Tag Archives: robotic kit

Meet the world’s first DIY origami robot


With Kamigami, engineering is for everyone. Build your own bug bot and then control it with your phone. 


STEM education has been a growing venture in schools across the country, with even the President himself making it a priority to encourage students as young as grade-school to pursue the science, technology, engineering and math disciplines. After all, these fields are changing the world rapidly within the areas of innovation, economic growth and employment. But let’s face it; these subjects don’t come easy to everyone, so how do we instill STEM in kids? A team of UC Berkeley graduates found a way to pique children’s interests, while also inspiring the next generation of Makers. Meet Kamigami, an origami-style robot you can build and program by yourself — no engineering degree necessary.

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Kamigami is the brainchild of Dash Robotics, a startup founded by Berkeley engineers Nick Kohut and Andrew Gillies. The company firmly believes in STEM education, and that the power of innovating is for everyone. Kamigami was created with this belief in notion, and it has proven to be an educational and affordable way for kids to get an early start in robotics, engineerin and biology.

Now live on Kickstarter, these robots come in a DIY kit comprised of laser-cut body components, a motor, a transmission, a rechargeable battery, a microUSB port, and plug-and-play electronics. The assembly takes less than an hour and instructional videos online shows you how it comes together. Plus, the robot’s behavior can be programmed and controlled all through Kamigami’s accompanying mobile app (for iOS and Android).

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Each Kamigami can be configured with a unique set of behaviors and characteristics through a drag-and-drop interface, opening up a range of possible modes that take advantage of the robot’s integrated sensors and functions. So what type of games is it capable of? For starters, sumo wrestling (first to fall of a table loses), relay races (one robot can’t run until it’s tagged by another), tank battles (take turns trying to get into firing position) and IR laser tag, to name just a few.

And unlike other DIY robotic kits before it, biology comes into play in the automation of each Kamigami. In fact, the bots take into account animals and mimics their locomotion through its built-in linkages and motors. The robot’s chassis is made of a patent-pending material (an extremely durable plastic composite) that allows it to fold up through an origami-like process. This material doesn’t fatigue or wear, which makes for a more durable robot.

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The mechanics of the robot itself are custom designed, and packed with processing power and sensors. The main microprocessor features a Cortex-M0 core and a Bluetooth Smart radio. Plus, the cockroach-ish unit is packed with an array of sensors including ambient light, infrared detectors and emitter, a gyroscope and an accelerometer. The electronics also entail motor drivers, charging circuitry and an accessory header for expandability. The infrared emitter and detectors enable each bot to send and receive signals from its mobile app, as well as communicate with other Kamigamis. The gadget runs on a rechargeable battery, with about 30-45 minutes of play time.

Sound like a bug bot you’d love to have? Crawl over to its Kickstarter campaign, where Dash Robotics is currently seeking $50,000. Delivery is expected to get underway in March 2016.

ATmega32U4 drives open source LEO ‘bot

The Creative Robotics crew has debuted LEO, an open source robotic kit powered by Atmel’s versatile ATMega32U4 microcontroller (MCU).


Additional key specs include an Arduino bootloader, 12 digital I/O pins via an I2C port expander, configurable pull up/down and interrupt capable, 6 digital I/O directly connected to the ATMega32U4 MCU, two PWM capable pins, four external interrupt capable pins, USART and I2C Serial ports, 12 analog inputs, user programmable button, as well as a ‘COMM Hood’ and ‘IO Hood’ comms expansion system.

Leo also features (dual) four wheel and tracked configurations, front and rear tactile bumpers, dual HUB-ee motor plus slave motor connections, dual wheel quadrature encoder reading (128 counts per revolution), dual motor current feedback, automatic motor disable when powered by USB, Arduino robot compatible connector/mounting holes, as well as comprehensive firmware supporting encoders, external IO, PID Speed control and a serial command set.

“LEO is the product of over a decade of design experience in building autonomous robots, experience that also inspired the creation of our HUB-ee wheels,” a Creative Robots rep explained in a recent Kickstarter post.

“Unlike most small robotic platforms on the market LEO can be reconfigured from simple symmetrical two wheel drive to four wheel drive in a matter of minutes – and [is packaged] with a pair of modular tactile bumpers at each end for basic obstacle detection.”

LEO is also quite moddable, as Makers can easily add expansion boards using a dual ‘Hood’ stacking system.

“Hoods are a bit like shields, you can use them to add functionality like extra processors, manual controls, sensors and wireless radios. We call them hoods because LEO is a vehicle (and cars have hoods) and also to differentiate them from the shield system,” said the rep.

“LEO can have two different types of hood at the same time, one for general analog and digital I/O and a second just for serial and I2C communications. This allows you to fit LEO with a Bluetooth, ZigBee or Wifi module without interfering with the general purpose I/O.”

As noted above, Leo is an open source robot project, with all the PCB schematic design files, CAD files for the bumper and caster wheel available for download under the creative commons attribution sharealike license. Software libraries will also be accessible on GitHub.

Interested in learning more? You can check out LEO’s official Kickstarter page here.