All Products

SKU: AF-50

We sure love the ATmega328 here at Adafruit, and we use them a lot for our own projects. The processor has plenty of GPIO, Analog inputs, hardware UART SPI and I2C, timers and PWM galore - just enough for most simple projects. When we need to go small, we use a Metro Mini or a Trinket M0,...

SKU: AF-2488

The Adafruit METRO 328 is a fully assembled, Arduino UNO R3-compatible development board powered by the ATmega328P running at 16 MHz. It's shape and pin-compatible with Arduino UNO R3 shields, and works directly with the Arduino IDE by selecting "Arduino UNO" in the Boards menu. This version come...

SKU: AF-193

This budget pack is an optimized collection of parts and pieces to experiment with Adafruit Metro 328 and the Arduino IDE at home, school or work. Great for students and those that want to get their feet wet, no soldering required!Includes the Adafruit Metro 328 with thru-hole heade...

SKU: AF-3345

The Adafruit Metro Starter Pack is the perfect beginner kit for learning electronics and Arduino programming. Built around the Adafruit Metro 328 (ATmega328-based, Arduino UNO R3-compatible), this pack includes everything you need — except tools — to follow along with introductory tutorials and s...

SKU: AF-3588

The Adafruit MetroX Classic Kit is a comprehensive experimentation kit with over 20 guided circuits and projects to explore microcontroller basics. Built around the Adafruit Metro 328 (Arduino UNO-compatible), this kit covers LEDs, transistors, motors, integrated circuits, pushbuttons, sensors, r...

SKU: AF-2590

The Adafruit Metro Mini 328 packs the same ATmega328P power as a full-sized Metro into a tiny breadboard-friendly form factor. Running at 16 MHz with 5V logic, it's pin-compatible with Arduino UNO R3 and works with the Arduino IDE by selecting "Arduino UNO" in the Boards menu. For the latest revi...

SKU: AF-4229

Add a large, vibrant tri-colour eInk display to your Arduino project with this shield. The 2.7" panel displays red, black, and white pixels at 264×176 resolution that remain visible even with power completely disconnected. The shield form factor plugs directly onto Arduino-compatible boards from ...

SKU: AF-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-1141

The Adafruit Data Logging Shield makes it easy to save sensor data to an SD card with accurate timestamps. It combines an SD card interface with a real-time clock (RTC) and a prototyping area on an Arduino-compatible shield, so you can be logging data within minutes of setup. This R3-compatible ...

SKU: AF-2601

The Adafruit RGB Matrix Shield simplifies connecting HUB75-type RGB LED matrices to Arduino-compatible boards. Instead of wiring up a bundle of individual connections, this shield handles all the routing for you — just solder on the headers and connector, plug it onto your board, and attach your ...

SKU: AF-4000

The Adafruit Metro M4 Express AirLift combines the powerful ATSAMD51J19 ARM Cortex M4 processor with an on-board ESP32 WiFi co-processor — all in the standard Metro/UNO shield-compatible form factor. With 120 MHz clock speed, floating point support, and built-in TLS/SSL for secure connections, th...

SKU: AF-4950

The Adafruit Metro M7 with AirLift is the fastest Metro board yet, powered by the NXP iMX RT1011 ARM Cortex M7 processor running at 500 MHz. Combined with an on-board ESP32 AirLift WiFi co-processor, 4 MB of QSPI flash, and the standard Metro/UNO shield-compatible form factor, this board delivers...

SKU: AF-5500

The Adafruit Metro ESP32-S3 brings the powerful dual-core ESP32-S3 to the familiar Metro/UNO shield-compatible form factor. With 16 MB flash, 8 MB PSRAM, and 512 KB SRAM, this board has the memory to handle demanding CircuitPython, Arduino, or ESP-IDF projects with WiFi and Bluetooth LE connectiv...

SKU: AF-5600

The Adafruit Metro M7 with microSD is powered by the NXP iMX RT1011 ARM Cortex M7 processor running at 500 MHz — the fastest Metro board available. With 8 MB of QSPI flash, 128 KB SRAM, a built-in microSD card slot, and the standard Metro/UNO shield-compatible form factor, this board delivers exc...

SKU: AF-1411

The Adafruit 16-Channel PWM/Servo Shield brings PCA9685-based servo and PWM control to any Arduino in a convenient shield format. Using only I2C (SCL and SDA), the shield provides 16 channels of 12-bit PWM output with a built-in clock — no continuous signal from your microcontroller needed. Up t...

SKU: DF-DFR0216-2 · MPN: DFR0216-2

This compact DFRobot microcontroller bundle is designed for learning, prototyping and physical computing projects. The DFRduino Uno V3.0 is fully compatible with Arduino UNO R3 and the Arduino IDE open-source development environment, which uses the Processing / Wiring language.The board is based ...

SKU: AF-802

The Adafruit 1.8" Colour TFT Shield is a plug-and-play display solution for Arduino, combining a bright 128×160 pixel TFT screen with a microSD card slot, 5-way joystick navigation switch, and three tactile buttons. This R3-format shield works with any Arduino or Metro board including the Metro M...

SKU: AF-94

The Adafruit Wave Shield adds high-quality audio playback to ATmega328-based Arduinos (Uno, Duemilanove, and compatibles). It plays uncompressed 22 KHz, 16-bit mono WAV files of any length from an SD/MMC card through an on-board 12-bit DAC, filter, and op-amp — delivering audio that's more than g...

SKU: AF-4197

Add a crisp, paper-like display to your microcontroller project with the Adafruit 2.13" Monochrome eInk Breakout. This 250×122 pixel black-and-white eInk panel delivers excellent daylight readability and retains its image even with power completely disconnected — just like printed paper. An onbo...

SKU: AF-5961 · MPN: ADA5961

The Adafruit Qwiic / STEMMA QT Breakout Board bridges the gap between the STEMMA QT / Qwiic connector world and standard 0.1" breadboard pins. One end has a JST SH-compatible connector for plug-and-play I2C, and the other has four 0.1" spaced pads for soldering headers or wires to a breadboard. ...