[wplug] Serial Port Access in Red Hat 8

[Lance Tost]

Could just be a typo in you're post.. but you *are* using /dev/ttyS0, not 
/dev/ttys0, right?  Remember, case matters in unix... or should I say 
UNIX....

On Fri, 4 Apr 2003, William Powell wrote:

> Date: Fri, 04 Apr 2003 12:48:38 -0500
> From: William Powell <billpwl1 at attbi.com>
> Reply-To: wplug at wplug.org
> To: wplug at wplug.org
> Subject: [wplug] Serial Port Access in Red Hat 8
> 
> Redhat 2.4.18.14 running on a 133 P1 Compaq laptop.
> 
> I am trying to access some serial data coming into the first serial 
> port(ttyS0?) using minicom.  When I run minicom as either root or a 
> normal user I get the following error:
> 
> minicom: cannot open /dev/ttys0: Input/output error
> 
> The ls -l for /dev/ttys0 are as follows:
> crw-rw-rw-    1 root    tty    3,    48    Aug 30 2002     /dev/ttys0
> 
> I added my username to the tty group, but that didn't have any effect. 
> 
> Is this caused by a lockdown by some security tool that I haven't 
> detected yet?
> 
> 
> I can capture this serial data fine using Win98 on com1.
> 
> 
> Bill
> 
> 
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-- 
Lance Tost <ltost at pobox.com>