Search results for “site:learn.sparkfun.com”
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learn.sparkfun.com
tutorials › addressable-led-strip-hookup-guide
Nothing looks as festive as a bunch of bright, colorful lights concentrated into a tight space. And for that, I heartily recommend an addressable LED strip. It's very bright, super vivid, and easy to hookup. This tutorial covers all of the wiring and code necessary to light up a single string of...
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learn.sparkfun.com
tutorials › dungeons-and-dragons-dice-gauntlet
The D&D bracer is a fairly quick, fun, nerdy LilyPad project. The final product is a wearable bracer with a display that will randomly generate numbers between 1 and 4, 6, 8, 10, 12, 20, or 100 in response to arm movement, so it can...
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learn.sparkfun.com
tutorials › adjustable-lipo-charger-hookup-guide
The SparkFun Adjustable LiPo Charger is a single-cell lithium polymer (LiPo) and lithium ion battery charger. Because it's adjustable, this charger will be able to safely charge all of our single-cell batteries. Required Materials The Adjustable LiPo Charger parts required depends on your input...
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learn.sparkfun.com
tutorials › how-to-play-multiple-buzzers-at-once
Simple electronic sound devices, such as the SparkFun Qwiic Buzzer can output one note at a time. For a simple beep here or a buzz there, this works just fine. However, if your project needs a little more pizzaz than a single note then you’ll have to utilize multiple buzzers at once. This is what...
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learn.sparkfun.com
tutorials › 8-pin-soic-to-dip-adapter-hookup-guide
The SparkFun 8-Pin SOIC to DIP Adapter is a small PCB that lets you adapt SOIC packages into a DIP footprint. These are useful for modding and upgrading devices that use 8-pin DIP ICs, when the upgraded IC is only available in a SOIC footprint. You can also use it for prototyping, to make SOIC...
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learn.sparkfun.com
tutorials › actobotics-basic-differential-platform
The basic differential bot is a seed platform to help you get started making Actobotics-based robots. This tutorial will go over the basics for building this platform out of Actobotics mechanical parts, available at SparkFun. Control electronics will be covered in some detail but are not the...
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learn.sparkfun.com
tutorials › ad8232-heart-rate-monitor-hookup-guide
The AD8232 is a neat little chip used to measure the electrical activity of the heart. This electrical activity can be charted as an ECG or Electrocardiogram. Electrocardiography is used to help diagnose various heart conditions. Now for...
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learn.sparkfun.com
tutorials › qwiic--easy-diy-ambient-light-indicator
In this tutorial, we’ll walk through how to use the SparkFun Ambient Light Sensor - VEML7700 (Qwiic) to accurately detect the brightness of your surroundings. This sensor measures light intensity in lux, giving output values that closely...
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learn.sparkfun.com
tutorials › 2d-barcode-scanner-breakout-hookup-guide
Note on 2D Barcode Scanner Versions: This version of the 2D Barcode Scanner Breakout is physically identical to the second version (v2). Both the DE2120 on this breakout and the DE2290 on v2 function the same but they use different naming conventions for the command set. The silkscreen on this...
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learn.sparkfun.com
tutorials › adding-more-sercom-ports-for-samd-boards
SERCOM (Serial Communication) is a multiplexed serial configuration used on the SAMD21, SAMD51 and other boards. It allows you to select various serial functions for most of your pins. For example, the ATmega328 which has UART (RX/TX) on one pair of pins, I2C (SDA/SCL) on another set, and SPI...
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