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SparkFun will be closed May 25, 2015 for Memorial Day. Orders placed after 2pm on Friday the 22nd will ship out on Tuesday. Thanks!

626 results for LPC21

Products 235 found

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21st Century Fashion Kit

KIT-11817
$ 84.95

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Tutorials 83 found

HTU21D Humidity Sensor Hookup Guide

November 20, 2013

The HTU21D humidity sensor is an easy to use, digital, low-cost humidity sensor.

21st Century Fashion Kit: Inflation

December 10, 2014

Learn how to use a blower and thin sheet plastic to create designs that change shape and volume!

21st Century Fashion Kit: Electrochromatic Circuits

November 5, 2014

Diana Eng walks you through a magically appearing design made with an thermochromatic pigment.

Electric Power

June 26, 2013

An overview of electric power, the rate of energy transfer. We'll talk definition of power, watts, equations, and power ratings. 1.21 gigawatts of tutorial fun!

Humidity-sensing LED Flower

October 28, 2014

How about that humidity? This tutorial shows how to add sensing capability to the 21st Century Fashion Kit's RGB flower project.

mbed Starter Kit Experiment Guide

November 27, 2014

This Experiment Guide will get you started with the wonderful world of mbed microcontrollers. Need to find that next step after mastering the Arduino? This a great place to take those skills to the next level.

Logomatic Hookup Guide

May 29, 2014

Basic introduction and hook-up guide for the SparkFun Logomatic.

USB Type A Female Breakout Hookup Guide

February 13, 2014

An above-and-beyond example using the USB Type A Female Breakout board.

Weather Shield Hookup Guide

December 5, 2013

Read humidity, pressure and luminosity quickly and easily. Add wind speed, direction and rain gauge for full weather station capabilities.

Alphanumeric GPS Wall Clock

January 26, 2015

This is a GPS controlled clock - a clock you truly never have to set! Using GPS and some formulas, we figure out what day of the week and if we are in or out of daylight savings time.

Bluetooth Basics

August 26, 2013

An overview of the Bluetooth wireless technology.

Using AT&T's M2X With the CC3000

September 2, 2014

A set of tutorials and examples to show how to connect an Arduino and CC3000 to AT&T's M2X data streams. We show how to post, fetch, and delete data. The final lesson is controlling an LED from an M2X stream.

RedBoard vs. Uno

August 6, 2013

In this tutorial we discuss the differences and similarities between the RedBoard and the Arduino Uno (SMD and PTH). The development platforms

How LEDs are Made

May 28, 2014

We take a tour of a LED manufacturer and learn how PTH 5mm LEDs are made for SparkFun.

Analog vs. Digital

July 18, 2013

This tutorial covers the concept of analog and digital signals, as they relate to electronics. We'll talk about what each signal looks like on a voltage-vs-time graph. Where analog and digital signals are prevalent. And some examples of analog and digital electronic components.

Shift Registers

August 23, 2013

An introduction to shift registers and potential uses.

Pi Wedge B+ Hookup Guide

December 18, 2014

How to assemble and start using the Pi Wedge to prototype with the Raspberry Pi B+.

MCP4725 Digital to Analog Converter Hookup Guide

September 11, 2014

This is a quick hookup to help you get started with the MCP4725 DAC breakout board. This device allows you to send analog signal from a digital source, like the I2C interface on the Arduino microcontroller.

Graphic LCD Hookup Guide

November 18, 2013

How to add some flashy graphics to your project with a 84x48 monochrome graphic LCD.

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Archived Tutorials 8 found

LPC2148 USB Bootloader Tutorial

Find out how the SparkFun bootloader works. Don't know what a bootloader is? Read on to find out.

MP3 Player Belt Buckle

An intermediate project with an LPC2148, and accelerometer and an MP3 decoder, all fit nicely in one BIG belt buckle!

History Museum

A trip down memory lane with a box full of prototypes collected over the years. Learn what not to do from what we screwed up.

Audiophile Heaven

We show how to use the 6DOF control board to prevent electrocution inside a tube based stereo amplifier.

LED Coffee Table

We try our hand at electronic furniture using our RGB LED matrices and a secondhand coffee table. Pong never looked so good.

SMD How To - 7

Videos and more examples of how to solder and then wick away jumpers.

Wireless XBee/AVR Bootloading

Hit a button on the computer and wirelessly reprogram your ATmega328, on the first try, every time.

Building a Digital Speedometer

This tutorial will describe how to build a digital speedometer using a graphic LCD and a GPS enabled ARM platform.

Blog 87 found

E21 Conference in Burlington

July 22, 2014 3

An over view of upcoming event in Burlington

What's All the Fuss About Lithium Batteries?

February 23, 2015 25

The positives and negatives of shipping lithium batteries in the 21st century.

Maker Faire Reminder

May 12, 2011 23

SparkFun will be in San Mateo on May 21st and 22nd for Maker Faire!

More new!

March 21, 2008 0

Wow! We've had a lot of new gadgets posted this week! Don't forget to check the listing from yesterday as well.

Space and SparkFun

September 10, 2008 3

SparkFun gets a lift on a low-atmosphere student satellite. And we have some new products too.

LED Coffee Table

September 12, 2008 4

The LED Coffee Table tutorial is posted! Check us out at Maker Faire Austin.

Ultimate IMU Video Tutorial

July 27, 2011 12

Check out this video tutorial for the Ultimate IMU.

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Resources 1 found

SXSWedu Panel - Build, Create, and Hack: Bringing STE(A)M into K-12

March 4, 2014

These are the materials presented at the SXSWedu Panel Presentation on March 4, 2014.

Classes 0 found

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Articles 6 found

NSTA

Enabling the future of education is a cornerstone of SparkFun’s mission. Our Department of Education is committed to providing teachers worldwide with the tools and resources they need to bri…

NSTA 2015 - Chicago, IL

SparkFun Electronics at NSTA National Conference Who is SparkFun SparkFun Electronics Department of Education views electronics as more than just a fun hobby or a career path, but as …

Press Releases - 2012

January 25, 2012 - SparkFun Electronics’ Third Annual Free Day Event Draws More Than 32,000 Unique Website Visitors! - $200,000 in Store Credit Given Away During Website Free-For-All February 8, 20…

About the SparkFun Education Department

About the SparkFun Education Department SparkFun Electronics Department of Education views electronics as more than just a fun hobby or a career path, but as a creative medium…

GPS Buying Guide

GPS Buying Guide Above your head, right now, at an altitude of about 20,200 km there is a system of navigation satellites. There’s 35 of them, 24 active at any given time. It cost millions and …

Accelerometer, Gyro and IMU Buying Guide

Accelerometer, Gyro and IMU Buying Guide Accelerometers and gyros are becoming increasingly popular in consumer electronics, so maybe it’s time you added them to your project! Scrolling through…