Re: [Bluez-users] Once again: Socket CF card and Kernel 2.6

Mathias Adam
2005-03-05T14:42:05Z

On 05.03.05 10:17:46, Erwin Authried wrote:
> > seems to initialize the actual UART with only 230400 baud. Is this
> > really the case or are those UARTs clocked at nonstandard (higher)
> > frequencies so that this setting does result in a higher real baud rate?
>
> I can't say for sure if that applies to your specific CF card, but
> usually PCMCIA/CF uarts are just register-compatible emulations of a
> standard uart, and the clockrate doesn't matter at all. The actual data
> rate can be very high.

Hmm, I don't know... as the card didn't work with the wrong baud rate
programmed in its UART I think it does use the selected clock rate - ok, at
least the divisor must be right, the UART might be clocked internally at
much more than the standard ~1.8MHz giving a higher real baud rate.

Regards
Mathias

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