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- #
- # Usage: make I2C_ADDR=8
- #
-
- ifndef TTY
- TTY=/dev/ttyACM0
- endif
-
- ifndef TARGET
- TARGET=i2c_timer_pwm_2
- endif
-
- MCU=attiny85
- AVRDUDEMCU=t85
- CC=/usr/bin/avr-gcc
- CFLAGS=-g -Os -Wall -mcall-prologues -mmcu=$(MCU) -DI2C_SLAVE_ADDRESS=$(I2C_ADDR)
- OBJ2HEX=/usr/bin/avr-objcopy
- AVRDUDE=avrdude
-
- # See http://www.engbedded.com/fusecalc for fuse settings
- # /usr/bin/avrdude -C/etc/avrdude/avrdude.conf -v -pattiny85 -cstk500v1 -P/dev/ttyACM0 -b19200 -Uflash:w:/tmp/arduino_build_108059/i2c.ino.hex:i
- #
-
- # lfuse=0xe2 = 8 Mghz
- # lfuse=0xe1 = 16 Mghz
-
- all:
- $(CC) $(CFLAGS) $(TARGET).c usiTwiSlave.c -o$(TARGET)
- $(OBJ2HEX) -R .eeprom -O ihex $(TARGET) $(TARGET).hex
-
- burn:
- $(AVRDUDE) -p $(MCU) -P $(TTY) -C/etc/avrdude/avrdude.conf -v -c avrisp -b 19200 -U flash:w:$(TARGET).hex -U lfuse:w:0xe1:m -U hfuse:w:0xdd:m -U efuse:w:0xff:m
- clean:
- rm -f *.hex *.obj *.o
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