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Every day I will visit your warehouse to see if there is progress and updates.

Open Alvazz opened this issue 4 years ago • 6 comments

Hi ThoMint,Every day I will visit your warehouse to see if there is progress and updates. I think your project has unlimited potential and is pretty good in all aspects. I think I might also be able to do something for the project, if you are too busy. I know C, C++, AD, and I hope to help the project move forward more quickly. In addition, I would like to consult, why would you consider the combination of TMC4671 and TMC6100? I mean, have you ever considered DRV8301?

Alvazz avatar Sep 27 '21 00:09 Alvazz

Hi Alvazz. We are happy to hear that our project finds some interest in the community. We are working in a team of 2. Since this is a school project for now, we can not accept your very kind offer of helping us out. The gate driver TMC6100 looks appealing at first but ultimately has poor drive current, needs an additional SPI channel and is rather expensive. DRV8301 is very big and has less features than our current choice of Gate Drivers. Next version will use single gate drivers allowing for more customizability like supporting bldc + stepper motors and being more power efficient. The next version will be available in a few months.

ThoMint avatar Sep 27 '21 06:09 ThoMint

OK, get it. "The gate driver TMC6100 looks appealing at first but ultimately has poor drive current, needs an additional SPI channel and is rather expensive." this is a sad thing.

What about the TMC6200 and TMC4671? I have never used it, so I hope you can give some suggestions so as not to be disappointed again!

Alvazz avatar Sep 27 '21 07:09 Alvazz

What about LM5109B? Does it look good? But it seems that it has been discontinued?

Alvazz avatar Sep 27 '21 07:09 Alvazz

LM5109B has a big footprint, weak drive current and needs an additional Bootstrap Diode. For v2.0 we settled on TIs UCC27282 Series in the VSON Package.

ThoMint avatar Sep 27 '21 07:09 ThoMint

I'm looking forward to v2.0 too much. Can I launch it faster? I can't wait, hahaha

Alvazz avatar Sep 27 '21 07:09 Alvazz

Aha, I suddenly want to have more communication with you, but after all, GitHub is more related to modfoc. Come on, send me an email, and we can communicate more immediately [email protected]

Alvazz avatar Sep 27 '21 07:09 Alvazz