All Products

SKU: AF-462

Turn any Arduino into an AVR chip programmer with this shield kit. Designed for burning Arduino bootloaders onto blank ATmega328P chips, it can also be configured as a standalone AVR ISP programmer that works without a computer — program blank chips up to 10× faster with audio feedback from the b...

SKU: SF-DEV-10524

The name says it all on this one. An ATmega328 in DIP package, pre-loaded with the Arduino Optiboot (Uno 16MHz) Bootloader. This will allow you to use Arduino code in your custom embedded project without having to use an actual Arduino board. To get this chip working with Arduino IDE, you wi...

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-2010

Note: The Pro Trinket's bit-bang USB technique is a legacy approach that may not work reliably with modern operating systems. For new projects, consider an ItsyBitsy or Metro Mini board with native USB support at a comparable price. The Adafruit Pro Trinket 3V is a compact ATmega328P-based mic...

SKU: AF-2000

Note: The Pro Trinket's bit-bang USB technique is a legacy approach that may not work reliably with modern operating systems. For new projects, consider an ItsyBitsy or Metro Mini board with native USB support at a comparable price. The Adafruit Pro Trinket 5V is a compact ATmega328P-based mic...

SKU: SF-COM-11442

The SparkFun 7-Segment Serial Display combines a 4-digit 7-segment LED display with an ATmega328 microcontroller, allowing you to control every segment using just a few serial lines. It supports three communication interfaces — Serial TTL, SPI, and I²C — making it easy to integrate into a wide ra...

SKU: AF-3458

The Feather 328P brings the classic ATmega328P into the Feather ecosystem, running at 3.3V and 8 MHz. If you want to keep your existing Arduino code compatibility while taking advantage of the Feather form factor and its wide range of FeatherWing add-ons, this board is an excellent choice. With ...

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: SF-DEV-18158 · MPN: DEV-18158

This Arduino-compatible development board keeps the familiar Uno-style layout while adding a few genuinely handy upgrades for modern projects. Built around the ATmega328P, it works with the Arduino IDE and fits the Uno R3 footprint, so it is a straightforward choice if you want broad compatibilit...

SKU: DF-DFR0492

DFRobot FireBeetle series are low power consumption microcontrollers designed for Internet of Things (IoT) development. This Bluetooth controller combines Bluetooth Low Energy 4.1 with Arduino controller, offering functions similar to the former Bluno series but with lower power consumption. ...

SKU: EC-CDD10240D

The devDuino Relay 1 Node V1.0 is a compact Arduino-compatible microcontroller board with a built-in mains power supply (110–220 V AC), a 10 A relay, and an nRF24L01+ wireless transceiver. It is designed for building wireless home automation networks with support for over-the-air (OTA) firmware u...

SKU: SF-SPX-14669

The SparkFun BlackBoard is an Arduino Uno-compatible development board with a range of improvements over the standard Uno. It features the CH340G USB-to-serial converter for broad driver compatibility, a reinforced through-hole micro-B USB connector, an upgraded 600 mA 3.3V regulator with thermal...

SKU: SF-COM-11629

A smart 4-digit 7-segment display that combines a classic white LED display with an onboard ATmega328 microcontroller. Instead of wiring up dozens of pins, you control the entire display over Serial TTL, SPI, or I2C — using just a few connections. The ATmega328 comes pre-loaded with the Arduino ...

SKU: LB-LR0064

The KnockOffDuino® Uno is functionally the same as the Arduino Uno R3 at a fraction of the cost. It is the Arduino for beginners and 100% Uno compatible, however it uses the CH340G usb to serial chip instead of the 16u2/8u2 found in the official Arduino Uno R2/R3 so instead of the Arduino Uno ...

SKU: DF-DFR0216

DFRduino Uno V3.0 from DFRobot is a physical world computing board of small size for academics or development . It is a simple microcontroller board fully compatible with Arduino UNO R3 and Arduino IDE open-source development environment. This environment implements the Processing / Wiring ...

SKU: LB-LR0072

The Nano V3.0 CH340 is based off the famous Arduino platform, and has all the functionality of an Uno, but in a smaller package! Perfect for Arduino projects that require a small form factor (43mm by 18mm to be exact!) and do not need a DC power jack. Please note: You will need a Mini-B USB ca...

SKU: EC-MCA02328UNO

The Crowduino Uno-SD mainboard is a microcontroller board that completely compatible with the Arduino UNO. It is based on the Atmega328P, which is widely also used in the Arduino Uno and other Arduino compatible boards. Compared to the previous Crowduino with Atmega328, , the Uno SD mainboard use...

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: DF-DFR0305

The Romeo BLE is an all-in-one Arduino-compatible robot control board from DFRobot with integrated Bluetooth 4.0. It combines an ATmega328P microcontroller, a dual-channel DC motor driver (2 A max), and a TI CC2540 BLE chip in a single board — letting you build and wirelessly control robots witho...

SKU: SF-DEV-21326 · MPN: DEV-21326

This compact MicroMod processor board adds an STM32F405 to a compatible MicroMod Carrier Board, giving your project an ARM® Cortex®-M4 32-bit RISC core in a small, swappable M.2 module.The bevelled edge connector keys into the MicroMod M.2 socket and is secured with the screw supplied with MicroM...