Brushless Motor Movement Panel icon Brushless Motor Movement Panel Control brushless motor controllers (hoverboard-style) via EZ-B: configure direction, speed and optional brake ports for DIY robot movement. Try it →

Robot Building Questions

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Robot Sticker

Robot Sticker

People know your robot is capable when they see it is powered by Synthiam. These stickers are heavy...
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Neopixel Ring by CochranRobotics
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Neopixel Ring

ARC UI for onboard computers to control NeoPixel rings via serial: test/run patterns, preview and copy Arduino serial commands, includes sample code.

Cookie Monster Robot by DJ Sures
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Robot By DJ Sures

EZ-B Cookie Monster robot: auto-collision detection, timed head motion, remote-controlled arms, radar screen, DIY frame

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question
Movement Tracking

Movement Tracking

I am trying to get my Wall-E to follow the color red. The problem is when it see's the red object it turns away from the object. I have everything set up as in the Roli exercise. If I...
question

How Do I Change My Email

My email is wrong. It needs to be [email protected]. Cant seem to fix from my end. Any help I can get or can you wipe the username and let me start again as I want to keep the user name. Thanks
question
11.1V 1300Mah

11.1V 1300Mah

Can the ezb4 use a 11.1v 1300 mAh bettery directly?
question

Using Kalman Filter For Tracking Position And Orientation Of Imu

I'm applying the Kalman Filter to track position and orientation of a device which has Inertial Navigation Units (accelerometer and gyroscope). I'm not sure if I use acceleration as input (control process) or velocity or none of them. Can you help me? And one of the propositions is that the velocity is constant (module).
question

ARC To Text

Can the graphical interface of ARC be converted to a text file? What I mean is can I somehow convert my program in ARC to a script without coding it myself. Sort of like how with web design editors (WYSIWYGs) you can design the page in a graphical interface and then export the code in (X)HTML. Thanks.
question

Elderly Assistant

Guy's trying to write a script that will remind my father to take his pills everyday, need some help on this one. Do i use the camara to find him in the house? How would i do this? Thanks confused
question

How To Time Sendserial Command

Ok... So I have a quick scripting question... I have two motor controllers in my project, and one is used up with the movement panel and the other I use send serial commands to control. Issue is how to write script to control duration of movement of the second ? I know for my movement controls I can script something like Forward(XXXX,XXX) and that...
question

Video Player Within ARC

Good Morning, Has anyone used the Video Player from within ARC? I just discovered it and I played back an mpeg file. The playback was choppy with pixels and the video stopped playing after about 10 seconds into my 30 second clip.
question

Downloading Software

Hello, I want to download the software to to an acer chromebook and having no success. The computer keeps on staying that I need to download an app in order to be able to use the software. Please help!
question

Addminute() Usage

The example: $LaterHour = $hour $LaterMinute = AddMinute($minute, 1) RepeatUntil($hour < $LaterHour AND $minute < $LaterMinute) Print($second) EndRepeatUntil Verification of syntax reports 'No errors' When I start the script I receive the error in the debug window Quote:Error on line 2: Unknown function: AddMinute What am I missing...
question

A Solution To Roli Wheel Slip

Several of us have mentioned that Roli's drive wheels sometimes slip, particularly when turning on carpet or other difficult terrain. I found an easy solution. I was shopping in the electrical department of Home Depot today and came across 3M 3/4" Friction Tape. It is a cloth tape designed to keep electrical cables from slipping around. I took...
question

Fmtnum() Fmtdate() Documentation Or Usage Examples?

FmtNum() FmtDate() Don't see much documentation on this. Anyone have any usage examples?