ARDUINO_MAN.txt

/-------------------- Atmega8535 -------------------------/

/* compilation using avr-gcc */

avr-gcc -g -Os -mmcu=atmega8535 -c lasertrans.c
avr-gcc -g -mmcu=atmega8535 -o lasertrans.elf lasertrans.o
avr-objcopy -j .text -j .data -O ihex lasertrans.elf lasertrans.hex

/* loading hex (USBasp)*/
avrdude -p m8535 -P usb -c usbasp -v -U flash:w:lasertrans.hex:i


/--------------- ARDUINO (ATMEGA2560) --------------------/

/* compilation using avr-gcc */
avr-gcc -Os -DF_CPU=16000000UL -mmcu=atmega2560 -c -o reciever.o reciever.c
avr-gcc -mmcu=atmega2560 reciever.o -o reciever
avr-objcopy -O ihex -R .eeprom reciever reciever.hex

/* loading hex (wiring) */
avrdude -C/usr/share/arduino/hardware/tools/avrdude.conf -v -v -v -v -patmega2560 -cwiring -P/dev/ttyUSB0 -b115200 -D -Uflash:w:reciever.hex:i

/* how to restore insertion (using USBasp) */

0. Connect USBasp to Arduino
1. Open Arduino IDE
2. Set Tools > Board > [board]
3. Set Tools > Programmer > USBasp
4. Tools > Burn Bootloader
5. PROFIT!