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Message
From: Mark McDougall<markm@v...>
Date: Mon May 14 02:18:34 CEST 2007
Subject: [oc] 16550 MCR WO?
H. Peter Anvin wrote:>> The reason I ask is that the windows serial drivers do in fact read the
>> MCR - implying that the registers are RW on a real device (the datasheet
>> doesn't specifically state RO or RW AFAICT).
>
> MCR is writable on a real NS16550A.
Obviously, being a control register. But readable as well?
Regards,
--
Mark McDougall, Engineer
Virtual Logic Pty Ltd, <http://www.vl.com.au>
21-25 King St, Rockdale, 2216
Ph: +612-9599-3255 Fax: +612-9599-3266
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