First commit of release!

Firmware/Makefile

@@ -0,0 +1,362 @@
+# MCU name
+MCU = attiny4
+F_CPU = 8000000
+
+# Output format. (can be srec, ihex, binary)
+FORMAT = ihex 
+
+# Target file name (without extension).
+TARGET = cuff
+
+# Optimization level, can be [0, 1, 2, 3, s]. 0 turns off optimization.
+# (Note: 3 is not always the best optimization level. See avr-libc FAQ.)
+OPT = s
+
+# List C source files here. (C dependencies are automatically generated.)
+SRC = cuff.c
+
+# List Assembler source files here.
+# Make them always end in a capital .S.  Files ending in a lowercase .s
+# will not be considered source files but generated files (assembler
+# output from the compiler), and will be deleted upon "make clean"!
+# Even though the DOS/Win filesystem matches both .s and .S the same,
+# it will preserve the spelling of the filenames, and gcc itself does
+# care about how the name is spelled on its command-line.
+# Optional compiler flags.
+#  -g:        generate debugging information (for GDB, or for COFF conversion)
+#  -O*:       optimization level
+#  -f...:     tuning, see gcc manual and avr-libc documentation
+#  -Wall...:  warning level
+#  -Wa,...:   tell GCC to pass this to the assembler.
+#    -ahlms:  create assembler listing
+CFLAGS = -g -O$(OPT) \
+-funsigned-char -funsigned-bitfields -fpack-struct -fshort-enums \
+-Wall -Wstrict-prototypes \
+-DF_CPU=$(F_CPU) \
+-Wa,-adhlns=$(<:.c=.lst) \
+$(patsubst %,-I%,$(EXTRAINCDIRS))
+
+
+# Set a "language standard" compiler flag.
+#   Unremark just one line below to set the language standard to use.
+#   gnu99 = C99 + GNU extensions. See GCC manual for more information.
+#CFLAGS += -std=c89
+#CFLAGS += -std=gnu89
+#CFLAGS += -std=c99
+CFLAGS += -std=gnu99
+
+
+
+# Optional assembler flags.
+#  -Wa,...:   tell GCC to pass this to the assembler.
+#  -ahlms:    create listing
+#  -gstabs:   have the assembler create line number information; note that
+#             for use in COFF files, additional information about filenames
+#             and function names needs to be present in the assembler source
+#             files -- see avr-libc docs [FIXME: not yet described there]
+ASFLAGS = -Wa,-adhlns=$(<:.S=.lst),-gstabs 
+
+
+
+# Optional linker flags.
+#  -Wl,...:   tell GCC to pass this to linker.
+#  -Map:      create map file
+#  --cref:    add cross reference to  map file
+LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+
+
+
+# Additional libraries
+
+# Minimalistic printf version
+#LDFLAGS += -Wl,-u,vfprintf -lprintf_min
+
+# Floating point printf version (requires -lm below)
+#LDFLAGS += -Wl,-u,vfprintf -lprintf_flt
+
+# -lm = math library
+LDFLAGS += -lm
+
+
+
+# Programming support using avrdude. Settings and variables.
+
+# Programming hardware: alf avr910 avrisp bascom bsd 
+# dt006 pavr picoweb pony-stk200 sp12 stk200 stk500
+#
+# Type: avrdude -c ?
+# to get a full listing.
+#
+#
+
+AVRDUDE_PROGRAMMER = avrisp2
+
+AVRDUDE_PORT = usb        # programmer connected to serial device
+
+AVRDUDE_WRITE_FLASH = -B 1 -U flash:w:$(TARGET).hex
+AVRDUDE_VERIFY_FLASH = -B 1 -U flash:v:$(TARGET).hex
+#AVRDUDE_WRITE_EEPROM = -U eeprom:w:$(TARGET).eep
+
+AVRDUDE_FLAGS = -p $(MCU) -P $(AVRDUDE_PORT) -c $(AVRDUDE_PROGRAMMER)
+
+# Uncomment the following if you want avrdude's erase cycle counter.
+# Note that this counter needs to be initialized first using -Yn,
+# see avrdude manual.
+#AVRDUDE_ERASE += -y
+
+# Uncomment the following if you do /not/ wish a verification to be
+# performed after programming the device.
+#AVRDUDE_FLAGS += -V
+
+# Increase verbosity level.  Please use this when submitting bug
+# reports about avrdude. See <http://savannah.nongnu.org/projects/avrdude> 
+# to submit bug reports.
+#AVRDUDE_FLAGS += -v -v
+
+
+
+
+# ---------------------------------------------------------------------------
+
+# Define directories, if needed.
+DIRAVR = c:/winavr
+DIRAVRBIN = $(DIRAVR)/bin
+DIRAVRUTILS = $(DIRAVR)/utils/bin
+DIRINC = .
+DIRLIB = $(DIRAVR)/avr/lib
+
+
+# Define programs and commands.
+SHELL = sh
+
+CC = avr-gcc
+
+OBJCOPY = avr-objcopy
+OBJDUMP = avr-objdump
+SIZE = avr-size
+
+
+# Programming support using avrdude.
+AVRDUDE = avrdude
+
+
+REMOVE = rm -f
+COPY = cp
+
+HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
+ELFSIZE = $(SIZE) -A $(TARGET).elf
+
+
+
+# Define Messages
+# English
+MSG_ERRORS_NONE = Errors: none
+MSG_BEGIN = -------- begin --------
+MSG_END = --------  end  --------
+MSG_SIZE_BEFORE = Size before: 
+MSG_SIZE_AFTER = Size after:
+MSG_COFF = Converting to AVR COFF:
+MSG_EXTENDED_COFF = Converting to AVR Extended COFF:
+MSG_FLASH = Creating load file for Flash:
+MSG_EEPROM = Creating load file for EEPROM:
+MSG_EXTENDED_LISTING = Creating Extended Listing:
+MSG_SYMBOL_TABLE = Creating Symbol Table:
+MSG_LINKING = Linking:
+MSG_COMPILING = Compiling:
+MSG_ASSEMBLING = Assembling:
+MSG_CLEANING = Cleaning project:
+
+
+
+
+# Define all object files.
+OBJ = $(SRC:.c=.o) $(ASRC:.S=.o) 
+
+# Define all listing files.
+LST = $(ASRC:.S=.lst) $(SRC:.c=.lst)
+
+# Combine all necessary flags and optional flags.
+# Add target processor to flags.
+ALL_CFLAGS = -mmcu=$(MCU) -I. $(CFLAGS)
+ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
+
+
+
+# Default target.
+all: begin gccversion sizebefore $(TARGET).elf $(TARGET).hex $(TARGET).eep \
+	$(TARGET).lss $(TARGET).sym sizeafter finished end
+
+
+# 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.
+begin:
+	@echo
+	@echo $(MSG_BEGIN)
+
+finished:
+	@echo $(MSG_ERRORS_NONE)
+
+end:
+	@echo $(MSG_END)
+	@echo
+
+
+# Display size of file.
+sizebefore:
+	@if [ -f $(TARGET).elf ]; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); echo; fi
+
+sizeafter:
+	@if [ -f $(TARGET).elf ]; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); echo; fi
+
+
+
+# Display compiler version information.
+gccversion : 
+	@$(CC) --version
+
+
+
+
+# Convert ELF to COFF for use in debugging / simulating in
+# AVR Studio or VMLAB.
+COFFCONVERT=$(OBJCOPY) --debugging \
+	--change-section-address .data-0x800000 \
+	--change-section-address .bss-0x800000 \
+	--change-section-address .noinit-0x800000 \
+	--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
+
+
+
+reset:
+	$(AVRDUDE) $(AVRDUDE_FLAGS)
+
+# Program the device.  
+program:
+	$(AVRDUDE) $(AVRDUDE_FLAGS) -U flash:w:cuff.hex
+
+verify: $(TARGET).hex $(TARGET).eep
+	$(AVRDUDE) $(AVRDUDE_FLAGS) $(AVRDUDE_VERIFY_FLASH)
+
+full: $(TARGET).hex
+	make program
+
+read-fuse:
+	$(AVRDUDE) $(AVRDUDE_FLAGS) -u -U lfuse:r:l.txt:r
+	$(AVRDUDE) $(AVRDUDE_FLAGS) -u -U hfuse:r:h.txt:r
+	$(AVRDUDE) $(AVRDUDE_FLAGS) -u -U efuse:r:e.txt:r
+# Create final output files (.hex, .eep) from ELF output file.
+%.hex: %.elf
+	@echo
+	@echo $(MSG_FLASH) $@
+	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@
+
+%.eep: %.elf
+	@echo
+	@echo $(MSG_EEPROM) $@
+	-$(OBJCOPY) -j .eeprom --set-section-flags=.eeprom="alloc,load" \
+	--change-section-lma .eeprom=0 -O $(FORMAT) $< $@
+
+# Create extended listing file from ELF output file.
+%.lss: %.elf
+	@echo
+	@echo $(MSG_EXTENDED_LISTING) $@
+	$(OBJDUMP) -h -S $< > $@
+
+# Create a symbol table from ELF output file.
+%.sym: %.elf
+	@echo
+	@echo $(MSG_SYMBOL_TABLE) $@
+	avr-nm -n $< > $@
+
+
+
+# Link: create ELF output file from object files.
+.SECONDARY : $(TARGET).elf
+.PRECIOUS : $(OBJ)
+%.elf: $(OBJ)
+	@echo
+	@echo $(MSG_LINKING) $@
+	$(CC) $(ALL_CFLAGS) $(OBJ) --output $@ $(LDFLAGS)
+
+
+# Compile: create object files from C source files.
+%.o : %.c
+	@echo
+	@echo $(MSG_COMPILING) $<
+	$(CC) -c $(ALL_CFLAGS) $< -o $@
+
+
+# Compile: create assembler files from C source files.
+%.s : %.c
+	$(CC) -S $(ALL_CFLAGS) $< -o $@
+
+
+# Assemble: create object files from assembler source files.
+%.o : %.S
+	@echo
+	@echo $(MSG_ASSEMBLING) $<
+	$(CC) -c $(ALL_ASFLAGS) $< -o $@
+
+
+
+
+
+
+# Target: clean project.
+clean: begin clean_list finished end
+
+clean_list :
+	@echo
+	@echo $(MSG_CLEANING)
+	$(REMOVE) $(TARGET).hex
+	$(REMOVE) $(TARGET).eep
+	$(REMOVE) $(TARGET).obj
+	$(REMOVE) $(TARGET).cof
+	$(REMOVE) $(TARGET).elf
+	$(REMOVE) $(TARGET).map
+	$(REMOVE) $(TARGET).obj
+	$(REMOVE) $(TARGET).a90
+	$(REMOVE) $(TARGET).sym
+	$(REMOVE) $(TARGET).lnk
+	$(REMOVE) $(TARGET).lss
+	$(REMOVE) $(OBJ)
+	$(REMOVE) $(LST)
+	$(REMOVE) $(SRC:.c=.s)
+	$(REMOVE) $(SRC:.c=.d)
+
+
+# Automatically generate C source code dependencies. 
+# (Code originally taken from the GNU make user manual and modified 
+# (See README.txt Credits).)
+#
+# Note that this will work with sh (bash) and sed that is shipped with WinAVR
+# (see the SHELL variable defined above).
+# This may not work with other shells or other seds.
+#
+%.d: %.c
+	set -e; $(CC) -MM $(ALL_CFLAGS) $< \
+	| sed 's,\(.*\)\.o[ :]*,\1.o \1.d : ,g' > $@; \
+	[ -s $@ ] || rm -f $@
+
+
+# Remove the '-' if you want to see the dependency files generated.
+-include $(SRC:.c=.d)
+
+
+
+# Listing of phony targets.
+.PHONY : all begin finish end sizebefore sizeafter gccversion coff extcoff \
+	clean clean_list program

Firmware/cuff.aps

@@ -0,0 +1 @@
+<AVRStudio><MANAGEMENT><ProjectName>cuff</ProjectName><Created>19-Jan-2011 15:28:12</Created><LastEdit>14-Jun-2011 14:28:02</LastEdit><ICON>208</ICON><ProjectType>0</ProjectType><Created>19-Jan-2011 15:28:12</Created><Version>4</Version><Build>4, 18, 0, 670</Build><ProjectTypeName>Atmel AVR Assembler</ProjectTypeName></MANAGEMENT><CODE_CREATION><ObjectFile>cuff.obj</ObjectFile><EntryFile>C:\Documents and Settings\ladyada\My Documents\Projects\wearable\cuff\cuff.asm</EntryFile><SaveFolder>C:\Documents and Settings\ladyada\My Documents\Projects\wearable\cuff\</SaveFolder></CODE_CREATION><DEBUG_TARGET><CURRENT_TARGET></CURRENT_TARGET><CURRENT_PART></CURRENT_PART><BREAKPOINTS></BREAKPOINTS><IO_EXPAND><HIDE>false</HIDE></IO_EXPAND><REGISTERNAMES><Register>R00</Register><Register>R01</Register><Register>R02</Register><Register>R03</Register><Register>R04</Register><Register>R05</Register><Register>R06</Register><Register>R07</Register><Register>R08</Register><Register>R09</Register><Register>R10</Register><Register>R11</Register><Register>R12</Register><Register>R13</Register><Register>R14</Register><Register>R15</Register><Register>R16</Register><Register>R17</Register><Register>R18</Register><Register>R19</Register><Register>R20</Register><Register>R21</Register><Register>R22</Register><Register>R23</Register><Register>R24</Register><Register>R25</Register><Register>R26</Register><Register>R27</Register><Register>R28</Register><Register>R29</Register><Register>R30</Register><Register>R31</Register></REGISTERNAMES><COM></COM><COMType>0</COMType><WATCHNUM>0</WATCHNUM><WATCHNAMES><Pane0></Pane0><Pane1></Pane1><Pane2></Pane2><Pane3></Pane3></WATCHNAMES><BreakOnTrcaeFull>0</BreakOnTrcaeFull></DEBUG_TARGET><Debugger><Triggers></Triggers></Debugger><AvrAssembler><Folder>C:\Documents and Settings\ladyada\My Documents\Projects\wearable\cuff\</Folder><RelPath>cuff.asm</RelPath><EntryFile>C:\Documents and Settings\ladyada\My Documents\Projects\wearable\cuff\cuff.asm</EntryFile><IncludePath>C:\Program Files\Atmel\AVR Tools\AvrAssembler\Appnotes</IncludePath><V2IncludePath></V2IncludePath><V2Parameters></V2Parameters><FileType>I</FileType><ObjectName>cuff</ObjectName><Wrap>0</Wrap><ErrorAsWarning>0</ErrorAsWarning><MapFile>1</MapFile><ListFile>0</ListFile><Version1>0</Version1><PreCompile></PreCompile><PostCompile></PostCompile><SourceFiles>,</SourceFiles></AvrAssembler><ProjectFiles><Files><Name>\cuff.asm</Name></Files></ProjectFiles><IOView><usergroups/><sort sorted="0" column="0" ordername="0" orderaddress="0" ordergroup="0"/></IOView><Files><File00000><FileId>00000</FileId><FileName>cuff.asm</FileName><Status>1</Status></File00000></Files><Events><Bookmarks></Bookmarks></Events><Trace><Filters></Filters></Trace></AVRStudio>

Firmware/cuff.asm

@@ -0,0 +1,64 @@
+.include "tn4def.inc"
+
+
+.equ    LED = 0				; LED connected to PB0
+.equ	DELAYTIME = 17		; 17 ms between PWM changes
+
+.cseg 
+
+.org 0x0000
+	rjmp	RESET
+
+.def	temp   		= R16	; general purpose temp
+.def	delaycnt1  	= R17   ; counter for 1ms delay loop
+.def	delayms  	= R28	; keeps track of how many ms left in delay
+
+RESET:
+	sbi		DDRB, LED		; LED output
+	sbi		PORTB, LED    	; LED off
+
+	; set up fast PWM output timer WGM[3:0] = 0101
+	; COM0A1 = 1, COM0A0 = 0 or 1
+	ldi		temp, 0xC1		;  Fast PWM (PB2 output)
+	out		TCCR0A, temp
+	ldi		temp, 0x81      ; fastest clock
+	out		TCCR0B, temp
+
+	; we dont use the top of the counter since its only 8 bit
+	ldi		temp, 0
+	out		OCR0AH, temp
+
+
+LOOPSTART:
+   	ldi ZH, high(PULSETAB*2) + 0x40   ; This is start of Code in Tiny4 (0x4000)
+   	ldi ZL, low (PULSETAB*2) 		; init Z-pointer to storage bytes 
+LOOP:
+	ld		temp, Z+			; load next led brightness
+	cpi		temp, 0			; last entry?
+	brne	NORELOAD
+	; if temp == 0, means we reached the end, so reload the table index
+    rjmp    LOOPSTART
+
+NORELOAD:
+
+	out		OCR0AL, temp	; Shove the brightness into the PWM driver
+
+	; delay!
+	ldi		delayms, DELAYTIME			; delay ~17 ms
+DELAY:
+	ldi		delaycnt1, 0xFF
+	DELAY1MS:   ; this loop takes about 1ms (with 1 MHz clock)
+		dec		delaycnt1      ; 1 clock
+		cpi		delaycnt1, 0   ; 1 clock
+		brne	DELAY1MS       ; 2 clocks (on avg)
+	dec		delayms
+	cpi		delayms, 0
+	brne	DELAY
+
+	rjmp	LOOP
+
+
+PULSETAB:
+.db 255, 255, 255, 255, 255, 255, 255, 255, 252, 247, 235, 235, 230, 225, 218, 213, 208, 206, 199, 189, 187, 182, 182, 177, 175, 168, 165, 163, 158, 148, 146, 144, 144, 141, 139, 136, 134, 127, 122, 120, 117, 115, 112, 112, 110, 110, 108, 103, 96, 96, 93, 91, 88, 88, 88, 88, 84, 79, 76, 74, 74, 72, 72, 72, 72, 69, 69, 62, 60, 60, 57, 57, 57, 55, 55, 55, 55, 48, 48, 45, 45, 43, 43, 40, 40, 40, 40, 36, 36, 36, 33, 33, 31, 31, 31, 28, 28, 26, 26, 26, 26, 24, 24, 21, 21, 21, 21, 20, 19, 19, 16, 16, 16, 16, 14, 14, 14, 16, 12, 12, 12, 12, 12, 9, 9, 9, 9, 9, 9, 7, 7, 7, 7, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 4, 4, 4, 4, 4, 7, 7, 7, 7, 7, 7, 9, 9, 9, 12, 12, 12, 14, 14, 16, 16, 16, 16, 21, 21, 21, 21, 24, 24, 26, 28, 28, 28, 31, 36, 33, 36, 36, 40, 40, 43, 43, 45, 48, 52, 55, 55, 55, 57, 62, 62, 64, 67, 72, 74, 79, 81, 86, 86, 86, 88, 93, 96, 98, 100, 112, 115, 117, 124, 127, 129, 129, 136, 141, 144, 148, 160, 165, 170, 175, 184, 189, 194, 199, 208, 213, 220, 237, 244, 252, 255, 255, 255, 255, 255, 255, 255, 0
+
+

Firmware/cuff.aws

@@ -0,0 +1 @@
+<AVRWorkspace><IOSettings><CurrentRegisters/></IOSettings><part name=""/><Files><File00000 Name="C:\Documents and Settings\ladyada\My Documents\Projects\wearable\cuff\cuff.asm" Position="174 132 1094 684" LineCol="0 0"/></Files></AVRWorkspace>

Firmware/cuff.hex

@@ -0,0 +1,24 @@
+:020000020000FC
+:1000000000C0089A109A01EC0EBD01E80DBD00E099
+:1000100007BDF0E4E2E30191003009F4FACF06BD38
+:10002000C1E11FEF1A951030E9F7CA95C030C9F742
+:10003000F2CFFFFFFFFFFFFFFFFFFCF7EBEBE6E177
+:10004000DAD5D0CEC7BDBBB6B6B1AFA8A5A39E9436
+:100050009290908D8B88867F7A78757370706E6EB3
+:100060006C6760605D5B58585858544F4C4A4A481A
+:1000700048484845453E3C3C3939393737373730B1
+:10008000302D2D2B2B2828282824242421211F1F04
+:100090001F1C1C1A1A1A1A181815151515141313E3
+:1000A000101010100E0E0E100C0C0C0C0C0909097F
+:1000B00009090907070707070704040404040404DF
+:1000C000040402020202020202020202020202020C
+:1000D0000202020202020202020202020202020200
+:1000E00002020202020202020202020202020202F0
+:1000F00002020202020202020202020204040404D8
+:10010000040707070707070909090C0C0C0E0E1056
+:100110001010101515151518181A1C1C1C1F242159
+:10012000242428282B2B2D3034373737393E3E40B6
+:1001300043484A4F51565656585D60626470737515
+:100140007C7F8181888D9094A0A5AAAFB8BDC2C7DD
+:0E015000D0D5DCEDF4FCFFFFFFFFFFFFFF004A
+:00000001FF