mpc8xx memory mapped 16550A uart garbage

Lokesh Kumar kumar.lokesh at wrx-us.com
Fri Oct 17 06:14:51 EST 2003


Thanks Steven,
The problem turned out to be my hardware fixture for testing 16550A. So, I
traced it and fixed and it works now.

Lokesh

-----Original Message-----
From: Steven Scholz [mailto:steven.scholz at imc-berlin.de]
Sent: Thursday, October 16, 2003 3:08 AM
To: Lokesh Kumar
Cc: 'linuxppc-embedded at lists.linuxppc.org'
Subject: Re: mpc8xx memory mapped 16550A uart garbage


Lokesh,

> I did measure the bit width and that is around 104us, which is correct.
> Anything else?

Hmm. I suppose you tried sending only character again and again and verified

that your board is indeed sending this character over the lines by looking
at
the scope...


Steven

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