With MicroPython, they use a C library called HAL to access it - I'm not
sure of all the details, but I could find out.

USB is basically just like a hardware serial port I think, so it shouldn't
be hard.

- Jon


On Fri, Feb 20, 2015 at 3:11 PM, Craig Latta <craig at netjam.org> wrote:

>
> > It would be better if the REPL could be done through either a hardware
> > serial port, or the USB/serial interface.
>
>      Cool, I've supported hardware serial ports, too. I think USB would
> be straightforward, but I haven't done it before.
>
> > The tricky part in all this, once you have the VM and image actually
> > running, is to interface with all the hardware capabilities of the
> > chip.
>
>      How are they accessible?
>
>
> -C
>
> --
> Craig Latta
> netjam.org
> +31 6 2757 7177 (SMS ok)
> + 1 415 287 3547 (no SMS)
>
>
>
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