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Conference turris::digital_unix

Title:DIGITAL UNIX(FORMERLY KNOWN AS DEC OSF/1)
Notice:Welcome to the Digital UNIX Conference
Moderator:SMURF::DENHAM
Created:Thu Mar 16 1995
Last Modified:Fri Jun 06 1997
Last Successful Update:Fri Jun 06 1997
Number of topics:10068
Total number of notes:35879

9317.0. "HELP .... Customer having problem setting up the /dev/tty00 as 7E1 ... HELP" by NETRIX::"[email protected]" (Thierry FAIDHERBE) Thu Mar 27 1997 08:25

Hi,

Hope for reply ....

Customer was using old clone system and had a tty00 port on 7 databit,
Even parity and 1 stop bit.
On these serial port, he is using a hardware speaking 7E1

He baught sometimes ago an osf 3.2c system and is now trying to use
/dev/tty00 as serial port.
He edited /etc/inittab and cut the tty00 entry and is trying to setup
these /dev/tty00 as 7E1. He used stty -f /dev/tty00 cs7 -cstopb -parodd
and command is ok. When he does a stty -a -f /dev/tty00,
he always found tty00 as 8N1.

Can someone give me the way to configure a serial line as 7E1. 

I tryed on office but if I do a ls >>/dev/tty00, system send always data
in 8N1 ...



Help will be very appreciate ...

Thierry
[Posted by WWW Notes gateway]
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9317.1look at gettydefsNETRIX::"[email protected]"Farrell WoodsThu Mar 27 1997 09:1415
The driver will not maintain settings between the last close and the 
next subsequent open on the device.  That is, the driver will always
reset the hardware to well-known settings in between each use.  This
leaves the device in a predictable state.

Take a look at /etc/gettydefs.  This is where the definitions for things
like M9600, etc. that you see in /etc/inittab come from.  You should find
some entries in there for 7-bit settings.  You can use those in your
/etc/inittab file.  You may also want to look at the man pages for
gettydefs(4) and getty(8).


	-- Farrell

[Posted by WWW Notes gateway]
9317.2NETRIX::"[email protected]"Thierry FAIDHERBEThu Mar 27 1997 10:0113
Thanks for reply.

I put tty00:1234:off:/usr/sbin/getty /dev/tty00 7bit.M9600 vt100
in the inittab file and I used kill -hup 1.

Thank seems to work fine.

Thanks for reply once more.
Have a nice day,

Thierry
Belgian Unix Support Team.
[Posted by WWW Notes gateway]