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A-Star 32U4 Micro

Pololu item #: 3101
Brand: Pololu supply outlook
Status: Active and Preferred 
RoHS 3 compliant

Price break Unit price (US$)
1 19.95
5 18.35
25 16.89
100 15.54


backorders allowed

The A-Star 32U4 Micro is a tiny programmable module featuring the ATmega32U4 AVR microcontroller. It packs a Micro-USB interface and 18 digital input/output pins (of which 6 are available to be used as PWM outputs and 8 as analog inputs) onto a board measuring only 1″ × 0.6″ and ships preloaded with an Arduino-compatible bootloader.

 Description Specs (14) Pictures (10) Resources (24) FAQs (0) On the blog (11) 大龄熟妇特黄a片 (42) 
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    by Grant - 22 October 2018

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  • Line-following robot and mini-sumo main board from tdrobótica.co

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    by Ryan - 30 March 2017

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    Before I started designing my entry into this year’s LVBots mini sumo competition, I watched several videos of other competitions. I noticed a...

  • GPS puzzle box

    GPS puzzle box

    by Claire - 18 March 2015

    Forum user Bob Day shared his GPS puzzle box, which uses an A-Star 32U4 Micro, USGlobalSat EM-506 GPS Receiver, servo, and LCD to open a box only at...

  • Get any A-Star for only $8 with orders over $100!

    Get any A-Star for only $8 with orders over $100!

    by Paul - 25 July 2014

    We are having a summer promotion to celebrate the introduction of the A-Star Minis: on orders over $100, get any A-Star for only $8 with coupon...

  • The Manufacturing of A-Star 32U4 Micro

    The Manufacturing of A-Star 32U4 Micro

    by Ryan - 17 July 2014

    We recently released the A-Star 32U4 Micro, which we think is the best available AVR breakout board for its size. If you are like us, you enjoy...

  • Geiger counter using A-Star

    Geiger counter using A-Star

    by Claire - 25 June 2014

    The inside of the Geiger counter. The home-made Geiger counter featured in this post by forum user bob_day uses an A-Star 32U4 Micro, LND 7313...

  • New products: Adafruit NeoPixel rings

    New products: Adafruit NeoPixel rings

    by Ben - 13 June 2014

    Continuing with our recent LED product line expansion, we now offer several of Adafruit’s NeoPixel rings. These addressable RGB LED rings are...

  • Get a free A-Star 32U4 Micro with orders over $100!

    Get a free A-Star 32U4 Micro with orders over $100!

    by Paul - 22 April 2014

    We recently released the A-Star 32U4 Micro, an Arduino-compatible ATmega32U4 breakout board intended to be cheap enough to go into (and stay in)...

  • New product: A-Star 32U4 Micro

    New product: A-Star 32U4 Micro

    by Paul - 11 April 2014

    Today we released a general-purpose AVR microcontroller breakout board, the A-Star 32U4 Micro. But before I get to the A-Star (A* for short), I...

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