Hi @amphitryonoff, Short answers ... Are there programs to compute the required resistors value? No! How may I determine the 'Bu...

Hi @amphitryonoff, Vcc is a designation commonly used for the positive supply line for digital logic circuits. The value of that positive vol...

Hi @amphitryonoff, I have no practical experience of the chip, but the Adafruit TCA8418 reference you provide looks a reasonable start, and reaso...

Hi @amphitryonoff, I wish you luck with you search for suitable hardware simulator. My experience, mainly in the more distant past, is that a spe...

Hi @amphitryonoff, Thanks for your kind reply. I hadn't really considered whether I was considering an emulator or simulator. In practice, wh...

Hi @amphitryonoff, I'll throw in a totally personal view. Please take it with an appropriately sized pinch of salt. Simulators of electronic ...

Hi @amphitryonoff, I wish you well with what I think will be a challenging project. My only previous encounter with an HP calculator, was a very...

Hi @amphitryonoff, To enable others to provide answers, could you please provide a few more details of the components you are considering, prefera...

@byron Because @Inq is the Wise one perhaps? 😀

Hi Inq, This feels a bit like Sermon Wars ... an elderly eccentric versus two or more text predictors 🙄 🙄 ... I don't think I am ...

Hi @inq, I have only glanced at your description, and I haven't actually done anything like it, am all too conscious that doing something for rea...

Hi @byron, Good to hear from you ... I hope you are keeping fit and healthy. TMC2xxx modules seem to be a variable commodity ... the actual ch...

Hi @inq et al, Surely the discussion about motor type is usually a function of system cost and 'necessity' requirements. By 'necessity' requi...

Hi @inq, Great to see you back at the bench, and well done for getting some UART response! The bad news, is that might tempt me into sermon ...

Hi @inq et al, I note, (but not yet actually used in anger, so this is just a wild suggestion), that AliExpress (and probably other sources), offe...