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Initial commit: from July 2009
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johnboiles committed May 10, 2011
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13 changes: 13 additions & 0 deletions .gitignore
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.DS_Store
AVR/build
iOS/build
*.pbxuser
*.perspective
*.perspectivev3
*.mode1v3
*.mode2v3
xcuserdata
*.elf
*.hex
*.o

107 changes: 107 additions & 0 deletions AVR/firmware/Makefile
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# Name: Makefile
# Dimlet
# Author: John Boiles
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.

# This is a prototype Makefile. Modify it according to your needs.
# You should at least check the settings for
# DEVICE ....... The AVR device you compile for
# CLOCK ........ Target AVR clock rate in Hertz
# OBJECTS ...... The object files created from your source files. This list is
# usually the same as the list of source files with suffix ".o".
# PROGRAMMER ... Options to avrdude which define the hardware you use for
# uploading to the AVR and the interface where this hardware
# is connected.
# FUSES ........ Parameters for avrdude to flash the fuses appropriately.

DEVICE = atmega88
CLOCK = 8000000
PROGRAMMER = -c avrispmkII -P usb
OBJECTS = main.o
#is there supposed to be efuse here for extended fuse?
FUSES = -U hfuse:w:0xdf:m -U lfuse:w:0x62:m

# ATMega88 fuse bits (fuse bits for other devices are different!):
# Example for 8 MHz internal oscillator
# Fuse high byte:
# 0xd9 = 1 1 0 1 1 1 1 1 <-- BODLEVEL0 (Brown-out Detector trigger level)
# ^ ^ ^ ^ ^ ^ ^------ BODLEVEL1 (Brown-out Detector trigger level)
# | | | | | +-------- BODLEVEL2 (Brown-out Detector trigger level)
# | | | | +---------- EESAVE (set to 0 to preserve EEPROM over chip erase)
# | | | +-------------- WDTON
# | | +---------------- SPIEN (if set to 1, serial programming is disabled)
# | +------------------ DWEN
# +-------------------- RSTDISBL (if set to 0, RESET pin is disabled)
# Fuse low byte:
# 0x24 = 0 1 1 0 0 0 1 0
# ^ ^ \ / \--+--/
# | | | +------- CKSEL 3..0 (8M internal RC)
# | | +--------------- SUT 1..0 (slowly rising power)
# | +------------------ CKOUT (Clock output)
# +-------------------- CKDIV8 (Divide clock by 8)

# Tune the lines below only if you know what you are doing:

AVRDUDE = avrdude $(PROGRAMMER) -p $(DEVICE)
COMPILE = avr-c++ -Wall -Os -DF_CPU=$(CLOCK) -mmcu=$(DEVICE)

# symbolic targets:
all: main.hex

.c.o:
$(COMPILE) -c $< -o $@

.S.o:
$(COMPILE) -x assembler-with-cpp -c $< -o $@
# "-x assembler-with-cpp" should not be necessary since this is the default
# file type for the .S (with capital S) extension. However, upper case
# characters are not always preserved on Windows. To ensure WinAVR
# compatibility define the file type manually.

.c.s:
$(COMPILE) -S $< -o $@

flash: all
$(AVRDUDE) -U flash:w:main.hex:i

fuse:
$(AVRDUDE) $(FUSES)

# Xcode uses the Makefile targets "", "clean" and "install"
install: flash fuse

# if you use a bootloader, change the command below appropriately:
load: all
bootloadHID main.hex

clean:
rm -f main.hex main.elf $(OBJECTS)

# file targets:
main.elf: $(OBJECTS)
$(COMPILE) -o main.elf $(OBJECTS)

main.hex: main.elf
rm -f main.hex
avr-objcopy -j .text -j .data -O ihex main.elf main.hex
# If you have an EEPROM section, you must also create a hex file for the
# EEPROM and add it to the "flash" target.

# Targets for code debugging and analysis:
disasm: main.elf
avr-objdump -d main.elf

cpp:
$(COMPILE) -E main.c
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