Inverted Pendulum icon Inverted Pendulum Balancing controller for Sainsmart v3 (and compatible) robots: PID tuning, real‑time telemetry, angle offset, movement and calibration via ARC. Try it →

Robot Building Questions

ARC Pro
Learn More
Upgrade to ARC Pro
Get access to the latest features and updates before they're released. You'll have everything that's needed to unleash your robot's potential!
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
EZMQTT Broker by Synthiam
Featured
EZMQTT Broker

Local MQTT broker for ARC: host pub/sub messaging on TCP port 1883, relay topics between publisher and subscriber clients.

The Testbot by Rich
Featured
Robot By Rich

Testbot: low-cost EZ-B robot built from spare parts to test scripts, sensors (ultrasonic, IR, camera), and troubleshoot hardware easily.

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

Can Wall-E Move On His Own

can wall-e move on his own, pls tell me, i hope i am disturbing you guys
question

Have An Error In Vb

i'm not a programmer but I thought I would start learning it now. I was playing with the ar drone SDK(in VB 2012 opening the C# sdk)) and I got this error. I added EZ-....dll(not sure what it was) as a reference and got this error when I ran the code. the control panel poped up but I pressed connect and it came up with this. A first chance...
question
Sabertooth Only Controls One Motor (Old Bug?)

Sabertooth Only Controls One Motor (Old Bug?)

I'm having the exact same problems as the person/people in this post: https://synthiam.com/Community/Questions/2274 The motor that...
question
I Have A Tiny Question.

I Have A Tiny Question.

I'm going to make my rc car robot autonomous. theres just one problem... It's an rc car! it has custom turn and drive scripts! does anyone have an idea or example on how to...
question
Script Manager And Script Pauseon

Script Manager And Script Pauseon

You can pause a script and then unpause? I'm trying to run my personal radar control and I have a script that moves the servo ping sensor, but I would...
question

Multiple Servo Control

I had added the multiple servo control way back prior to Version 2013,01,16 to allow testing of multiple servos, a great addition. I then discovered that the following Versions were not "allowing" the multiple servo control to load all 14 of my unique saved files! ARC spit out an error window proclaiming it could not load my file because...
question
Motor Control

Motor Control

Hello everyone! I have a question about the type of motor that the EZ-B can control - can it be used to control an Omron AC servomotor (100W, 200 V, 3000 rpm)? Thanks!
question

How To Use H-Bridge With Gradual Turns?

Hey Guys, I've seen the tutorial video and the sample source code for controlling motors via a H-bridge, but all these have the motors being in 4 fixed states (5 if you count stopped) Fwd, Back, Left and Right. What I want to be able to do though is have a robot turn in a more gradual manor. If you think of a joystick, pushing forward should get...
question

Washers?

Hi, I am having trouble finding a source for small washers (#2 and #4 washers for 2-56 and 4-40 screws). Most hardware stores in California only stock #6 and bigger. Does anyone have a source for the smaller ones that they would recommend? Thanks, Mike
question

Ar Drone 2.0

I know that ARC isn't compatible with ar drone 2.0. Has anyone been able to create ar drone 2.0 compatibility? If not this is where it starts!
question

Bluetooth Driver

Hello, I am Lin Duquette. I am not a computor guy. After several attempts I think I have really messed this up. I am pretty much stuck at step 1. I bought my rocketfish bluetooth dongle and tried to use the built in windows bluetooth driver by not inserting the cd that came with the dongle. Everything installed, windows said it was working properly...
question

What Are The Min Specs To Run ARC On A Netbook?

What are the min specs to run ARC on a netbook?