.\" Copyright (c) 1993 Michael Haardt (michael@moria.de),
.\"     Fri Apr  2 11:32:09 MET DST 1993
.\"
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.\" Modified Sat Jul 24 17:03:24 1993 by Rik Faith (faith@cs.unc.edu)
.TH TTYS 4 1992-12-19 "Linux" "Linux Programmer's Manual"
.SH NAME
ttyS \- serial terminal lines
.SH DESCRIPTION
.B ttyS[0\-3]
are character devices for the serial terminal lines.
.LP
They are typically created by:
.RS
.sp
mknod \-m 660 /dev/ttyS0 c 4 64 # base address 0x3f8
.br
mknod \-m 660 /dev/ttyS1 c 4 65 # base address 0x2f8
.br
mknod \-m 660 /dev/ttyS2 c 4 66 # base address 0x3e8
.br
mknod \-m 660 /dev/ttyS3 c 4 67 # base address 0x2e8
.br
chown root:tty /dev/ttyS[0\-3]
.RE
.SH FILES
/dev/ttyS[0\-3]
.SH SEE ALSO
.BR chown (1),
.BR mknod (1),
.BR tty (4),
.BR agetty (8),
.BR mingetty (8),
.BR setserial (8)
.SH COLOPHON
This page is part of release 3.53 of the Linux
.I man-pages
project.
A description of the project,
and information about reporting bugs,
can be found at
\%http://www.kernel.org/doc/man\-pages/.
