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Featured
Drive 16 servos over EZB I2C with a PCA9685 PWM controller, using ARC servo commands and hardware-timed outputs.
Featured
16 Hitec HSR-8498NB servos on dual external boards plus a 17th camera servo; 0.38A @6V draw, 1500mAh NiMH per foot and EZB aux power.
question
UART Javascript Help
While programming a little bit of this and that over the years and understanding the concepts of programming, I'm actually not that well-practiced. Syntax and nuances usually get me. I have gone over the Javascript UART section up and down but couldn't find the answers I was looking for. While doing some UART Javascript code, sending a packet of...
7
2 k
Jeremie |
question
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 |
question
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 |
question
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 |
question
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 |
question
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 |
question
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 |
question
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 |
question
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
2 k
Redzone |
question
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
4 k
Proteus |
question
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 |
question
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 |