SparkFun

The SparkFun Sound Detector is a small and very easy to use audio sensing board with three different outputs. The Sound Detector not only provides an audio output, but also a binary indication of the...

The smallest and easiest to use serial conversion circuit on the market! This board has one purpose in life - to convert RS232 to TTL and vice versa (TX and RX). This will allow a...

The SparkFun Large Digit Driver is a chainable controller backpack that can be soldered directly to the back of a large 6.5" 7-segment displays. Large numerical displays are a great addition to any...

This is the Magnetic Door Switch Set, a small reed switch assembly specifically designed to alert you when doors, drawers, or any other aperture opens. These types of switches are primarily used in...

Description: Low profile 3.5mm stereo audio jack. Documents: Audio 3.5mm Jack Datasheet

The name says it all on this one. An ATmega328P 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...