Asked
Resolved Resolved by DJ Sures!

USB Connection To EZB V4

OK guys I have another question for everyone can you use the UART on the EZB V4 to connect to a USB rather than the camera port?

I want to hardwire my EZB's to my onboard PC but I also want to use my ez-robot camera with one of my EZB V4.


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Synthiam
#34  

Herr ball - that’s awesome. Thanks! I started remembering that conversation with Will soon as I clicked haha. That’s an adapter that will work:)

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Canada
#35   — Edited

Thanks @Herball, I wasn’t able to get to testing last night so you saved me the time! I completely forgot about that thread.

It looks like the PL2303HX is the UART-TTL adapter is the best bet, since it’s the fastest. Will posted a great diagram too.

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Canada
#36  

Hello @smiller29 I thought of something that might not be clear to you. I work for EZ-Robot and am addressing your problem here instead of by direct email. Addressing it here allows us to continue the ongoing conversation and share the knowledge with all those interested:D

I ordered a PL2303HX UART-TTL adapter to test out Will's solution. I should have it in a day or two.

#37   — Edited

Jeremie, and everyone else thank you all for this effort on this subject it is much appreciated.

DJ,  you made the below comment:

Quote:

id just use the ezb v4s. And if I needed a small controller for the head, I’d probably use an ardunio or maestro from polulu now that there’s a skill for it.

you can get a polulu maestro that does 6 8 12 or 24 servos etc

I have installed the EZ Arduino Leonardo firmware on the LattePanda for the 8 servo's in the head.  Do think this will be a problem?   I am planning on using two EZB V4's for the rest of the robot connected by USB/TTL's to the LattePanda.  Although I may want to put something small small in each arm connected by USB to control the hands just to try cut down the wires running into the arms.  But time will tell what's going to happen with that.

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Synthiam
#38  

That's a great solution. I forgot the lattepanda has an arduino built-in.

#39  

DJ,  I know this is off topic but can I also use this to control the NEOPIXEL RING (16Bits WS2812 5050 RGB LED Ring) on the robot with all the servos for the head without having to purchase another controller?  Please forgive me if I am asking stupid question but this is all new to me.

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Synthiam
#40   — Edited

I'm not sure on that one. I think there is a robot skill for the neopixel ring. Could you take a look and see what it needs?. I feel like neopixels require the Arduino processor to be dedicated due to the speed that they operate at. I don't have any experience with neopixels, so I won't be much help in that area