P = us2
D = atmega328p
F = 16000000
C = c:/programs/WinAVR/gcc530/bin/avr-gcc -Wall -Wno-parentheses -Os -mmcu=$D -D F_CPU=$F -std=c++11
X = avrdude -c arduino -P com8 -p $D
Y = avrdude -c avrisp2 -P usb -p $D
all: $P.lst
zip: $P.zip
$P.elf: *.cpp Makefile
$C -o $@ $(filter %.cpp,$^) -nostartfiles
avr-size -C --mcu=$D $@
#-Wl,-u,vfprintf -lprintf_min
%.hex: %.elf
avr-objcopy -j .text -j .data -O ihex $< $@
%.lst: %.elf
avr-objdump -d $< > $@
avr-strip $<
flash: $P.hex
$X -e -U flash:w:$<
#Geht nicht: Verify-Fehler
bl: optiboot_atmega328p.hex
$Y -e -U flash:w:$<
readfuse:
$Y -v -U lock:r:-:i
#Die Option -v spuckt u.a. die Fuses aus
flash2: $P.hex
$Y -e -U flash:w:$<
#Geht! Das lässt das Arduino-Geraffel weg
fuse2:
$Y -U hfuse:w:0xD9:m
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