Category: Robotics

Posts related to robots and robotics

Posted in Hardware Robotics

How to find out the SRAM consumption of an Arduino sketch

Build the sketch Find /tmp/build*.tmp folder. There should be one, if you see multiple then rm -rf /tmp/build*.tmp and rebuild the sketch. Only one build folder should be in the /tmp (for simplicity run avr-size /tmp/build*.tmp/[sketch_name].elf sum of data and bss values if the number you’re looking for

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Posted in Hardware Robotics

Reading ATtiny85/45/25 Internal Temperature Sensor

I am working on one of my projects from RTFMs video blog (check out http://rtfms.com) that requires temperature sensing in a very small packaging. Naturally my choice is ATtiny85 – an awesome little chip from AVR that besides other goods (like 6ch PWM, serial interface etc) has internal temperature sensor….

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Posted in Hardware Linux Robotics Software

Fix: Error: register r24, r26, r28 or r30 required

I was recently compiling some Arduino code with NewSoftSerial and got hit by infamous “Error: register r24, r26, r28 or r30 required” error. NewSoftSerial is a great library and those using older avr-gcc compiler enjoy it alot. Problem is the newer gcc doesn’t like one nasty error in the code…

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Posted in Robotics

How to control Pleo with Wii Nunchuck

New interesting DIY on my other site: how to control Pleo with Wii Nunchuck.

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Posted in Other Robotics

Robotics part of this website had been moved!

Robotics part of http://andrey.mikhalchuk.com had been moved to http://robostuff.com

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Posted in Linux Robotics

How to add serial interface to WRT54GL router

If you decided to mod your wrt54gl router and turn it into one of the most capable routers for soho network, probably the first mod you should start with is adding serial interface to it. Why? Because when you do the other mods (like adding SD reader, turning into robot,…

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Posted in Robotics

How to control Pleo wirelessly via bluetooth

Pleo is a wonderful dinosaur, way more charming then roboraptor and other sapiences. It is the most advanced toy robot currently available on the market in the

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Posted in Robotics

New video: wireless Pleo (this time via bluetooth)

I’ve uploaded the new video about getting your very own wireless dinosaur. It shows how you can control Pleo from almost any bluetooth-enabled device, including cellphones, smartphones, communicators, PCs etc. All you need is bluetooth and a terminal program. I’m going to publish more details about how to make Pleo…

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Posted in How To Robotics

How did I brick Pleo and returned it back to life.

You’ve probably heard about Pleo – the greenest and coolest dinosaur available on today’s market. My daughter got one for her birthday recently from her loving parents. She enjoyed it for a few days and then just got bored because it was the same moo, mrrr and urf and not…

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Posted in Robotics

1000th viewer of routerbot video (routerbot is a domestic router turned into a robot)

I just noticed that my video about domestic router turned into robot got its 1000th viewer. This is my very first youtube video and I’m very proud of that. If you’re thinking about what to do this weekend, building a robot for your kids could be a good idea. This…

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Posted in Hardware How To Linux Robotics

How to take apart a Linksys WRT54G router

Linksys WRT54G router and similar are very famous because of great modifications potential hidden in the device. For some purposes you may want to add a serial port to the router. You may need that for development purposes or to turn the router into a robot for instance. This post…

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