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I’m not quite sure about this as soldering and simply connecting pins are relatively the same. It must have been due to bugs or bad wiring. It’s not only known within this forum that the drop outs occur with wii nunchuck. I suppose now it’s already better and doesn’t seems to be a big issue, but still it’s a hit - miss thing for different eboard specs from different people.

No it isnt. not even close to the same. soldering is solid and wont vibrate loose. It is pretty well documented that soldering will prevent nunchuck dropouts.

How did you determine with a multimeter the wiring of the madcatz nunchuck?

@lowGuido Yes you have a point, hard to explain how that could happen like that. Seems that vibration is the culprit that causes electricity / electrons moving inconsistent, causing bad signal within wii module. However this should not happen easily due to the use of wii as game - sport types of controller as you would like to swing and slam this around. Anyway if the problem is solved, it’s solved.

@DeathCookies You will need to use the Ohm meter / connection / continuity mode. With continuity mode your multi meter will sound a beep when the positive lead and the negative lead of the multimeter touches each other. So now you practically touch one end (positive from multimeter) to the plug of the receiver and the other end (black from multimeter) to the pcb board of the receiver. You will need to search for it till it make the beep sound. Then you will know what pin are they for from the PCB. (I hope this doesn’t confuse you).

If you don’t have the beep / continuity mode, you can use ohm meter for it (resistance checker). If your multimeter is digital, you will see the resistance value change. If you use analog multimeter (needle pointer), set it to the lowest resistance range, so every time positive and negative lead of the multimeter touch each other the needle would move significantly.

You can’t compare vibrations from riding an eboard to swinging a controller for a video game especially if you tend to ride on rough roads.

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also do not confuse movement with vibration, the vibration on a skateboard is far more brutal to electronics than just swinging around. skateboard vibration is not to be underestimated!

edit: LOL @claudiofiore88 on the same page… hahah

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I am sorry, just a last thing to mention: The receiver would be plugged into the wii where id does not vibrate. But in plugging it into the esc it will vibrate :wink: But enough of that

Thanks for the explanation of the “wire checking method”. I could easily understand it. I just had a mindtwist… it is easy as the plug must be the same for every nunchuk… damn me

as much as the plug and wires are the same for every nunchuck there are some that play well with VESC and some that don’t. I don’t understand why, because to me nunchuck signal is nunchuck signal… but perhaps there is some other signal or something which keeps the transmission between the dongle and the chuck, that could be different between manufactures

I read on the VESC forum it’s a handshake issue. Different handshakes for different types of Nunchuck.

ah, precisely what I was thinking.

Could be implemented easily enough, but Vedder must have lo’s of things on his mind besides this.

I was getting Madcatz nunchuck with the same understanding that nunchuck signal just nunchuck signal, I mean what else it could be. The data or way of transmission from nunchuck to receiver could be different, but the signal output from the receiver should be the same.


Well I believe we have donated really alot to the development of VESC with more than thousands beta testers. Now I believe he has to put more serious effort in it to bring his idea (building the best esc) into further reality. I mean it’s not that far from perfect at the moment, but he has to get it there.


The best way to solve this is to add support for various Wii wireless remote (I believe it’s easier than making own Wii NRF pcb). With just a few click on the BLDC tool, we can replace the VESC handshake support from Nyko kama to Madcatz or any other popular wii nunchuck out there.

Ohh btw, does anyone have issues with safety concern concerning single mount motor setup? I’ve just got an incident where I have to fall because of traction issue.

I was hitting 12mph and accelerating, but there is a small bump only happening on the powered motorized back wheel. Hence for some fractions of seconds the powered wheel loose traction and spin faster, but when it retouches to the ground, it gets its traction back and immediately spin the board side ways.

Does anyone ever had that experience?

I’ve had my drive wheel slip on wet pavement before. It didn’t throw me off balance though, I guess it’s just part of the deal.

A hot tip for new riders: put a slackline up and use it often. It has helped me improve my balance for all my sports drastically.

Seriously?! Isn’t it rather time for the community to support Benjamin with some solid contribution like coding apps and enhancements instead of demanding him doing things for you?

Whatever he contributed until now was done by him free of charge and open source. If he would have patented his ideas things would be completely different and many companies would like to have such a powerful tool. Still, he’s straight forward on this and it’s still free, therefor it’s not on our side to demand him doing anything!

Sorry if I am bad speaking and yes you got a point there, but you also got to see from the perspective of a non-developer / engineer. I would put effort into helping Vedder improve his design if I could, apparently I couldn’t. Speaking from donation (money to push) perspective is wrong, however (badly speaking) donation are one way to respect and keep this VESC development alive. At least now we have discovered that DRV failing is a big issue and one of the best I could do is to get it to community attention as well as the builder attention. Most of us are just beta-tester, harsh speaking theres nothing more we could do about it beside asking.

Speaking of fact, most of Vedders update came from him self. 3 contributors on the github page for the BLDC hardware and 7 contributors on the BLDC tool. Not everybody has your awareness of improving VESC capability, harsh truth of open source things. Many users, minimum developers.

The level of sophistication and speciality has gone way too far for many to contribute to the development. I couldn’t think of a solution to fix many VESC DRV failure, Now could you think of a solution with me how to fix this? How to help Benjamin improve his product?

Don’t get me wrong, VESC is a wonderful product and is free (open source). I respected Vedder for that!

Great news just arrived from RDW. They considered electric longboard as a special moped, hence RDW can’t do anything to provide any paper / certification to the vehicle. Now it’s only the ministry who can decide the legality of the vehicle. I will contact the ministry next week, I have both the phone number as well as the email.

Some news about the RDW?

Do you have a VESC again?

Yeah like my previous post. The RDW consider electric longboard as a special moped, however the ministry is the one who truly decide if that is a special moped. The ministry it’s self cannot justified / decide the special moped category without the help of RDW.

So I’ve received some updates from the ministry, it’s quite long with the things needs to be done. Practically test needs to be conducted, especially electromagnetic radiation. The range of the cost is already estimated between €400 - €800 euro. The ministry them self suggest me to have the prototype as readily build and greatly build before sending it to the test department. At least they want to see some photos and specifications before really pointing out certain test to RDW. It’s a long abit ambiguous process and definitely costly.

According to some people whom I forwarded the mail, it will cost time and effort more than money, but it’s not impossible.

At this moment I am still waiting from @chaka for my 3 VESC. It should be delivered around this week and expected to arrive next week (or he might already sent it last week).

Soon I’ll be updating / upgrading my build! Some of the parts have arrived, practically just waiting for the new VESC from @chaka to arrive.

Hopefully I have enough budget to try out turnigy graphene, that would be great but we will see. I am also going to try chinese dual hub motor. I have it already on hand, seems pretty solid for my weight and super silent compared to satellite configuration. I still find problem here and there, but I will put this on a new thread. The new build will be more clean, simpler and easier to maintain and safer.