Robot Building Questions
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Recent Robot Skills
Inverse Kinematic Ar…
Control robot arms with inverse and forward kinematics, converting X/Y/Z positions into joint motion...
PCA9685 Servo Driver
Convert an EZB I2C bus into a 16-channel PCA9685 servo controller, exposing V0..V15 with...
Rplidar
Slamtec 360° LiDAR driver: calibrated, offset/rotation-adjusted scans published to ARC NMS for...
Featured
Slamtec 360° LiDAR driver: calibrated, offset/rotation-adjusted scans published to ARC NMS for real-time mapping and navigation
Featured
Happy New Year from EzAng, family and Roman the robot, grateful to robot friends for teaching so much and promising more robot projects in 2021
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PWM Frequency Range
What is the default PWM frequency of the EZ-B v4, and is it adjustable? I'm sorry; I should been more precise in my question. Here is what I do know; In a conventional analog servo motor a PWM signal with a period of 20 ms is used to control the motors. A signal of 20 ms has a frequency of 50 Hz. The width of the pulse is varied between 1 and 2 ms...
6
2 k
corpitvp |
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How To Send JSON & Set Header Request On Net.Httppost() Method?
Hi everyone, I'm using Net.hTTPPost(url, postData) method on ARC script (JavaScript). I've...
9
3 k
DJ Sures |
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ADC Port Script Help
I'm trying to create a script with a loop for my Wall.E. to monitor two button sensors wired to the ADC0 via resistors on an ioTiny. I want my script to continuously loop and if either ADC value range is encountered a specific sound file will play. The script behavior that I get that I don't want is, which ever button I press, I then I have to...
4
2 k
Dave Schulpius |
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The Future Of Robots?
Well......Elon is at it again..this time creating something he is scared of...robots. You can even tell in his presentation how uncomfortable he is. And yet here we are. $100,000...
6
2 k
robo rad |
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Mobile Code (Interface Help)
I have found the mobile version of ARC and found out that i can't run anything, for it says i need to have at least one mobile interface... i can run my sounds, but not my scripts or servo pads, what am I missing? How do i make or chose something as a mobile interface... i am hoping i can run my scripts
8
2 k
TerryBau |
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Accessing More Board Indexes
How do I access more board indexes other than the first five? I've seen somewhere that 256 were available and have looked around but can't find a way to do it ?
2
2 k
Automation Man |
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Camera Control Error: System.Nullreferenceexception:
@DJ I get this repeating error message when I use object recognition and the smart variable watcher at the same time? Camera: Camera Control Error: System.NullReferenceException: Object reference not set to an instance of an object. at System.Windows.Forms.Control.MarshaledInvoke(Control caller, Delegate method, Object[] args, Boolean synchronous)...
3
2 k
DJ Sures |
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I Thought I Seen DJ Had A Way To Calibrate Motor Wheels Without Using Encoders?
Hi all. I thought I seen a post from DJ on how to simulate wheel encoders without having the encoder. Please correct me if I'm wrong or please post a link showing how to configure them? Cheers. merne
2
974
Redzone |
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Brushless Motor Controller V3
I am building, built, a platform to move my Inmoov robot, Bourne, around. Im using hoverboard motors. I have found that the brushless motor controller doesnt do...
15
3 k
Proteus |
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Out Of The Box SLAM
Have my eyes on this for a while the Slamtec Mapper M1M1. I think it would be great for a standard component for the ARC community to build a standard robot platform. What do you guys think? https://www.robotshop.com/en/slamtec-mapper-m1m1-tof-laser-scanner-kit-20m.html
0
2 k
Proteus |
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Where's The Gear Icon?
the grear icon that used to be in the bottom left corner is gone! where is it now, or if it is gone for good how do I reconfigure the camera device?
5
2 k
lmrobot |
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Arduino EZB Firmware To ARC Communication
I am trying to make a plugin. How can I send a non int number from arduino firmware to ARC plugin? For example, if I have the command...
8
2 k
Proteus |