Does anyone know what happened with the SimpleFOCMini v2.1 board?
It’s development is listed as ongoing:
but from what I can see it hasn’t been touched in a year and the author is not responding. I am in need of a low cost board with current sensing like this.
7 Answers
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Hey @o_lampe
This one is very nice, I really like it.
It’s intended to be used with the qtpy or xiao boards. I’ve tested it a lot and it is very minimal and convenient.
Hey @CthuluLabs,
The boards work well, I’ve not been working on the for some time but the tests went good.
The last additions was the power-supply measurement circuit.
I did not work on it any more because I’m satisfied with it, no more changes necessary 
@CthuluLabs it’s been a while since I’ve ordered them. The last time I did was 14.07.20205.
Here is the price
One of the great things about EasyEDA is its integration with JLCPCB so you can order assembled boards without the author having to invest money running a shop. Click “open in editor” below the PCB, then “one-click order PCB/SMT” in the fabrication menu. It’s actually a lot more than one click to complete the order, but not terribly difficult. Ask here if you have any trouble.
Thank you for taking the time to respond. I am aware that I can order the boards from JLCPCB. That was my actual plan. What I am trying to find out is if there was a fundamental flaw with the board or the circuit that caused its development to stall. I need somewhere around 50 of these for what I have planned and before I drop that kind of money on getting boards made I wanted to make sure I wasn’t ordering something that had issues. Antun_Skuric’s second to last post said he had ordered boards and was going to test. I do not see any updates about the design after that.
Sorry, don’t want to hijack the thread, but there was another version of the mini board which had an empty socket for one of the tiny MCU breakout boards. I tried to find it here, but had no luck
Awesome! Do you recall what JLCPCB charged you to get the boards made? I am sure the cost has gone up since then, but I would just like to get a rough idea.
I took a second look and found it too restricted, IO pin wise. I mainly use Waveshare RP2350 Zero boards which are slightly bigger, but have a lot more IO pins. Also the requirement of a second 3.3V supply is a setback. (although a 3D-printer or CNC controller would provide that)
– o_lampeIt is absolutely true. They are very minimal and barely able to run FOC + current sensing (some of them are not able to do current sensing at all). but they do allow using stemma i2c ports and that opens many cool possibilities. Additional adcs, buttons, screens, ... I find it very cool actually
– Antun_Skuric