Adafruit will not be shipping USPS orders Monday February 18, 2019 for the federal holiday, Presidents Day. Expedited USPS orders placed after 11am ET Friday February 15 will go out Tuesday February 19.

Development Boards / AVR Development


Adafruit METRO 328 without Headers - ATmega328

PRODUCT ID: 2466
$19.50
79 IN STOCK

FLORA - Wearable electronic platform: Arduino-compatible - v3

PRODUCT ID: 659
$14.95
IN STOCK

USBtinyISP AVR Programmer Kit (USB SpokePOV Dongle) - v2.0

PRODUCT ID: 46
$22.00
74 IN STOCK

Teensy (ATmega32u4 USB dev board) 2.0 - ATmega32u4

PRODUCT ID: 199
$15.95
IN STOCK

Teensy++ (AT90USB1286 USB dev board) + header - AT90USB1286

PRODUCT ID: 731
$27.50
33 IN STOCK

Adafruit 6-pin AVR ISP Breadboard Adapter Mini Kit

PRODUCT ID: 1465
$0.95
IN STOCK

Adafruit Feather 328P - Atmega328P 3.3V @ 8 MHz

PRODUCT ID: 3458
$12.50
OUT OF STOCK

Adafruit Trinket M0 - for use with CircuitPython & Arduino IDE

PRODUCT ID: 3500
$8.95
IN STOCK

Adafruit Trinket - Mini Microcontroller - 5V Logic

PRODUCT ID: 1501
$6.95
IN STOCK

Adafruit Pro Trinket - 5V 16MHz

PRODUCT ID: 2000
$9.95
IN STOCK

Adafruit Metro Mini 328 - Arduino-Compatible - 5V 16MHz

PRODUCT ID: 2590
$12.50
IN STOCK

Adafruit ItsyBitsy M0 Express - for CircuitPython & Arduino IDE

PRODUCT ID: 3727
$11.95
85 IN STOCK

Adafruit Feather 32u4 Bluefruit LE

PRODUCT ID: 2829
$29.95
IN STOCK

Adafruit Trinket - Mini Microcontroller - 3.3V Logic - MicroUSB

PRODUCT ID: 1500
$6.95
OUT OF STOCK

Adafruit ItsyBitsy 32u4 - 5V 16MHz

PRODUCT ID: 3677
$9.95
36 IN STOCK

Adafruit METRO M0 Express - designed for CircuitPython - ATSAMD21G18

PRODUCT ID: 3505
$24.95
83 IN STOCK

Adafruit METRO 328 Fully Assembled - Arduino IDE compatible - ATmega328

PRODUCT ID: 50
$17.50
IN STOCK

Adafruit METRO 328 - Arduino Compatible - with Headers - ATmega328

PRODUCT ID: 2488
$17.50
IN STOCK

Adafruit Pro Trinket - 3V 12MHz

PRODUCT ID: 2010
$9.95
IN STOCK

Adafruit ItsyBitsy 32u4 - 3V 8MHz

PRODUCT ID: 3675
$9.95
IN STOCK

Adafruit Feather 32u4 Basic Proto

PRODUCT ID: 2771
$19.95
IN STOCK

Adafruit Feather 32u4 Adalogger

PRODUCT ID: 2795
$21.95
59 IN STOCK

Adafruit Feather 32u4 Bluefruit LE with Headers - Assembled

PRODUCT ID: 3379
$31.95
IN STOCK

Adafruit Feather 32u4 FONA

PRODUCT ID: 3027
$44.95
OUT OF STOCK

Adafruit Feather nRF52 Pro with myNewt Bootloader - nRF52832

PRODUCT ID: 3574
$27.50
IN STOCK

Adafruit Feather 32u4 Bluefruit LE with Stacking Headers - Assembled

PRODUCT ID: 3242
$32.95
IN STOCK

Adafruit Feather 32u4 Bluefruit LE - with or without headers

PRODUCT ID: 3503

Barebones AVR dev. board

PRODUCT ID: 174
$12.00
IN STOCK

USBtinyISP microcontroller

PRODUCT ID: 54
$4.00
36 IN STOCK

Atmega32u4 Breakout Board

PRODUCT ID: 296
DISCONTINUED

Adafruit Bluefruit LE Micro - Bluetooth Low Energy + ATmega32u4

PRODUCT ID: 2661
DISCONTINUED

Arduino Micro with Headers - 5V 16MHz - (ATmega32u4 - assembled)

PRODUCT ID: 1086
DISCONTINUED

Trinket 6-Pack - 3 x 3.3V and 3 x 5V Trinkets

PRODUCT ID: 1509
DISCONTINUED

Arduino Mega 2560 R3 (Atmega2560 - assembled) - Mega!

PRODUCT ID: 191
DISCONTINUED