Set Digital icon Set Digital Toggle a digital I/O port between TTL low (0V) and high (3.3V/5V) in ARC; select board and port, simple on/off control-signal only. Try it →

Robot Building Questions

ARC Pro
Learn More
Upgrade to ARC Pro
ARC Pro is more than a tool; it's a creative playground for robot enthusiasts, where you can turn your wildest ideas into reality.
Power Up Your Scripts with AI
Describe what you want — get working robot code. The project-aware AI Script Assistant built into ARC.
Synthiam Credit
Log In
Earn synthiam credit to lower synthiam product costs
Earn Free Credit
Share your robots, answer questions, and help others — earn credit toward ARC Pro, AI credits, and robot swag.
Remote control robots or add telepresence capabilities with Exosphere

Drive Real Robots, Anywhere

Remotely operate robots around the world or add live telepresence to your own build — straight from your browser.

Discover Exosphere
PTI LiDAR Plugin by KeenanNW
Featured
PTI Lidar Plugin

Pineapple Technology Industries Capstone plugin adds a secretive LiDAR unit to ARC for distance measurement.

Bustercomesto life by Bookmaker
Featured
Robot By Bookmaker

EZ-B working great; troubleshooting the "Add YouTube Video" feature for a demo clip from Buster and the Bookmaker.

Community

Join the Synthiam Robotics Community

Connect with thousands of robot builders, educators, and engineers. Share projects, get answers, and learn to build smarter robots with ARC.

  • ✓ Showcase your robots & projects
  • ✓ Get help from experienced builders
  • ✓ Earn credit toward Synthiam products
Create Your Free Account Log In
question
Ad Second Rgb

Ad Second Rgb

hi is it possible to use 3 rgb animator in one projeckt.? also i would like to know how can i find the adres for the rgb.? thank you
question

Send Data To Tcp Client

Hello All, I have successfully set up a TCP server in order to communicate with a Processing client running on the same computer as ARC. I am able to send data (variables) from Processing to ARC by simply using a myClient.send(blahblah) command. However, I cannot figure out how to send information to the Processing client from ARC. I have tried...
question
Dynamixel Users Would Like To Resolve Question

Dynamixel Users Would Like To Resolve Question

Might be a day late and a dollar short, but I'm having an issue with the dynamixels that I am hoping other users could confirm...
question
How To Use Rc Esc As Motor Controller

How To Use Rc Esc As Motor Controller

I have made this thread because I use them (for about 4 months now in my robot) and I have noticed lots of people struggling with h-bridges. So I...
question
H Bridge Control Without Using A Movement Panel

H Bridge Control Without Using A Movement Panel

Hi everyone, I have scoured the forums and for some reason am drawing a blank on this one. I have a 12v track actuator...
question

Ar Drone 2.0 Movement Tracking Using Glyphs

Hi! I am an engineering student doing my thesis on Ar Drones. I have to say, ARC has been very helpful in my studies. However, I have come up to a snag, and I'm afraid I need help. Currently, I'm trying to write movement tracking script for the AR Drone on ARC, utilizing glyphs instead of colors or objects. The build-in movement tracking in camera...
question
Weird Bing Script Behavior - Skipping Sections

Weird Bing Script Behavior - Skipping Sections

Either my code is miss written or there a a bug in the works. Here's what's happening; I'm writing a script to place inside the...
question

Api.Ai Chatbot Integration

Hey guys, I have been researching a bit on the api.ai and found a simple way to use it on my laptop or phone by using this code from GitHub... https://github.com/sitepoint-editors/Api-AI-Personal-Assistant-Demo Just change the accessToken and you are good to go... Maybe someone from the forum with more scripting abilities could use this to create a...
question
First Post - My Robotic Arm Design Is Finally Finished - Hopefully A Complete Ro

First Post - My Robotic Arm Design Is Finally Finished - Hopefully A Complete Ro

Hello fellow robot enthusiasts! First time poster here,...
question
Bing Speech Recognition Not Starting Auto Recording

Bing Speech Recognition Not Starting Auto Recording

Hello there, After the last update of the Bing Speech Recognition, I noticed that it takes some time for the plugin to...
question

Saving Projects In ARC

I updated ARC to lattest version on Windows 7 and Windows 10 computers. Did no have an issue installing or updating on Windows 7 computer. However on Windows 10 computer the install program kept telling me that there were two files that needed to be closed before the install program could continue. Both of these appeared to be ARC files. Whe it...
question
Script To Activate Bing Speech Recognition

Script To Activate Bing Speech Recognition

I've got the Bing Speech Recognition working and WOW it's great! I have been trying to come up with a script that will activate it - so...