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From: Wolfgang Denk <wd@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] loadb problem. Hangs on START_CHAR
Date: Mon, 17 Nov 2014 13:37:18 +0100	[thread overview]
Message-ID: <20141117123718.95B743814FF@gemini.denx.de> (raw)
In-Reply-To: <1416225420788-196515.post@n7.nabble.com>

Dear Bo,

In message <1416225420788-196515.post@n7.nabble.com> you wrote:
> 
> Yes, those settings are all in my .kermrc setup.

OK.  Just checking to make sure we don;t miss anything.

> I measured the fastest pulse on my scope to 8.691 ?s, which gives 1/(8.691 x
> 1e-6) = 115061.56 baud. Not really 115200 but is it too far from working in
> your opinion? The tolerance in RS232 signalling is about 50% of the minimum
> pulse width for a byte which would be about 113000 - 117000 baud.

That's just 0.12% off, this should not be the problem.

Did you measure both directions (Tx on PC, and Tx on target) ?

Best regards,

Wolfgang Denk

-- 
DENX Software Engineering GmbH,     MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd at denx.de
The human mind treats a new idea the way the body  treats  a  strange
protein - it rejects it.                                 - P. Medawar

  reply	other threads:[~2014-11-17 12:37 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-11-07 12:53 [U-Boot] loadb problem. Hangs on START_CHAR bomellberg
2014-11-10 12:33 ` bomellberg
2014-11-10 12:51   ` Wolfgang Denk
2014-11-10 12:56     ` bomellberg
2014-11-17  9:54       ` bomellberg
2014-11-17 11:44         ` Wolfgang Denk
2014-11-17 11:57           ` bomellberg
2014-11-17 12:37             ` Wolfgang Denk [this message]
2014-11-17 12:38               ` bomellberg
2014-11-17 13:30                 ` Wolfgang Denk
2014-11-17 13:44                   ` bomellberg
2014-11-17 16:20                     ` Wolfgang Denk
2014-11-17 17:04                       ` [U-Boot] loadb problem. (was: Hangs on START_CHAR) bomellberg
2014-11-17 12:39             ` [U-Boot] loadb problem. Hangs on START_CHAR Wolfgang Denk
2014-11-17 13:23               ` bomellberg
2014-11-17 13:34                 ` Wolfgang Denk
2014-11-18  8:43                   ` [U-Boot] [SOLVED] loadb problem bomellberg
2014-11-18 18:38                     ` Wolfgang Denk
2014-11-18 20:46                       ` bomellberg
2014-11-19 12:16                         ` Wolfgang Denk

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