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AC Tester Schematic Update

An error was found in one of the AC tester schematics that ran in Kevin Gorga’s June 2012 article, “AC Tester” (Circuit Cellar 263). As a reader indicated, T2 is disconnected in the published version...

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MCU-Based Prosthetic Arm with Kinect

James Kim—a biomedical student at Ryerson University in Toronto, Canada—recently submitted an update on the status of an interesting prosthetic arm design project. The design features a Freescale 9S12...

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Autonomous Mobile Robot (Part 1): Overview & Hardware

Welcome to “Robot Boot Camp.” In this two-part article series, I’ll explain what you can do with a basic mobile machine, a few sensors, and behavioral programming techniques. Behavioral programming...

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DIY Green Energy Design Projects

Ready to start a low-power or energy-monitoring microcontroller-based design project? You’re in luck. We’re featuring eight award-winning, green energy-related designs that will help get your creative...

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Autonomous Mobile Robot (Part 2): Software & Operation

I designed a microcontroller-based mobile robot that can cruise on its own, avoid obstacles, escape from inadvertent collisions, and track a light source. In the first part of this series, I introduced...

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Microcontroller-Based Markov Music Box

Cornell University senior lecturer Bruce Land had two reasons for developing an Atmel AVR micrcontroller-based music box. One, he wanted to present synthesis/sequencing algorithms to his students. And...

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Electrostatic Cleaning Robot Project

How do you clean a clean-energy generating system? With a microcontroller (and a few other parts, of course). An excellent example is US designer Scott Potter’s award-winning, Renesas RL78...

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Infrared Communications for Atmel Microcontrollers

Are you planning an IR communications project? Do you need to choose a microcontroller? Check out the information Cornell University Senior Lecturer Bruce Land sent us about inexpensive IR...

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Microcontroller-Based Heating System Monitor

Checking a heating system’s consumption is simple enough. Determining a heating system’s output can be much more difficult, unless you have this nifty design. This Atmel ATmega microcontroller-based...

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SMD Stencil Reflow Soldering Tutorial

Surface-mount SMD reflow soldering doesn’t have to be difficult. All you need is a solder paste stencil, a hot air gun, and a little know-how. No reflow oven necessary! Dave Jones, of EEVblog.com,...

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Microcontroller-Based Markov Music Box

Cornell University senior lecturer Bruce Land had two reasons for developing an Atmel AVR micrcontroller-based music box. One, he wanted to present synthesis/sequencing algorithms to his students. And...

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CC 276: MCU-Based Prosthetic Arm with Kinect

In its July issue, Circuit Cellar presents a project that combines the technology behind Microsoft’s Kinect gaming device with a prototype prosthetic arm. The project team and  authors of the article...

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Image may be NSFW.
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MCU-Based Prosthetic Arm with Kinect

James Kim—a biomedical student at Ryerson University in Toronto, Canada—recently submitted an update on the status of an interesting prosthetic arm design project. The design features a Freescale 9S12...

View Article


Image may be NSFW.
Clik here to view.

Autonomous Mobile Robot (Part 1): Overview & Hardware

Welcome to “Robot Boot Camp.” In this two-part article series, I’ll explain what you can do with a basic mobile machine, a few sensors, and behavioral programming techniques. Behavioral programming...

View Article

Image may be NSFW.
Clik here to view.

DIY Green Energy Design Projects

Ready to start a low-power or energy-monitoring microcontroller-based design project? You’re in luck. We’re featuring eight award-winning, green energy-related designs that will help get your creative...

View Article


Image may be NSFW.
Clik here to view.

Autonomous Mobile Robot (Part 2): Software & Operation

I designed a microcontroller-based mobile robot that can cruise on its own, avoid obstacles, escape from inadvertent collisions, and track a light source. In the first part of this series, I introduced...

View Article

Image may be NSFW.
Clik here to view.

Microcontroller-Based Markov Music Box

Check out the spectrogram for two FM notes produced by FM modulation. Red indicates higher energy at a given time and frequency. Cornell University senior lecturer Bruce Land had two reasons for...

View Article


Image may be NSFW.
Clik here to view.

Electrostatic Cleaning Robot Project

How do you clean a clean-energy generating system? With a microcontroller (and a few other parts, of course). An excellent example is US designer Scott Potter’s award-winning, Renesas RL78...

View Article

Image may be NSFW.
Clik here to view.

Infrared Communications for Atmel Microcontrollers

Are you planning an IR communications project? Do you need to choose a microcontroller? Check out the information Cornell University Senior Lecturer Bruce Land sent us about inexpensive IR...

View Article

Image may be NSFW.
Clik here to view.

Microcontroller-Based Heating System Monitor

Checking a heating system’s consumption is simple enough. Heating system monitor Determining a heating system’s output can be much more difficult, unless you have this nifty design. This Atmel ATmega...

View Article
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