All Products

SKU: SF-DEV-15164

The SparkFun Qwiic OpenLog is an I²C-based data logger that stores serial data to a microSD card. Based on the popular OpenLog, this version replaces the serial interface with I²C and Qwiic connectors, allowing you to daisy-chain multiple sensors and log data without occupying your serial port. ...

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: 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: 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: 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: EC-ACM82664A

The Crowduino UNO ESP8266 combines an Arduino UNO-compatible microcontroller with an onboard ESP8266 WiFi module in a single, compact board. Instead of wiring a separate WiFi shield or module, you get integrated wireless connectivity right out of the box. Built around the ATmega328 running at 16...

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: 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: 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: LB-LR0317

1x 400 pt breadboard1x USB Cable1x UNO R3 Board1x Protoshield65x Jumper Wires1x SG90 Servo1x DC Motor5x PN2222 Transistors5x BC557 PNP5x BC547 NPN2x LDR sensor5x 1N4001 Diodes1x stepper Motor1x UNL2003 driver board1x 74hc595 MAX7219 Chip1x L293D Chip1x Channel Relay1x HC-SR04 Ultrasonic Range Fin...

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: 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: DF-DFR0267

The Bluno integrates a TI CC2540 Bluetooth 4.0 (BLE) chip with an Arduino Uno-compatible development board, enabling wireless communication for your Arduino projects. It supports wireless programming via BLE, Bluetooth HID, AT command configuration, and transparent serial communication. Fully co...

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: SF-SWG-19631

This is a sticker sized to the ATMEGA328 IC with the pinout printed on top.

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: SF-DEV-11021

The Arduino Uno R3 is the most popular Arduino board and an ideal starting point for learning electronics and programming. Built around the ATmega328 microcontroller, it offers a robust platform for prototyping, interactive projects, and connecting to sensors, actuators, and other hardware. The ...

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: SF-DEV-13712

The SparkFun OpenLog is an open-source serial data logger based on the ATmega328 running at 16 MHz. It logs incoming serial data directly to a microSD card, supporting cards from 64 MB to 64 GB in FAT16 or FAT32 format. Simply connect a serial line from your project to the OpenLog, and all transm...

SKU: EC-MCA01328A

The Crowduino is Arduino compatible board. Based on Arduino Duemilanove Schematic, 100% compatible to its existing program, shield and IDEs.This Crowduino is a microcontroller board based on the ATmega328 (datasheet). It has 14 digital input/output pins (of which 6 can be used as PWM outputs), 6 ...