USB-to-serial UART bridges like the CH340 make it easier to upload code to an Arduino and pass serial data to/from your computer. Make sure to install the respective drivers before getting started.

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Learn what a logic level is, and how to interface between different technologies, with a few of our tutorials!

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We shot for the moon to develop the next flagship microprocessor module that can be the mainstay for the next generation of development boards.

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We have ported another "still relevant" tutorial from our archives, and added additional content to make it even more helpful on your next project!

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Control a robot wirelessly with your hand using XBees, Arduino and an accelerometer.

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Using EL once again for my students' performance using a glove controller, XBees, EL sequencers and Arduino.

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Learn different ways to reduce the current draw for your next Arduino project.

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Control your RedBot programmed with Arduino using the wireless joystick and a pair of XBees!

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Let's take a second look at the Arduino Leonardo with Andrew Shepherd.

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The Sphero RVR and its Autonomous Robotics Kits are available for pre-order, along with the NVIDIA Jetson Nano. Also, since you asked for it: Arduino Pro Mini Starter Kits!

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Take 20% off most SparkFun Original boards today!

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The AST-CAN485 is back in full force with a WiFi Shield and a 24V I/O Shield! We also have three new Qwiic boards from Zio and a GNSS Multi-Band Antenna.

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The SAMD21 boards have the ability to add additional UART, SPI and I2C ports. Check out our new tutorial explaining how to set them up.

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An edge-lit nightlight to protect the littles while they sleep.

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Let's check out my third design to control LEDs based on movement using an accelerometer!

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How to eschew the Arduino IDE for a combination of and Arduino command-line tool (Arduino CLI) and a professional code editor (Visual Studio Code).

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Let's take a look at some of the amazing costumes and props from Dragon Con!

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Well I went ahead and purchased one of these, the box arrived but now I am having issues even getting the unit to run. Can anyone provide…

Walmart is selling plastic "crayon boxes" for $1 a pop (at least in the stores I've checked in AZ and CT). They are a great size for small…

Yeah, not as exciting. But I included some pictures of the boards highlighted? Ha ha.

Ah drivers... Not nearly as exciting as your normal dance costume posts, but probably significantly more important... if only we could get…

This sounds like the Klutz "Lego Crazy Action Contraptions" book+kit, which has been updated slightly over the years, but still…

Just a heads up, the video mentions dual 3A ports on the battery pack. However, only one of the ports outputs 3A.

I like where you are headed with that... you could also add an eccentric rotating mass (ERM) (aka vibrating) motor to get it to wobble.

Here is the GitHub repository for this project (also linked above). I believe the files are in the…

I know there are specific restrictions on international orders (however, the rules get changed every few months). As a rule of thumb, if…

Unfortunately, we do not and JOEL_E_B has moved on to his next adventure. However, he did link the…

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