@richarddmb ola Ricardo, estou tentando fazer isso mas estou com uma duvida. quando faço o comando make u2 && make flash-u2, dá isto,
make clean
make[1]: Entering directory '/root/frser-duino'
rm -f frser-duino.bin
rm -f frser-duino.out
rm -f frser-duino.hex
rm -f frser-duino.s
rm -f *.o
make[1]: Leaving directory '/root/frser-duino'
DFLAGS= FRBAUD=115200 make all
make[1]: Entering directory '/root/frser-duino'
avr-gcc -mmcu=atmega328p -DBAUD=115200 -Os -fno-inline-small-functions -fno-tree-switch-conversion -frename-registers -g -Wall -W -pipe -flto -fwhole-program -std=gnu99 -Ilibfrser -std=gnu99 -I. -o frser-duino.out main.c uart.c spihw.c libfrser/frser.c libfrser/udelay.c libfrser/spilib.c libfrser/spihw_avrspi.c
avr-size frser-duino.out
text data bss dec hex filename
1426 0 1036 2462 99e frser-duino.out
make[1]: Leaving directory '/root/frser-duino'
BLBAUD=115200 SERIAL_DEV=/dev/ttyACM0 make program
make[1]: Entering directory '/root/frser-duino'
avr-objcopy -j .text -j .data -O ihex frser-duino.out frser-duino.hex
avrdude -c arduino -p m328p -P /dev/ttyACM0 -b 115200 -U flash:w:frser-duino.hex
avrdude: ser_open(): can't open device "/dev/ttyACM0": No such file or directory
avrdude done. Thank you.
make[1]: *** [Makefile:70: program] Error 1
make[1]: Leaving directory '/root/frser-duino'
make: *** [Makefile:90: flash-u2] Error 2
esses erros sao normais?