Re: Serial Consoles

[Rainer Dorsch <ml@bokomoko.de>]

Am Dienstag, 28. Dezember 2021, 11:35:03 CET schrieb Uwe Kleine-König:
> Hi Rainer,
> 
> On 12/28/21 01:17, Rainer Dorsch wrote:
> 
> > I am using a serial console to connect to a cubox-i. As terminal program
> > I
> > either use "screen -fn /dev/ttyUSB0 115200" or minicom. If I paste some
> > text
 in the terminal, after about 30 characters the content gets lost.
> 
> The problem is likely that the characters come in more quickly than the 
> soft- and hardware on the cubox-i can work through them. On i.MX6 you 
> might be able to tune the water mark level of the FIFO so somewhat 
> lessen the problem.
> 
> The microcom built into busybox can delay submission, e.g.
> 
> 	busybox microcom -d 20 /dev/ttyUSB0
> 
> The other programs to drive a serial console, don't support this AFAIK.

Thanks for the explanation and the microcom reference.

Excellent advise that makes u-boot a lot easier :-)

Thanks
Rainer

-- 
Rainer Dorsch
http://bokomoko.de/