||
{0x0409}
|
||||
};
|
||||
static struct usb_string_descriptor_struct PROGMEM string1 = {
|
||||
sizeof(STR_MANUFACTURER),
|
||||
3,
|
||||
STR_MANUFACTURER
|
||||
};
|
||||
static struct usb_string_descriptor_struct PROGMEM string2 = {
|
||||
sizeof(STR_PRODUCT),
|
||||
3,
|
||||
STR_PRODUCT
|
||||
};
|
||||
|
||||
// This table defines which descriptor data is sent for each specific
|
||||
// request from the host (in wValue and wIndex).
|
||||
static struct descriptor_list_struct {
|
||||
uint16_t wValue;
|
||||
uint16_t wIndex;
|
||||
const uint8_t *addr;
|
||||
uint8_t length;
|
||||
} PROGMEM descriptor_list[] = {
|
||||
{0x0100, 0x0000, device_descriptor, sizeof(device_descriptor)},
|
||||
{0x0200, 0x0000, config1_descriptor, sizeof(config1_descriptor)},
|
||||
{0x2200, KEYBOARD_INTERFACE, keyboard_hid_report_desc, sizeof(keyboard_hid_report_desc)},
|
||||
{0x2100, KEYBOARD_INTERFACE, config1_descriptor+KEYBOARD_HID_DESC_OFFSET, 9},
|
||||
{0x2200, DEBUG_INTERFACE, debug_hid_report_desc, sizeof(debug_hid_report_desc)},
|
||||
{0x2100, DEBUG_INTERFACE, config1_descriptor+DEBUG_HID_DESC_OFFSET, 9},
|
||||
{0x0300, 0x0000, (const uint8_t *)&string0, 4},
|
||||
{0x0301, 0x0409, (const uint8_t *)&string1, sizeof(STR_MANUFACTURER)},
|
||||
{0x0302, 0x0409, (const uint8_t *)&string2, sizeof(STR_PRODUCT)}
|
||||
};
|
||||
#define NUM_DESC_LIST (sizeof(descriptor_list)/sizeof(struct descriptor_list_struct))
|
||||
|
||||
|
||||
/**************************************************************************
|
||||
*
|
||||
* Variables - these are the only non-stack RAM usage
|
||||
*
|
||||
**************************************************************************/
|
||||
|
||||
// zero when we are not configured, non-zero when enumerated
|
||||
static volatile uint8_t usb_configuration=0;
|
||||
|
||||
// the time remaining before we transmit any partially full
|
||||
// packet, or send a zero length packet.
|
||||
static volatile uint8_t debug_flush_timer=0;
|
||||
|
||||
// which modifier keys are currently pressed
|
||||
// 1=left ctrl, 2=left shift, 4=left alt, 8=left gui
|
||||
// 16=right ctrl, 32=right shift, 64=right alt, 128=right gui
|
||||
uint8_t keyboard_modifier_keys=0;
|
||||
|
||||
// which keys are currently pressed, up to 6 keys may be down at once
|
||||
uint8_t keyboard_keys[6]={0,0,0,0,0,0};
|
||||
|
||||
// protocol setting from the host. We use exactly the same report
|
||||
// either way, so this variable only stores the setting since we
|
||||
// are required to be able to report which setting is in use.
|
||||
static uint8_t keyboard_protocol=1;
|
||||
|
||||
// the idle configuration, how often we send the report to the
|
||||
// host (ms * 4) even when it hasn't changed
|
||||
static uint8_t keyboard_idle_config=125;
|
||||
|
||||
// count until idle timeout
|
||||
static uint8_t keyboard_idle_count=0;
|
||||
|
||||
// 1=num lock, 2=caps lock, 4=scroll lock, 8=compose, 16=kana
|
||||
volatile uint8_t keyboard_leds=0;
|
||||
|
||||
|
||||
/**************************************************************************
|
||||
*
|
||||
* Public Functions - these are the API intended for the user
|
||||
*
|
||||
**************************************************************************/
|
||||
|
||||
|
||||
// initialize USB
|
||||
void usb_init(void)
|
||||
{
|
||||
HW_CONFIG();
|
||||
USB_FREEZE(); // enable USB
|
||||
PLL_CONFIG(); // config PLL
|
||||
while (!(PLLCSR & (1<<PLOCK))) ; // wait for PLL lock
|
||||
USB_CONFIG(); // start USB clock
|
||||
UDCON = 0; // enable attach resistor
|
||||
usb_configuration = 0;
|
||||
UDIEN = (1<<EORSTE)|(1<<SOFE);
|
||||
sei();
|
||||
}
|
||||
|
||||
// return 0 if the USB is not configured, or the configuration
|
||||
// number selected by the HOST
|
||||
uint8_t usb_configured(void)
|
||||
{
|
||||
return usb_configuration;
|
||||
}
|
||||
|
||||
|
||||
// perform a single keystroke
|
||||
int8_t usb_keyboard_press(uint8_t key, uint8_t modifier)
|
||||
{
|
||||
int8_t r;
|
||||
|
||||
keyboard_modifier_keys = modifier;
|
||||
keyboard_keys[0] = key;
|
||||
r = usb_keyboard_send();
|
||||
if (r) return r;
|
||||
keyboard_modifier_keys = 0;
|
||||
keyboard_keys[0] = 0;
|
||||
return usb_keyboard_send();
|
||||
}
|
||||
|
||||
// send the contents of keyboard_keys and keyboard_modifier_keys
|
||||
int8_t usb_keyboard_send(void)
|
||||
{
|
||||
uint8_t i, intr_state, timeout;
|
||||
|
||||
if (!usb_configuration) return -1;
|
||||
intr_state = SREG;
|
||||
cli();
|
||||
UENUM = KEYBOARD_ENDPOINT;
|
||||
timeout = UDFNUML + 50;
|
||||
while (1) {
|
||||
// are we ready to transmit?
|
||||
if (UEINTX & (1<<RWAL)) break;
|
||||
SREG = intr_state;
|
||||
// has the USB gone offline?
|
||||
if (!usb_configuration) return -1;
|
||||
// have we waited too long?
|
||||
if (UDFNUML == timeout) return -1;
|
||||
// get ready to try checking again
|
||||
intr_state = SREG;
|
||||
cli();
|
||||
UENUM = KEYBOARD_ENDPOINT;
|
||||
}
|
||||
UEDATX = keyboard_modifier_keys;
|
||||
UEDATX = 0;
|
||||
for (i=0; i<6; i++) {
|
||||
UEDATX = keyboard_keys[i];
|
||||
}
|
||||
UEINTX = 0x3A;
|
||||
keyboard_idle_count = 0;
|
||||
SREG = intr_state;
|
||||
return 0;
|
||||
}
|
||||
|
||||
// transmit a character. 0 returned on success, -1 on error
|
||||
int8_t usb_debug_putchar(uint8_t c)
|
||||
{
|
||||
static uint8_t previous_timeout=0;
|
||||
uint8_t timeout, intr_state;
|
||||
|
||||
// if we're not online (enumerated and configured), error
|
||||
if (!usb_configuration) return -1;
|
||||
// interrupts are disabled so these functions can be
|
||||
// used from the main program or interrupt context,
|
||||
// even both in the same program!
|
||||
intr_state = SREG;
|
||||
cli();
|
||||
UENUM = DEBUG_TX_ENDPOINT;
|
||||
// if we gave up due to timeout before, don't wait again
|
||||
if (previous_timeout) {
|
||||
if (!(UEINTX & (1<<RWAL))) {
|
||||
SREG = intr_state;
|
||||
return -1;
|
||||
}
|
||||
previous_timeout = 0;
|
||||
}
|
||||
// wait for the FIFO to be ready to accept data
|
||||
timeout = UDFNUML + 4;
|
||||
while (1) {
|
||||
// are we ready to transmit?
|
||||
if (UEINTX & (1<<RWAL)) break;
|
||||
SREG = intr_state;
|
||||
// have we waited too long?
|
||||
if (UDFNUML == timeout) {
|
||||
previous_timeout = 1;
|
||||
return -1;
|
||||
}
|
||||
// has the USB gone offline?
|
||||
if (!usb_configuration) return -1;
|
||||
// get ready to try checking again
|
||||
intr_state = SREG;
|
||||
cli();
|
||||
UENUM = DEBUG_TX_ENDPOINT;
|
||||
}
|
||||
// actually write the byte into the FIFO
|
||||
UEDATX = c;
|
||||
// if this completed a packet, transmit it now!
|
||||
if (!(UEINTX & (1<<RWAL))) {
|
||||
UEINTX = 0x3A;
|
||||
debug_flush_timer = 0;
|
||||
} else {
|
||||
debug_flush_timer = 2;
|
||||
}
|
||||
SREG = intr_state;
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
// immediately transmit any buffered output.
|
||||
void usb_debug_flush_output(void)
|
||||
{
|
||||
uint8_t intr_state;
|
||||
|
||||
intr_state = SREG;
|
||||
cli();
|
||||
if (debug_flush_timer) {
|
||||
UENUM = DEBUG_TX_ENDPOINT;
|
||||
while ((UEINTX & (1<<RWAL))) {
|
||||
UEDATX = 0;
|
||||
}
|
||||
UEINTX = 0x3A;
|
||||
debug_flush_timer = 0;
|
||||
}
|
||||
SREG = intr_state;
|
||||
}
|
||||
|
||||
|
||||
|
||||
/**************************************************************************
|
||||
*
|
||||
* Private Functions - not intended for general user consumption....
|
||||
*
|
||||
**************************************************************************/
|
||||
|
||||
|
||||
|
||||
// USB Device Interrupt - handle all device-level events
|
||||
// the transmit buffer flushing is triggered by the start of frame
|
||||
//
|
||||
ISR(USB_GEN_vect)
|
||||
{
|
||||
uint8_t intbits, t, i;
|
||||
static uint8_t div4=0;
|
||||
|
||||
intbits = UDINT;
|
||||
UDINT = 0;
|
||||
if (intbits & (1<<EORSTI)) {
|
||||
UENUM = 0;
|
||||
UECONX = 1;
|
||||
UECFG0X = EP_TYPE_CONTROL;
|
||||
UECFG1X = EP_SIZE(ENDPOINT0_SIZE) | EP_SINGLE_BUFFER;
|
||||
UEIENX = (1<<RXSTPE);
|
||||
usb_configuration = 0;
|
||||
}
|
||||
if ((intbits & (1<<SOFI)) && usb_configuration) {
|
||||
t = debug_flush_timer;
|
||||
if (t) {
|
||||
debug_flush_timer = -- t;
|
||||
if (!t) {
|
||||
UENUM = DEBUG_TX_ENDPOINT;
|
||||
while ((UEINTX & (1<<RWAL))) {
|
||||
UEDATX = 0;
|
||||
}
|
||||
UEINTX = 0x3A;
|
||||
}
|
||||
}
|
||||
if (keyboard_idle_config && (++div4 & 3) == 0) {
|
||||
UENUM = KEYBOARD_ENDPOINT;
|
||||
if (UEINTX & (1<<RWAL)) {
|
||||
keyboard_idle_count++;
|
||||
if (keyboard_idle_count == keyboard_idle_config) {
|
||||
keyboard_idle_count = 0;
|
||||
UEDATX = keyboard_modifier_keys;
|
||||
UEDATX = 0;
|
||||
for (i=0; i<6; i++) {
|
||||
UEDATX = keyboard_keys[i];
|
||||
}
|
||||
UEINTX = 0x3A;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
|
||||
// Misc functions to wait for ready and send/receive packets
|
||||
static inline void usb_wait_in_ready(void)
|
||||
{
|
||||
while (!(UEINTX & (1<<TXINI))) ;
|
||||
}
|
||||
static inline void usb_send_in(void)
|
||||
{
|
||||
UEINTX = ~(1<<TXINI);
|
||||
}
|
||||
static inline void usb_wait_receive_out(void)
|
||||
{
|
||||
while (!(UEINTX & (1<<RXOUTI))) ;
|
||||
}
|
||||
static inline void usb_ack_out(void)
|
||||
{
|
||||
UEINTX = ~(1<<RXOUTI);
|
||||
}
|
||||
|
||||
|
||||
|
||||
// USB Endpoint Interrupt - endpoint 0 is handled here. The
|
||||
// other endpoints are manipulated by the user-callable
|
||||
// functions, and the start-of-frame interrupt.
|
||||
//
|
||||
ISR(USB_COM_vect)
|
||||
{
|
||||
uint8_t intbits;
|
||||
const uint8_t *list;
|
||||
const uint8_t *cfg;
|
||||
uint8_t i, n, len, en;
|
||||
uint8_t bmRequestType;
|
||||
uint8_t bRequest;
|
||||
uint16_t wValue;
|
||||
uint16_t wIndex;
|
||||
uint16_t wLength;
|
||||
uint16_t desc_val;
|
||||
const uint8_t *desc_addr;
|
||||
uint8_t desc_length;
|
||||
|
||||
UENUM = 0;
|
||||
intbits = UEINTX;
|
||||
if (intbits & (1<<RXSTPI)) {
|
||||
bmRequestType = UEDATX;
|
||||
bRequest = UEDATX;
|
||||
wValue = UEDATX;
|
||||
wValue |= (UEDATX << 8);
|
||||
wIndex = UEDATX;
|
||||
wIndex |= (UEDATX << 8);
|
||||
wLength = UEDATX;
|
||||
wLength |= (UEDATX << 8);
|
||||
UEINTX = ~((1<<RXSTPI) | (1<<RXOUTI) | (1<<TXINI));
|
||||
if (bRequest == GET_DESCRIPTOR) {
|
||||
list = (const uint8_t *)descriptor_list;
|
||||
for (i=0; ; i++) {
|
||||
if (i >= NUM_DESC_LIST) {
|
||||
UECONX = (1<<STALLRQ)|(1<<EPEN); //stall
|
||||
return;
|
||||
}
|
||||
desc_val = pgm_read_word(list);
|
||||
if (desc_val != wValue) {
|
||||
list += sizeof(struct descriptor_list_struct);
|
||||
continue;
|
||||
}
|
||||
list += 2;
|
||||
desc_val = pgm_read_word(list);
|
||||
if (desc_val != wIndex) {
|
||||
list += sizeof(struct descriptor_list_struct)-2;
|
||||
continue;
|
||||
}
|
||||
list += 2;
|
||||
desc_addr = (const uint8_t *)pgm_read_word(list);
|
||||
list += 2;
|
||||
desc_length = pgm_read_byte(list);
|
||||
break;
|
||||
}
|
||||
len = (wLength < 256) ? wLength : 255;
|
||||
if (len > desc_length) len = desc_length;
|
||||
do {
|
||||
// wait for host ready for IN packet
|
||||
do {
|
||||
i = UEINTX;
|
||||
} while (!(i & ((1<<TXINI)|(1<<RXOUTI))));
|
||||
if (i & (1<<RXOUTI)) return; // abort
|
||||
// send IN packet
|
||||
n = len < ENDPOINT0_SIZE ? len : ENDPOINT0_SIZE;
|
||||
for (i = n; i; i--) {
|
||||
UEDATX = pgm_read_byte(desc_addr++);
|
||||
}
|
||||
len -= n;
|
||||
usb_send_in();
|
||||
} while (len || n == ENDPOINT0_SIZE);
|
||||
return;
|
||||
}
|
||||
if (bRequest == SET_ADDRESS) {
|
||||
usb_send_in();
|
||||
usb_wait_in_ready();
|
||||
UDADDR = wValue | (1<<ADDEN);
|
||||
return;
|
||||
}
|
||||
if (bRequest == SET_CONFIGURATION && bmRequestType == 0) {
|
||||
usb_configuration = wValue;
|
||||
usb_send_in();
|
||||
cfg = endpoint_config_table;
|
||||
for (i=1; i<5; i++) {
|
||||
UENUM = i;
|
||||
en = pgm_read_byte(cfg++);
|
||||
UECONX = en;
|
||||
if (en) {
|
||||
UECFG0X = pgm_read_byte(cfg++);
|
||||
UECFG1X = pgm_read_byte(cfg++);
|
||||
}
|
||||
}
|
||||
UERST = 0x1E;
|
||||
UERST = 0;
|
||||
return;
|
||||
}
|
||||
if (bRequest == GET_CONFIGURATION && bmRequestType == 0x80) {
|
||||
usb_wait_in_ready();
|
||||
UEDATX = usb_configuration;
|
||||
usb_send_in();
|
||||
return;
|
||||
}
|
||||
|
||||
if (bRequest == GET_STATUS) {
|
||||
usb_wait_in_ready();
|
||||
i = 0;
|
||||
#ifdef SUPPORT_ENDPOINT_HALT
|
||||
if (bmRequestType == 0x82) {
|
||||
UENUM = wIndex;
|
||||
if (UECONX & (1<<STALLRQ)) i = 1;
|
||||
UENUM = 0;
|
||||
}
|
||||
#endif
|
||||
UEDATX = i;
|
||||
UEDATX = 0;
|
||||
usb_send_in();
|
||||
return;
|
||||
}
|
||||
#ifdef SUPPORT_ENDPOINT_HALT
|
||||
if ((bRequest == CLEAR_FEATURE || bRequest == SET_FEATURE)
|
||||
&& bmRequestType == 0x02 && wValue == 0) {
|
||||
i = wIndex & 0x7F;
|
||||
if (i >= 1 && i <= MAX_ENDPOINT) {
|
||||
usb_send_in();
|
||||
UENUM = i;
|
||||
if (bRequest == SET_FEATURE) {
|
||||
UECONX = (1<<STALLRQ)|(1<<EPEN);
|
||||
} else {
|
||||
UECONX = (1<<STALLRQC)|(1<<RSTDT)|(1<<EPEN);
|
||||
UERST = (1 << i);
|
||||
UERST = 0;
|
||||
}
|
||||
return;
|
||||
}
|
||||
}
|
||||
#endif
|
||||
if (wIndex == KEYBOARD_INTERFACE) {
|
||||
if (bmRequestType == 0xA1) {
|
||||
if (bRequest == HID_GET_REPORT) {
|
||||
usb_wait_in_ready();
|
||||
UEDATX = keyboard_modifier_keys;
|
||||
UEDATX = 0;
|
||||
for (i=0; i<6; i++) {
|
||||
UEDATX = keyboard_keys[i];
|
||||
}
|
||||
usb_send_in();
|
||||
return;
|
||||
}
|
||||
if (bRequest == HID_GET_IDLE) {
|
||||
usb_wait_in_ready();
|
||||
UEDATX = keyboard_idle_config;
|
||||
usb_send_in();
|
||||
return;
|
||||
}
|
||||
if (bRequest == HID_GET_PROTOCOL) {
|
||||
usb_wait_in_ready();
|
||||
UEDATX = keyboard_protocol;
|
||||
usb_send_in();
|
||||
return;
|
||||
}
|
||||
}
|
||||
if (bmRequestType == 0x21) {
|
||||
if (bRequest == HID_SET_REPORT) {
|
||||
usb_wait_receive_out();
|
||||
keyboard_leds = UEDATX;
|
||||
usb_ack_out();
|
||||
usb_send_in();
|
||||
return;
|
||||
}
|
||||
if (bRequest == HID_SET_IDLE) {
|
||||
keyboard_idle_config = (wValue >> 8);
|
||||
keyboard_idle_count = 0;
|
||||
//usb_wait_in_ready();
|
||||
usb_send_in();
|
||||
return;
|
||||
}
|
||||
if (bRequest == HID_SET_PROTOCOL) {
|
||||
keyboard_protocol = wValue;
|
||||
//usb_wait_in_ready();
|
||||
usb_send_in();
|
||||
return;
|
||||
}
|
||||
}
|
||||
}
|
||||
if (wIndex == DEBUG_INTERFACE) {
|
||||
if (bRequest == HID_GET_REPORT && bmRequestType == 0xA1) {
|
||||
len = wLength;
|
||||
do {
|
||||
// wait for host ready for IN packet
|
||||
do {
|
||||
i = UEINTX;
|
||||
} while (!(i & ((1<<TXINI)|(1<<RXOUTI))));
|
||||
if (i & (1<<RXOUTI)) return; // abort
|
||||
// send IN packet
|
||||
n = len < ENDPOINT0_SIZE ? len : ENDPOINT0_SIZE;
|
||||
for (i = n; i; i--) {
|
||||
UEDATX = 0;
|
||||
}
|
||||
len -= n;
|
||||
usb_send_in();
|
||||
} while (len || n == ENDPOINT0_SIZE);
|
||||
return;
|
||||
}
|
||||
}
|
||||
}
|
||||
UECONX = (1<<STALLRQ) | (1<<EPEN); // stall
|
||||
}
|
||||
|
||||
|
||||
@ -0,0 +1,203 @@
|
||||
#ifndef usb_serial_h__
|
||||
#define usb_serial_h__
|
||||
|
||||
#include <stdint.h>
|
||||
|
||||
void usb_init(void); // initialize everything
|
||||
uint8_t usb_configured(void); // is the USB port configured
|
||||
|
||||
int8_t usb_keyboard_press(uint8_t key, uint8_t modifier);
|
||||
int8_t usb_keyboard_send(void);
|
||||
extern uint8_t keyboard_modifier_keys;
|
||||
extern uint8_t keyboard_keys[6];
|
||||
extern volatile uint8_t keyboard_leds;
|
||||
|
||||
int8_t usb_debug_putchar(uint8_t c); // transmit a character
|
||||
void usb_debug_flush_output(void); // immediately transmit any buffered output
|
||||
#define USB_DEBUG_HID
|
||||
|
||||
#define KEY_CTRL 0x01
|
||||
#define KEY_SHIFT 0x02
|
||||
#define KEY_ALT 0x04
|
||||
#define KEY_GUI 0x08
|
||||
#define KEY_LEFT_CTRL 0x01
|
||||
#define KEY_LEFT_SHIFT 0x02
|
||||
#define KEY_LEFT_ALT 0x04
|
||||
#define KEY_LEFT_GUI 0x08
|
||||
#define KEY_RIGHT_CTRL 0x10
|
||||
#define KEY_RIGHT_SHIFT 0x20
|
||||
#define KEY_RIGHT_ALT 0x40
|
||||
#define KEY_RIGHT_GUI 0x80
|
||||
|
||||
#define KEY_A 4
|
||||
#define KEY_B 5
|
||||
#define KEY_C 6
|
||||
#define KEY_D 7
|
||||
#define KEY_E 8
|
||||
#define KEY_F 9
|
||||
#define KEY_G 10
|
||||
#define KEY_H 11
|
||||
#define KEY_I 12
|
||||
#define KEY_J 13
|
||||
#define KEY_K 14
|
||||
#define KEY_L 15
|
||||
#define KEY_M 16
|
||||
#define KEY_N 17
|
||||
#define KEY_O 18
|
||||
#define KEY_P 19
|
||||
#define KEY_Q 20
|
||||
#define KEY_R 21
|
||||
#define KEY_S 22
|
||||
#define KEY_T 23
|
||||
#define KEY_U 24
|
||||
#define KEY_V 25
|
||||
#define KEY_W 26
|
||||
#define KEY_X 27
|
||||
#define KEY_Y 28
|
||||
#define KEY_Z 29
|
||||
#define KEY_1 30
|
||||
#define KEY_2 31
|
||||
#define KEY_3 32
|
||||
#define KEY_4 33
|
||||
#define KEY_5 34
|
||||
#define KEY_6 35
|
||||
#define KEY_7 36
|
||||
#define KEY_8 37
|
||||
#define KEY_9 38
|
||||
#define KEY_0 39
|
||||
#define KEY_ENTER 40
|
||||
#define KEY_ESC 41
|
||||
#define KEY_BACKSPACE 42
|
||||
#define KEY_TAB 43
|
||||
#define KEY_SPACE 44
|
||||
#define KEY_MINUS 45
|
||||
#define KEY_EQUAL 46
|
||||
#define KEY_LEFT_BRACE 47
|
||||
#define KEY_RIGHT_BRACE 48
|
||||
#define KEY_BACKSLASH 49
|
||||
#define KEY_NUMBER 50
|
||||
#define KEY_SEMICOLON 51
|
||||
#define KEY_QUOTE 52
|
||||
#define KEY_TILDE 53
|
||||
#define KEY_COMMA 54
|
||||
#define KEY_PERIOD 55
|
||||
#define KEY_SLASH 56
|
||||
#define KEY_CAPS_LOCK 57
|
||||
#define KEY_F1 58
|
||||
#define KEY_F2 59
|
||||
#define KEY_F3 60
|
||||
#define KEY_F4 61
|
||||
#define KEY_F5 62
|
||||
#define KEY_F6 63
|
||||
#define KEY_F7 64
|
||||
#define KEY_F8 65
|
||||
#define KEY_F9 66
|
||||
#define KEY_F10 67
|
||||
#define KEY_F11 68
|
||||
#define KEY_F12 69
|
||||
#define KEY_PRINTSCREEN 70
|
||||
#define KEY_SCROLL_LOCK 71
|
||||
#define KEY_PAUSE 72
|
||||
#define KEY_INSERT 73
|
||||
#define KEY_HOME 74
|
||||
#define KEY_PAGE_UP 75
|
||||
#define KEY_DELETE 76
|
||||
#define KEY_END 77
|
||||
#define KEY_PAGE_DOWN 78
|
||||
#define KEY_RIGHT 79
|
||||
#define KEY_LEFT 80
|
||||
#define KEY_DOWN 81
|
||||
#define KEY_UP 82
|
||||
#define KEY_NUM_LOCK 83
|
||||
#define KEYPAD_SLASH 84
|
||||
#define KEYPAD_ASTERIX 85
|
||||
#define KEYPAD_MINUS 86
|
||||
#define KEYPAD_PLUS 87
|
||||
#define KEYPAD_ENTER 88
|
||||
#define KEYPAD_1 89
|
||||
#define KEYPAD_2 90
|
||||
#define KEYPAD_3 91
|
||||
#define KEYPAD_4 92
|
||||
#define KEYPAD_5 93
|
||||
#define KEYPAD_6 94
|
||||
#define KEYPAD_7 95
|
||||
#define KEYPAD_8 96
|
||||
#define KEYPAD_9 97
|
||||
#define KEYPAD_0 98
|
||||
#define KEYPAD_PERIOD 99
|
||||
|
||||
|
||||
|
||||
|
||||
// Everything below this point is only intended for usb_serial.c
|
||||
#ifdef USB_SERIAL_PRIVATE_INCLUDE
|
||||
#include <avr/io.h>
|
||||
#include <avr/pgmspace.h>
|
||||
#include <avr/interrupt.h>
|
||||
|
||||
#define EP_TYPE_CONTROL 0x00
|
||||
#define EP_TYPE_BULK_IN 0x81
|
||||
#define EP_TYPE_BULK_OUT 0x80
|
||||
#define EP_TYPE_INTERRUPT_IN 0xC1
|
||||
#define EP_TYPE_INTERRUPT_OUT 0xC0
|
||||
#define EP_TYPE_ISOCHRONOUS_IN 0x41
|
||||
#define EP_TYPE_ISOCHRONOUS_OUT 0x40
|
||||
|
||||
#define EP_SINGLE_BUFFER 0x02
|
||||
#define EP_DOUBLE_BUFFER 0x06
|
||||
|
||||
#define EP_SIZE(s) ((s) == 64 ? 0x30 : \
|
||||
((s) == 32 ? 0x20 : \
|
||||
((s) == 16 ? 0x10 : \
|
||||
0x00)))
|
||||
|
||||
#define MAX_ENDPOINT 4
|
||||
|
||||
#define LSB(n) (n & 255)
|
||||
#define MSB(n) ((n >> 8) & 255)
|
||||
|
||||
#if defined(__AVR_AT90USB162__)
|
||||
#define HW_CONFIG()
|
||||
#define PLL_CONFIG() (PLLCSR = ((1<<PLLE)|(1<<PLLP0)))
|
||||
#define USB_CONFIG() (USBCON = (1<<USBE))
|
||||
#define USB_FREEZE() (USBCON = ((1<<USBE)|(1<<FRZCLK)))
|
||||
#elif defined(__AVR_ATmega32U4__)
|
||||
#define HW_CONFIG() (UHWCON = 0x01)
|
||||
#define PLL_CONFIG() (PLLCSR = 0x12)
|
||||
#define USB_CONFIG() (USBCON = ((1<<USBE)|(1<<OTGPADE)))
|
||||
#define USB_FREEZE() (USBCON = ((1<<USBE)|(1<<FRZCLK)))
|
||||
#elif defined(__AVR_AT90USB646__)
|
||||
#define HW_CONFIG() (UHWCON = 0x81)
|
||||
#define PLL_CONFIG() (PLLCSR = 0x1A)
|
||||
#define USB_CONFIG() (USBCON = ((1<<USBE)|(1<<OTGPADE)))
|
||||
#define USB_FREEZE() (USBCON = ((1<<USBE)|(1<<FRZCLK)))
|
||||
#elif defined(__AVR_AT90USB1286__)
|
||||
#define HW_CONFIG() (UHWCON = 0x81)
|
||||
#define PLL_CONFIG() (PLLCSR = 0x16)
|
||||
#define USB_CONFIG() (USBCON = ((1<<USBE)|(1<<OTGPADE)))
|
||||
#define USB_FREEZE() (USBCON = ((1<<USBE)|(1<<FRZCLK)))
|
||||
#endif
|
||||
|
||||
// standard control endpoint request types
|
||||
#define GET_STATUS 0
|
||||
#define CLEAR_FEATURE 1
|
||||
#define SET_FEATURE 3
|
||||
#define SET_ADDRESS 5
|
||||
#define GET_DESCRIPTOR 6
|
||||
#define GET_CONFIGURATION 8
|
||||
#define SET_CONFIGURATION 9
|
||||
#define GET_INTERFACE 10
|
||||
#define SET_INTERFACE 11
|
||||
// HID (human interface device)
|
||||
#define HID_GET_REPORT 1
|
||||
#define HID_GET_IDLE 2
|
||||
#define HID_GET_PROTOCOL 3
|
||||
#define HID_SET_REPORT 9
|
||||
#define HID_SET_IDLE 10
|
||||
#define HID_SET_PROTOCOL 11
|
||||
// CDC (communication class device)
|
||||
#define CDC_SET_LINE_CODING 0x20
|
||||
#define CDC_GET_LINE_CODING 0x21
|
||||
#define CDC_SET_CONTROL_LINE_STATE 0x22
|
||||
#endif
|
||||
#endif
|
||||
Loading…
Reference in New Issue