Microcontrollers & Development Boards

SKU: AF-1222 | Brand: Adafruit

The Adafruit GEMMA V2 is a tiny, coin-sized wearable microcontroller board powered by an ATtiny85 processor. At just 28 mm in diameter, it's small enough to fit into any sewable or wearable project, and affordable eno...

SKU: DF-DFR0706-EN | Brand: DFRobot

UNIHIKER is a compact single-board computer with a built-in 2.8-inch touchscreen, Wi-Fi, and Bluetooth. It features an array of on-board sensors — light sensor, accelerometer, gyroscope, and microphone — along with a ...

SKU: SF-DEV-22633 | Brand: SparkFun

Arduino empowers makers’ creativity and passion for innovation with a robust new board that’s perfect for all users, from beginners to experts – allowing anyone to easily connect to the internet and create IoT proj...

SKU: AF-5714 | Brand: Adafruit

The Feather RP2040 with RFM95 LoRa Radio (915 MHz) combines the RP2040 dual-core processor with an SX1276-based LoRa radio transceiver for long-range wireless communication at 868 or 915 MHz. The frequency is software...

SKU: AF-4745 | Brand: Adafruit

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 — ...

SKU: SF-DEV-15421 | Brand: SparkFun

NOT COMPATIBLE WITH THE TEENSY 4. For compatible version, see Teensy Audio Adaptor Board (Revision D)This is the Teensy Audio Adapter Board that can be added to a Teensy 3.0, 3.1, 3.2, 3.5 or 3.6 for your next au...

SKU: DF-DFR0191 | Brand: DFRobot

The DFRobot Mega 2560 V3.0 is a fully compatible Arduino Mega 2560 R3 microcontroller board based on the ATmega2560. It features 54 digital I/O pins (14 with PWM), 16 analog inputs, 4 hardware serial ports, and a 16 M...

SKU: DF-DFR0010 | Brand: DFRobot

The DFRduino Nano USB Microcontroller V3.1 (ATMega 328) is a breadboard ready version of the Arduino mini with integrated USB. The arduino Nano has everything that the Diecimila has (electronically) with more anal...

SKU: SF-DEV-10899 | Brand: SparkFun

The LilyTiny is a compact LilyPad board with a built-in ATtiny85 microcontroller that drives four pre-programmed LED patterns. Simply sew on four LEDs and connect a battery — no programming or main board required. Ea...

SKU: AF-3333 | Brand: Adafruit

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 prog...

SKU: WS-31199 | Brand: Waveshare

ESP32-S3 1.47inch Touch Display Development BoardUnleash your creative potential and dive into the world of IoT development with the remarkable ESP32-S3 1.47inch Touch Display Development Board. This cutting-edge plat...

SKU: WS-31197 | Brand: Waveshare

ESP32-S3 1.64" AMOLED Touch Display Development BoardUnlock the potential for innovative smart applications with the cutting-edge ESP32-S3 1.64" AMOLED Touch Display Development Board. Its high-resolution display comb...

SKU: DF-DFR0975 | Brand: DFRobot

FireBeetle 2 ESP32-S3 is a high-performance main controller built around the ESP32-S3-WROOM-1-N16R8 module. ESP32-S3-WROOM-1-N16R8 comes with 16MB Flash and 8MB PSRAM for storing more data. The acceleration for neural...

SKU: AF-5710 | Brand: Adafruit

The Feather RP2040 with DVI Output lets you drive an HDMI monitor or television directly from a microcontroller. The on-board HDMI connector outputs digital video (DVI) at 640×480 or 800×480 resolution using the RP204...

SKU: EC-DPO02102N | Brand: Elecrow

The NodeMCU R2 is a Wi-Fi development board based on the ESP8266 (ESP-12E module), featuring a CP2102 USB-to-UART bridge for reliable programming and debugging. It integrates GPIO, PWM, I2C, 1-Wire, and ADC on a singl...

SKU: AF-2796 | Brand: Adafruit

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 RA...

SKU: SF-DEV-11114 | Brand: SparkFun

It’s blue! It’s thin! It’s the Arduino Pro Mini! SparkFun’s minimal design approach to Arduino. This is a 3.3V Arduino running the 8MHz bootloader. Arduino Pro Mini does not come with connectors populated so tha...

SKU: SF-DEV-12640 | Brand: SparkFun

Here at SparkFun, we refuse to leave ‘good enough’ alone. That’s why we’re adding to our line-up of Arduino-compatible microcontrollers once more! The Pro Micro is similar to the Pro Mini except with an ATmega32U4 on ...

SKU: AF-5477 | Brand: Adafruit

The Adafruit ESP32-S3 Feather with 4 MB Flash and 2 MB PSRAM brings the dual-core ESP32-S3 to the Feather ecosystem with Wi-Fi, Bluetooth LE, and native USB. The 2 MB PSRAM provides extra memory for large data buffers...

SKU: AF-5325 | Brand: Adafruit

The Adafruit QT Py ESP32-S2 combines Wi-Fi connectivity with native USB in the compact QT Py form factor. Built around the ESP32-S2 — a single-core 240 MHz Tensilica processor with 4 MB flash and 2 MB PSRAM — this boa...