Avr Assembler !free! Download -

AVR Assembler is the lowest level of human-readable code for Atmel (now Microchip) AVR microcontrollers—the brains inside Arduino Uno (ATmega328P), Nano, and many custom boards. While most people use Arduino's C++ environment, learning Assembly gives you absolute control over every clock cycle, every register, and every byte of memory.

avrasm2 -fI blink.asm If you get no errors and see a blink.hex file – Uploading Your First Assembled Program You need a programmer. The cheapest is an Arduino Uno running "Arduino as ISP" sketch. Then use avrdude : avr assembler download

avr-gcc -mmcu=atmega328p -c blink.asm -o blink.o avr-gcc -mmcu=atmega328p blink.o -o blink.elf avr-objcopy -O ihex blink.elf blink.hex Or using original AVRASM32: AVR Assembler is the lowest level of human-readable

Now assemble it using GNU toolchain: