View Profile: Zenta - Trossen Robotics Community

2 Days Ago

KurtEck replied to a thread Hexapod in vertical surfaces in Project Showcase

Again it sounds like thermal shutdown... Luckily with AX servos I think most of the time the servos are not damaged... But I believe that may not...

9 replies | 751 view(s)

3 Days Ago

KurtEck replied to a thread ESP32 Support ? in DYNAMIXEL & Robot Actuators

As for cost... I believe you can get an RPI Zero (no wifi) for about $5 and the RPI Zero W for about $10... So cost is not much of the issue...

22 replies | 1185 view(s)

4 Days Ago

KurtEck replied to a thread ESP32 Support ? in DYNAMIXEL & Robot Actuators

There is of course another real simple approach... Use one of the ESP32 UARTS and connect it up to one of the UARTS on something like an...

22 replies | 1185 view(s)

4 Days Ago

KurtEck replied to a thread ESP32 Support ? in DYNAMIXEL & Robot Actuators

I agree with Tician! You probably would need to add hardware to do this, which I mentioned earlier 2) in a few posts ago about probably software...

22 replies | 1185 view(s)

5 Days Ago

KurtEck replied to a thread ESP32 Support ? in DYNAMIXEL & Robot Actuators

Not really, like others I have enough projects to keep me busy. As for not knowing how to get the Usart into half-duplex mode, neither do I... If...

22 replies | 1185 view(s)

6 Days Ago

KurtEck replied to a thread Question(s) Problem to reed torque value from Dynamixel in Interbotix Robotic Arms

The dxlGetTorque simply translatest to: #define dxlGetTorque(id) (dxlGetRegister(id, AX_PRESENT_LOAD_L, 2)) Which when -1 implies that the...

3 replies | 213 view(s)

6 Days Ago

KurtEck replied to a thread ESP32 Support ? in DYNAMIXEL & Robot Actuators

Actually I am not sure, how this will work with ESP32... Likewise I am not sure how you wish to hook it up. With the Teensy 3.x boards, it works...

22 replies | 1185 view(s)

1 Week Ago

KurtEck replied to a thread Hexapod in vertical surfaces in Project Showcase

Ok that Is some of the original Nuke code base... The code all flows to using the bioloid library to do the step interpolation... It looks like...

9 replies | 751 view(s)

1 Week Ago

KurtEck replied to a thread Hexapod in vertical surfaces in Project Showcase

Which guide? Could you post a link or the like, so I have an idea of which code you are using... Are you working off this page?...

9 replies | 751 view(s)

1 Week Ago

KurtEck replied to a thread Hexapod in vertical surfaces in Project Showcase

I agree with Kevin... Also maybe power issue? When you try to move it, do any of the servo LEDS light up? Wonder if you might be able to...

9 replies | 751 view(s)

1 Week Ago

KurtEck replied to a thread Dynamixel 2.0 feature! in DYNAMIXEL & Robot Actuators

According to the bookmark above:

3 replies | 414 view(s)

1 Week Ago

KurtEck replied to a thread Dynamixel 2.0 feature! in DYNAMIXEL & Robot Actuators

Nice catch, It is also in the new XL series Servos: http://support.robotis.com/en/product/actuator/dynamixel_x/xl_series/xl430-w250.htm#bookmark43...

3 replies | 414 view(s)

2 Weeks Ago

KurtEck replied to a thread News/Announcement The Robotis TurtleBot3 in Rovers

When I was looking around, I saw posts like: https://www.raspberrypi.org/forums/viewtopic.php?t=208538

94 replies | 15288 view(s)

2 Weeks Ago

KurtEck replied to a thread News/Announcement The Robotis TurtleBot3 in Rovers

Running Raspian or Ubuntu or ???

94 replies | 15288 view(s)

2 Weeks Ago

KurtEck replied to a thread News/Announcement The Robotis TurtleBot3 in Rovers

I also read that there were kernel changes needed to get it to boot, that need to be incorporated. I believe some got it to work by copying some...

94 replies | 15288 view(s)

2 Weeks Ago

KurtEck replied to a thread News/Announcement The Robotis TurtleBot3 in Rovers

FYI - The RPI2B+ arrived yesterday... I tried to first install Ubuntu but the system would not boot... So installed Raspian... So what all are...

94 replies | 15288 view(s)

2 Weeks Ago

KurtEck replied to a thread Open CM9.04 - Older Bootloaders? in Arbotix, Microcontrollers, Arduino

I went ahead and modified the sketch, that I found, that someone earlier made to update the OpenCM bootloader to be one that was compatible with...

1 replies | 263 view(s)

2 Weeks Ago

KurtEck started a thread Open CM9.04 - Older Bootloaders? in Arbotix, Microcontrollers, Arduino

I have an older OpenCM9.04B board that I purchased back in March 2014. I never really used much, but when I started playing with it to maybe use it...

1 replies | 263 view(s)

2 Weeks Ago

KurtEck replied to a thread Question(s) How conect micro SD card with ArbotiX-M in Arbotix, Microcontrollers, Arduino

For what it is worth, I was making an order to sparkfun and needed a couple $ more for free shipping, so picked up microSD breakout:...

22 replies | 2333 view(s)

3 Weeks Ago

KurtEck replied to a thread Question(s) OpenCM9.04 _ Arduino IDE in Arbotix, Microcontrollers, Arduino

Yes - Answered over on Robotis... Do have problem with one board. Not sure if your board is new or older? I was thinking the older ones may...

1 replies | 166 view(s)

3 Weeks Ago

KurtEck replied to a thread Question(s) Connecting a +- powersupply to an OpenCM9.04 Board in Arbotix, Microcontrollers, Arduino

I am guessing, that you asked this as part of Robotis Forum:...

2 replies | 293 view(s)

3 Weeks Ago

KurtEck replied to a thread Question(s) Avrdude error - Artibotix - board not working in Arbotix, Microcontrollers, Arduino

Sorry to hear that... You might again contact support at trossen and see if they will do anything... What do I use? I have done the work to...

8 replies | 641 view(s)

3 Weeks Ago

KurtEck replied to a thread News/Announcement The Robotis TurtleBot3 in Rovers

Sounds good. Just for the heck of it, I did order one of the new RPI3 B+ from Sparkfun. Was wondering if the wifi might be faster also mentioned...

94 replies | 15288 view(s)

3 Weeks Ago

KurtEck replied to a thread Question(s) Avrdude error - Artibotix - board not working in Arbotix, Microcontrollers, Arduino

The product page for the programmer has a few links: http://www.trossenrobotics.com/p/USB-AVR-Programmer.aspx Including:...

8 replies | 641 view(s)

3 Weeks Ago

KurtEck replied to a thread News/Announcement The Robotis TurtleBot3 in Rovers

Thanks, I have been somewhat distracted the last few days, but am slowly plugging along. Yes there is a lot of good stuff in the book. Last...

94 replies | 15288 view(s)

4 Weeks Ago

KurtEck replied to a thread Question(s) Avrdude error - Artibotix - board not working in Arbotix, Microcontrollers, Arduino

Good luck. Again as I mentioned, I more often then not use the AVR programmer like: http://www.trossenrobotics.com/p/USB-AVR-Programmer.aspx It...

8 replies | 641 view(s)

4 Weeks Ago

KurtEck replied to a thread Question(s) Avrdude error - Artibotix - board not working in Arbotix, Microcontrollers, Arduino

In things like this, it always helps to have additional information, like: What version of Arduino IDE are you using? Windows/Mac/Linux? ...

8 replies | 641 view(s)

4 Weeks Ago

KurtEck replied to a thread How it can be done a test of torque in Dynamixel in DYNAMIXEL & Robot Actuators

If I remember correctly, he attached something like a lever to the servo, where he could hang different weights from it and then do the math to...

3 replies | 345 view(s)

4 Weeks Ago

KurtEck replied to a thread How it can be done a test of torque in Dynamixel in DYNAMIXEL & Robot Actuators

I could be wrong, but I believe Zenta made this table, by adding known quantity torques to the servos and see what measurements came up. I assume...

3 replies | 345 view(s)

4 Weeks Ago

KurtEck replied to a thread Question(s) How conect micro SD card with ArbotiX-M in Arbotix, Microcontrollers, Arduino

Normally if the message did not display and nothing else displayed after that, I would say that maybe the code hung... But you say the message after...

22 replies | 2333 view(s)