THE ANNIN ROBOTICS FORUM HAS MOVED TO A NEW COMMUNITY. 👉
MidnightOilBurner
MidnightOilBurner
@midnightoilburner
Active Member
Joined: Jul 8, 2025
Last seen: Aug 7, 2025
Topics: 1 / Replies: 11
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RE: Collision or motor error problem

@ing Good luck ING, I have a similar setup, and I will test it during this week - probably not the whole robot yet, but I will leave ...

2 months ago
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RE: Collision or motor error problem

The values from the encoder might change, but might be random, and not reflecting the real movement. I never tested these encoders with an undervoltag...

2 months ago
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RE: Collision or motor error problem

Just two questions: 1. Did you modify the switch limiters' voltage to 3.3V? 2. Did you install any level shifters on the CUI encoders outputs? Havin...

2 months ago
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RE: Annin Robotics inscriptions & robot build with CNC-ed plastic parts

@nhan-truong Thank you for your kind works of appreciation, Nhan! Unfortunately, I had to stop the development for a while, but I hope to be back ...

2 months ago
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RE: Annin Robotics inscriptions & robot build with CNC-ed plastic parts

I realize that this thread should rather be in the Robot Builds section, but I started it here, so probably I need to keep it here. My robotic arm b...

2 months ago
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RE: Annin Robotics inscriptions & robot build with CNC-ed plastic parts

Hi All, The assembly and re-design for the parts that I decided to cut on CNC goes ahead, even if slower than I would like - yes, it is true, I ...

2 months ago
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RE: Annin Robotics inscriptions & robot build with CNC-ed plastic parts

Here is an image, and a 3D pdf of the breakout box and the base. I included the Aluminum J1 base plate, as delivered in the kit. There is a slight ch...

2 months ago
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RE: Stepper Online Alternative

I just changed the order for AR4 stepper kit to AR3 stepper kit, bought from Mouser the encoders and connectors, and all should be right. I believe I ...

2 months ago
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RE: Alternative source for Stepper motors

@gio-s I am in the same boat, I don't have yet the electrical package. To me, the re-routing of the limit switches to 3.3V was obvious, but thank you...

2 months ago
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RE: Alternative source for Stepper motors

@thomas-f The CUI encoders have push-pull outputs, the high level voltage is actually higher than 3.3V - it could be very close to 5V. Teensy v4.1 is ...

2 months ago
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RE: Alternative source for Stepper motors

@thomas-f I just changed my order for AR4 steppers kit to AR3 steppers kit, I was lucky to be able to buy it from Germany, and together with the CUI e...

2 months ago
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