Questions tagged [arduino]

Arduino is an open-source electronics prototyping platform based on flexible, easy-to-use hardware and software. It's intended for artists, designers, hobbyists, and anyone interested in creating interactive objects or environments. Be sure to use the Arduino Stack Exchange for questions that are more Arduino and less robotics.

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votes
5answers
539 views

Arduino Motor control

I'm working on a rather low budget project, and need some way to control four or more motors using one Arduino. I've looked at motor shields a little, but I have a shield on top of it already, It does ...
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4answers
275 views

How to find out how far a motor has taken a vehicle?

I have a small motorized vehicle with gears as wheels running up and down a track made of gear racks. How can this robot know when it has run half the track? And what's the best method to keep it from ...
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3answers
2k views

Quadruped Learning Simulator

I'm currently building a robot with four legs (quadruped), 3 DOF (Degrees of Freedom) and Its been suggested here that I use a simulator to do the learning on a computer and then upload the algorithms ...
4
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1answer
635 views

Wifly Shield Not Connecting

I recently asked a question about the juniper WiFi shield, and am now working with wifly from spark fun. I've been using an updated version of their experimental library, and have been attempting to ...
3
votes
1answer
3k views

MMA7361 Accelerometer Always Displays Same Values

I recently purchased a 3-axis accelerometer from Amazon, and can't seem to find how it works. I've been looking for quite a while now, and haven't found any real clues. The x, y, and z values always ...
7
votes
1answer
350 views

When taking VCC power from an arduino to a 12v regulator, then to a 5v, do I need two sets of capacitors?

I'm building an open-source bio-research hardware (ask me how you can help!) and I've got this guy here: My big questions are: Can I get away with all the ground being common? (I've got a 12v and 5v ...
5
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2answers
3k views

Arduino Vin Current Limit

I've found that Arduino (Duemilanove) has a current limit of 40mA per pin. Does this include the Vin pin? Or does the Vin pin have some sort of work around in place on the board to allow for higher ...
7
votes
3answers
581 views

Including a RaspberryPi within a robot… Does this allow for a “universal API”?

I know this is a broad statement, but when you've got support for both TCP as well as a full fledged computer on board (to integrate/run an arduino), does this essentially allow for anything that ...
8
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5answers
14k views

How computationally powerful is an Arduino Uno board?

What can an Arduino board such as the Uno really do? Of course simple things like controlling a couple servos is very easy for it. However, I don't think an Uno board would be able to preform real-...
3
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2answers
620 views

Using an IMU to build an INS

What's needed to utilize an IMU such as the ArduIMU+ V3 to be used in an INS. Is there any other hardware needed?
1
vote
1answer
804 views

Rainbowduino 3.0 - Arduino IDE fails to upload

OK, not really robotics, but has anyone been able to upload to a Rainboduino v3.0 using the Arduino IDE? I can't seem to figure it out, and there is virutally no documentation online. I followed this ...
0
votes
1answer
165 views

Where can I find a tutorial or sample code for the Juniper WiFi Arduino Shield?

I recently got an arduino wifi shield known as "juniper" (I believe it was by cutedigi). I've tried to find code examples, but when I saw code, it was un-commented and very little explained, I could ...
7
votes
5answers
5k views

Learning Algorithms for Walking Quadruped

I'm building a 4 legged robot (quadruped) with 3 Degrees of freedom per leg. The goal of my project is to make this robot able to learn how to walk. What learning algorithms will I need to implement ...
12
votes
5answers
2k views

Starting out advice on making robots and tinkering with microcontrollers [closed]

I'd like to start making robots and tinkering with microcontrollers. Where do I start, and what do I need? I'd like to make my own robots. I'm comfortable with programming (assembly and C) so I've ...
7
votes
1answer
2k views

Using an Arduino to control an ON / OFF connection between two pins

I've got this driver: http://www.pololu.com/catalog/product/1182 ... a A4988 stepper motor driver carrier I'm attempting to control a connection between the RESET and SLEEP pins with logic ( code ) ...
0
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7answers
2k views

Good Microcontrollers/SOCs for a Robotics Project [closed]

I am looking for a starting point for my project, preferably using popular systems (ones there is a lot of support for). I have an Arduino Uno, a Raspberry Pi, and a lot of willpower :) Anyone here ...

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