uart interface issues

Adrian Chadd adrian at freebsd.org
Sun Apr 28 07:38:16 EDT 2013


.. is it triggering BREAK interrupts or something?

That may be something that the boot ROM code interprets as a magical
"don't start" sequence or something.


adrian

On 27 April 2013 23:53, Oleksij Rempel <linux at rempel-privat.de> wrote:
> Hello all,
>
> i was playing with dbg-api and uart interface for some time now.
> There is still one issue what i can't fix. If some thing stay connected to
> Rx pin on start of adapter, it wont start. Or at least not from first time.
> Even short piece of cable is enough to get trouble. I tried to add resistor
> and plus pull down resistor - without results.
> Do you have same results?
> --
> Regards,
> Oleksij
>
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