Arduino Blog

Standalone Arduino Nano RP2040 Connect-controlled computer runs BASIC for IoT development

If you’re more than 30 years old, then there is a good chance that BASIC (Beginners’ All-purpose Symbolic Instruction Code) was the first programming language you used. Many early computers shipped with a BASIC interpreter in firmware, so it was the first thing users saw when they booted up their computer. While other languages are […]

Boards:Nano RP2040 Connect

Categories:Arduino

Count elevator passengers with the Nicla Vision and Edge Impulse

Modern elevators are powerful, but they still have a payload limit. Most will contain a plaque with the maximum number of passengers (a number based on their average weight with lots of room for error). But nobody has ever read the capacity limit when stepping into an elevator or worried about exceeding it. In reality, […]

Categories:Nicla Nicla Vision

A DIY non-contact digital tachometer for machinists

A tachometer is a device that counts the revolutions of a rotating object, with the most well-known example being the automotive tachometer that monitors the revolutions per minute (RPMs) of an internal combustion engine. But tachometers are useful, and sometimes a requirement, in many other applications. RPM is a very important datum when working with […]

Boards:Nano

Categories:Arduino

Zen sand garden in a suitcase doubles as MIDI controller

At the shallow end of the pool, a MIDI (musical instrument digital interface) controller can be as simple as a handful of buttons that correspond to different notes. But even as one wades into the deep end of the pool, MIDI controllers tend to still look like hunks of plastic with some knobs and keys. […]

Boards:Micro

Categories:Arduino MIDI

Mokey is an affordable DIY laser engraver

All makers love lasers and they make great shop tools. Even low-power lasers can engrave a variety of materials. Cutting material requires more power, with the most popular cutting lasers being CO2 with power between 10W-100W. But the small, affordable solid state laser modules can cut some materials, like acrylic, if you get a powerful […]

Boards:Uno

Categories:Arduino

Shop fan automatically activates when airborne particulates are present

Even if you’re one of the few people in the world who is consistent about wearing a respirator in the shop, it’s a good idea to run a filtration fan. Not only is that good for your own health and comfort, it can help keep your equipment running well — the last thing you want […]

Boards:Leonardo

Categories:Arduino

Art class stinks! Learn with smell in art class using this olfactory display

By Maria Nikoli, Interaction Designer, MSc., Malmö University Smelling is crucial to our everyday living. But how well do we really understand the role that smells play in our day-to-day? Ask someone who temporarily lost their sense of smell because of COVID-19. They’ll probably tell you about how incredibly boring eating became all of a sudden, […]

Categories:Arduino

Beating unscrupulous arcade owners at their own games

Mark Rober isn’t just a talented mechanical engineer and entertaining personality, he is also something of a champion of justice for the common man. He’s already proved that several times with his famous yearly porch pirate-targeted pranks, but now he’s taking on the corrupt fat cats running arcades for children. Those arcades are often full […]

Boards:Nano

Categories:Arduino

Improve your cooking with home automation

Cooking is something many of us love to do at home. There are few feelings more rewarding and satisfying than throwing together a delicious meal in your own kitchen and sharing it with family or friends. However, cooking can be tough. There are lots of things to pay attention to, lots that can go wrong, […]

Boards:Arduino Cloud IoT Cloud

Categories:Arduino Home Automation

Enhance your astrophotography quality with this automatic lens heater

Nighttime photography, and especially astrophotography, requires very long exposure. To get a good picture of the stars, you might leave the shutter open for several minutes. That gives nature plenty of time to produce dew on your lens, which can ruin the photo. The solution is a lens heater, but running that heater all night […]

Boards:Nano

Categories:Arduino

Standalone Arduino Nano RP2040 Connect-controlled computer runs BASIC for IoT development

Count elevator passengers with the Nicla Vision and Edge Impulse

A DIY non-contact digital tachometer for machinists

Zen sand garden in a suitcase doubles as MIDI controller

Mokey is an affordable DIY laser engraver

Shop fan automatically activates when airborne particulates are present

Art class stinks! Learn with smell in art class using this olfactory display

Beating unscrupulous arcade owners at their own games

Improve your cooking with home automation

Enhance your astrophotography quality with this automatic lens heater

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