Re: pl2303.c 110 baud not working

Johan Hovold
2021-02-01T08:44:04Z

On Sat, Jan 30, 2021 at 05:30:15AM -0600, Joe Abbott wrote:
> Sorry it's been so long. Busy.

No worries.

> > So in any case, we'd need to key this off of the device type.
> >
> Yes, key off type as I can't find the relationship. Windows
> uses a8 a6 01 80 02 07 for any request near 110 and switches
> to direct encode for anything near 75 or 150.

Ok, thanks for checking.

> > I noticed that
> >
> > 12000000 / 0x1a6a8 ~= 110.9
> >
> > Possibly just a coincidence, especially as 0x1aa22 would be closer
> > match. But perhaps you can try a few more rates not in baud_sup and see
> > if you can figure it out.
>
> Coincidence. 0x01aa22 doesn't work. Not even close.
>
> I had to give up. Too many other things to do and hard coding
> is working for me.

I fully understand. Let me check with Prolific and see if they are
willing to shed some light on this.

Johan