All Products

SKU: AF-3505 · MPN: 3505

The Adafruit Metro M0 Express brings 32-bit ARM power to the familiar Metro/UNO shield-compatible form factor. Powered by the ATSAMD21G18 ARM Cortex M0+ processor at 48 MHz, it offers 256 KB flash and 32 KB RAM — a massive upgrade over the ATmega328-based Metro. Designed from the ground up for Ci...

SKU: AF-3403 · MPN: 3403

The Feather M0 Express is Adafruit's CircuitPython-optimised Feather, built around the ATSAMD21G18 ARM Cortex M0+ processor. It combines the standard Feather M0 platform with 2 MB of SPI flash storage, a Mini NeoPixel, and a UF2 bootloader for drag-and-drop programming — no special tools or drive...

SKU: AF-3727 · MPN: 3727

The Adafruit ItsyBitsy M0 Express is a compact yet powerful microcontroller board built on the ATSAMD21 Cortex M0+ running at 48 MHz. At just 1.4" × 0.7", it delivers the same capability as the Metro M0 or Feather M0 Express in a fraction of the size — perfect for shrinking prototypes into final ...

SKU: AF-3517 · MPN: 3517

Everything you need to get started with the Circuit Playground Express — a feature-packed, all-in-one development board that works with Microsoft MakeCode (block-based or JavaScript), CircuitPython, code.org CS Discoveries, and Arduino IDE. Program the same board in multiple ways as your skills g...

SKU: AF-3399 · MPN: 3399

For many years, instructors and teachers have asked us to come up with a better way to teach programming and electronics. We have worked on Circuit Playground Express for over a year to come up with a board that is powerful, beautiful, fun, and perfect for teaching Code.org CS Discoveries Circ...

SKU: AF-5954 · MPN: ADA5954

The Adafruit TRRS Trinkey is a USB-A plug-in microcontroller designed specifically for assistive technology. It combines an ATSAMD21 processor with a switched TRRS 3.5mm audio jack, connecting all 6 jack pins (tip, ring 1, ring 2, sleeve, plus tip switch and ring 1 switch) to analog-capable GPIO ...

SKU: AF-5021 · MPN: 5021

The Adafruit Slider Trinkey is a tiny USB A board built around the ATSAMD21 microcontroller with a pre-soldered 35 mm slide potentiometer and two NeoPixel LEDs. Plug it into any USB A port on your computer and program it as a volume control, brightness adjuster, colour picker, or any custom slide...

SKU: AF-4319 · MPN: 4319

The Adafruit PyRuler is a PCB reference ruler and a fully functional CircuitPython microcontroller in one. Measuring approximately 25 × 150 mm (1" × 6"), this gold-plated FR4 ruler features common SMD component package outlines, a font size guide, trace-width diagram, and AWG wire gauge drill hol...

SKU: AF-3178 · MPN: 3178

The Feather M0 RFM95 LoRa Radio (900 MHz) combines the ATSAMD21G18 ARM Cortex M0+ processor with an SX1276-based LoRa radio transceiver for long-range wireless communication at 868 or 915 MHz. The exact frequency is software-configurable, allowing you to tune dynamically for your region's ISM ban...

SKU: AF-3333 · MPN: 3333

The Circuit Playground Express is an all-in-one development board packed with sensors, LEDs, and a speaker — all on a round, beginner-friendly PCB with alligator-clip pads. No soldering required. It supports four programming environments: Microsoft MakeCode (block/JavaScript), CircuitPython, Ardu...

SKU: AF-3061 · MPN: 3061

The Feather M0 WiFi with uFL pairs the ATSAMD21G18 ARM Cortex M0+ processor with an ATWINC1500 Wi-Fi module, featuring a uFL connector instead of an on-board antenna. This allows you to connect an external 2.4 GHz antenna for improved range or custom antenna placement in enclosures. The ATWINC15...

SKU: AF-4745 · MPN: 4745

The Adafruit Matrix Portal is a plug-and-play controller for HUB-75 RGB LED matrix panels. Powered by an ATSAMD51 (Cortex M4) with an ESP32 WiFi coprocessor, it plugs directly into the back of any compatible matrix — no soldering or wiring required. Just attach power and start coding in CircuitPy...

SKU: AF-2598 · MPN: 2598

The Adafruit Feather M0 WiFi combines an ATSAMD21G18 ARM Cortex M0+ processor with an ATWINC1500 WiFi module for an all-in-one Arduino-compatible development board with built-in USB, battery charging, and 802.11b/g/n connectivity. This version comes fully assembled with headers soldered. The FCC...

SKU: AF-3900 · MPN: 3900

The Adafruit HalloWing M0 Express is a skull-shaped development board built around the ATSAMD21G18 processor. Featuring a 1.44" full-colour TFT display, a 3-axis accelerometer, a light sensor, a speaker driver, and Feather-compatible headers, it's designed for wearables, badges, cosplay props, an...

SKU: DF-DFR0652

FireBeetle is a product series of small development boards developed by DFRobot. It contains various chipboards and expansion boards that can be used alone or in combination. The same as Arduino M0, FireBeetle M0 also adopts the high-performance low-power chip ATSAMD21G18 ARM Cortex M0+. With up ...

SKU: AF-4145

The Adafruit Feather series gives you lots of options for a small, portable, rechargeable microcontroller board. Perfect for fitting into your next prop build! This FeatherWing will unlock the prop-maker inside all of us, with tons of stuff packed in to make sabers & swords, props, toys, cosplay ...

SKU: AF-6260 · MPN: ADA6260

The Adafruit SHT45 Trinkey is a tiny USB A device that combines an ATSAMD21 microcontroller with Sensirion's highest-precision SHT45 temperature and humidity sensor, protected by a PTFE filter. Simply plug it into any USB A port on your computer and start reading environmental data — no wiring, s...

SKU: AF-3176 · MPN: 3176

The Feather M0 RFM69HCW Packet Radio (868/915 MHz) combines the ATSAMD21G18 ARM Cortex M0+ processor with an SX1231-based RFM69HCW radio transceiver for wireless data communication at 868 or 915 MHz. The exact radio frequency is software-configurable, allowing you to tune dynamically for your reg...

SKU: AF-3177 · MPN: 3177

The Feather M0 RFM69HCW Packet Radio (433 MHz) combines the ATSAMD21G18 ARM Cortex M0+ processor with an SX1231-based RFM69HCW radio transceiver for wireless data communication at 433 MHz. It includes built-in USB, LiPo battery charging, and the full Feather M0 pin set in a compact, portable form...

SKU: AF-2796 · MPN: 2796

The Feather M0 Adalogger is an all-in-one datalogger built around the ATSAMD21G18 ARM Cortex M0 processor, with a built-in MicroSD card holder, native USB, and LiPo battery charging. With 256KB of flash and 32KB of RAM — 8× and 16× more than the ATmega328 or 32u4 respectively — it provides signif...