Microcontrollers & Development Boards

CheapDuino is the most affordable Arduino compatible processor in the world. The price for each cheapDuino is almost 1/5 price of the Ar...

One can never have enough socks, or USB ports. Add some more USB and Ethernet capability to your Raspberry Pi Zero or, really, any kind of table...

The ATtiny45 and 85 are a couple of really cool little MCUs but did you know you can program them in Arduino? That’s right, now you can shrin...

Are you trying to make a quick dime from electronics? Why limit yourself to dimes? This coin acceptor will take three different kinds of coin...

Wide range, low power temperature sensor outputs an analog voltage that is proportional to the ambient temperature. To use, connect pin 1 (left)...

Romeo family is an All-in-One Arduino based control board especially designed for robotics applications from DFRobot. It benefits from the Ardu...

The CAN-BUS Shield provides your Arduino or Redboard with CAN-BUS capabilities and allows you to hack your vehicle. This shield allows you to poll ...

The SparkFun XBee Explorer Serial is a simple to use, RS232 to serial base unit for the XBee line. This unit works with all XBee modules including ...

Add bluetooth 4.0 to your PC, Mac directly with this USB BLE-Link. It uses the USB package which is compact and compatible with v2.1 and earlier...

The DFRduino Nano USB Microcontroller V3.1 (ATMega 328) is a breadboard ready version of the Arduino mini with integrated USB. The arduino Nano...

The ESP8266 started a small revolution by bringing WiFi to a small and cheap package that also had enough processing power and enough pins to ge...

This is an SMD 12mm square SPST button. What we really like is the large button head and good tactile feel (it ‘clicks’ really well). This button i...

Do you ever wish your Arduino was more musically talented? Or maybe your project could use some cool sound effects. The SparkFun Musical Instrument...

Due to limited stock we are setting a limit of 2 per customer.If you didn't think that the Raspberry Pi Zero could possibly get any better, then...

Add another 16 pins to your microcontroller using a MCP23017 port expander. The MCP23017 uses two i2c pins (these can be shared with other i2...

Three rows in a right angle header!? Yes! These chunks of 0.1" header has yet-another-row - handy for when you want to connect cables that come ...

This fully-assembled pan-tilt kit is the perfect way to give your project full range motion with two micro servos. The pan-tilt can rotate rough...

This is an interface cable for the Bus Pirate, designed to connect to its 2x5 I/O header. The cable’s connector is composed of two rows of five ...

The Adafruit Gemma M0 is a super small microcontroller board, with just enough built-in to create many simple projects. It may look small and cu...

This audio adaptor lets you easily add high quality 16 bit, 44.1 kHz sample rate (CD quality) audio to your projects with Teensy 4.0 (Rev D). It...

Package included: 1 x Arduino PS2 Joystick game controller module 1 x Infrared sensor receiver module 1 x Laser head sensor module 1 x Temperat...

This is a force sensitive resistor with a round, 0.5" diameter, sensing area. This FSR will vary its resistance depending on how much pressure is b...

Lithium ion polymer (also known as 'lipo' or 'lipoly') batteries are thin, light and powerful. The output ranges from 4.2V when completely charg...

This is the assembled version of the Pi T-Cobbler Plus.  It only works with the Raspberry Pi Model Zero, A+, B+, Pi 2, Pi 3 & Pi 4! (Any Pi ...