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Re: Dropped characters
- From: Sergei Gavrikov <w3sg at SoftHome dot net>
- To: Laurie Gellatly <laurie dot gellatly at netic dot com>
- Cc: eCos Discussion <ecos-discuss at ecos dot sourceware dot org>
- Date: Fri, 01 Jun 2007 13:55:17 +0300
- Subject: Re: [ECOS] Dropped characters
- References: <OBEELMDOHGDFDEMJCJCJCENCLOAA.laurie.gellatly@netic.com>
Ð ÐÑÐ, 01/06/2007 Ð 20:32 +1000, Laurie Gellatly ÐÐÑÐÑ:
> Hi all,
> I'm having troubles with the UART on our 2212 board.
> Its running at 115200 (talking to a 2103) but although the characters are on
> the wire OK
> some are being dropped.
> My code checks for characters being available in eCos and when 'sufficient'
> have arrived
> they are emptied from eCos's buffer (which is MUCH larger).
> I have not been able to isolate any pattern as to why they are being
> dropped.
> Does this sound familiar to anyone?
When I did try up eCos PPP between PC and my target (LPC2294) using a
serial connection, I couldn't achive the desired results for 115,2K
baudrate. But when I turned on the XON/XOFF flow control for eCos serial
driver, that became to work just fine. Do you use any flow control on
your system?
-- Sergei
>
> Thanks ...Laurie:{)
>
>
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