Arduino

Features Powerful MCU: Dual-core ARM Cortex M0+ processor, flexible clock running up to 133 MHz Rich on-chip resources: 264KB of SRAM, and 2M...

The datasheet for the DS3231 explains that this part is an "Extremely Accurate I²C-Integrated RTC/TCXO/Crystal". And, hey, it does exactly what it ...

Unlock the potential of your electronic projects with our USB Controlled Relay Module, designed for simple ON/OFF switching of electrical devices...

The 2.4 inch TFT Touch Screen Module with micro SD card slot is now available as a SHIELD for Arduino UNO. It has a four wire resistive touch sc...

The Joystick Shield enable your Arduino with a joystick! The shield sits on top of your Arduino and turns it into a simple controller. Five momenta...

This Arduino Nano IO Shield can easy support Nano and Pro. Because the Arduino Nano and Pro is too small to connect to jumper wires or breadboar...

This miniature straight bar load cell (sometimes called a strain gauge) can translate up to 100g of pressure (force) into an electrical signal...

Features Model: KY-038 Adopt LM393 main chip Electric condenser microphone Features Single channel signal output Low level output signal used for s...

This 5m length of EL wire (electroluminescent wire) is a flexible wire coated with phosphor which glows yellow when applied with the appropriate vo...

Cherry MX Keyswitches are top-of-the-line mechanical keyboard switches. They’re satisfyingly “clicky”, reliable up to tens-of-millions of key pr...

Add an ear to your project with this well-designed electret microphone amplifier. This fully assembled and tested board comes with a 20-20KHz el...

This is a water pressure sensor adopts DFRobot Gravity 3-pin interface. It supports standard 5V voltage input and 0.5~4.5V linear voltage output...

The 4x4 Keypad is a general purpose 16 button (4x4) matrix keypad. It comes ready to work, simply peel-off the adhesive backing, stick it to your s...

This is a 12-step rotary encoder with a nice ‘clicking’ feel. It’s breadboard friendly, and has a pretty handy select switch (by pushing in on t...

This is a simple pack of five Blue LilyPad LEDs that are still attached to one another, letting you snap the LEDs apart at your leisure to sew into...

This super slim, super tiny, and super cute Micro-B to USB on-the-go adapter is so slim, tiny, and cute that we'd pinch its cheeks if it was big en...

This board is a unique board recommended by a SparkFun customer. When playing with SD, you sometimes need to view what the SPI traffic is doing, wh...

The AD8232 SparkFun Single Lead Heart Rate Monitor is a cost-effective board used to measure the electrical activity of the heart. This electrical ...

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! ...

Handy for making wire harnesses or jumpering between headers on PCB's. These premium jumper wires are 3" (75mm) long and come in a 'strip' of...

The Adafruit Trinket M0 may be small, but do not be fooled by its size! It's a tiny microcontroller board, built around the Atmel ATSAMD21, a li...