# AVR microcontroller

12 Hacker News commenters recommended AVR microcontroller and 0 criticized it, November 2025 to November 2026. It was recommended in 7 of 13 months. It meets the Hacker Approved badge rule.

**Verdict:** People recommend AVR microcontrollers for clean assembly programming, friendly open-source toolchains, and hands-on learning of low-level code. No recurring criticism appears in the quotes.

## Why people recommend it

- Good for learning assembly (3 comments): "Doing asm on the AVR is beautiful, you can count clock cycles easily and then observe them on the scope." ([source](https://news.ycombinator.com/item?id=47305185)) "found playing with AVR microcontrollers to be a nice intro to assembly" ([source](https://news.ycombinator.com/item?id=45783627)) "I learned how to program the AVR in assembly 25 years ago" ([source](https://news.ycombinator.com/item?id=46008421))
- Friendly toolchain and open source tooling (3 comments): "it was easier to get the programmer, and it had a lot better open source tooling" ([source](https://news.ycombinator.com/item?id=46008507)) "There are great chips now that have free gcc support, reasonable power draw" ([source](https://news.ycombinator.com/item?id=49763588)) "AVR was super-developer-friendly well before the Arduino" ([source](https://news.ycombinator.com/item?id=46305414))
- Simple instruction set, easy timing (2 comments): "Doing asm on the AVR is beautiful, you can count clock cycles easily and then observe them on the scope." ([source](https://news.ycombinator.com/item?id=47305185)) "One big advantage is a far cleaner, simpler instruction set" ([source](https://news.ycombinator.com/item?id=47303535))
- Strong peripherals for mixed-signal work (2 comments): "the reason to reach for a PIC or AVR these days is because of 4-20mA protocol or other such mixed-signal tasks" ([source](https://news.ycombinator.com/item?id=49770008)) "The PIC and AVR are both more about peripherals" ([source](https://news.ycombinator.com/item?id=48173321))

## Alternatives hackers recommend

- [ESP32](https://hackerapproved.com/p/esp32.md): 190 recommend
- [Arduino boards](https://hackerapproved.com/p/arduino.md): 81 recommend
- [Raspberry Pi Pico](https://hackerapproved.com/p/raspberry-pi-pico.md): 72 recommend
- [Raspberry Pi RP2040](https://hackerapproved.com/p/rp2040.md): 29 recommend
- [ESP32-S3](https://hackerapproved.com/p/esp32-s3.md): 26 recommend

## Where to get it

- [See price on Amazon](https://www.amazon.com/s?k=ATmega328P+AVR+8-bit+microcontroller&tag=hackerapprove-20) (affiliate link)
- [Official site](https://www.microchip.com/)

## Cite as

Hacker Approved, "AVR microcontroller", https://hackerapproved.com/p/avr-microcontrollers/ (counts from 1,795,640 Hacker News comments, November 2025 to November 2026).