ttyS (4)

Leading comments

Copyright (c) 1993 Michael Haardt (michael@moria.de),
    Fri Apr  2 11:32:09 MET DST 1993

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(The comments found at the beginning of the groff file "man4/ttyS.4".)

NAME

ttyS - serial terminal lines

DESCRIPTION

ttyS[0-3] are character devices for the serial terminal lines.

They are typically created by:

mknod -m 660 /dev/ttyS0 c 4 64 # base address 0x3f8
mknod -m 660 /dev/ttyS1 c 4 65 # base address 0x2f8
mknod -m 660 /dev/ttyS2 c 4 66 # base address 0x3e8
mknod -m 660 /dev/ttyS3 c 4 67 # base address 0x2e8
chown root:tty /dev/ttyS[0-3]

FILES

/dev/ttyS[0-3]

SEE ALSO

chown(1), mknod(1), tty(4), agetty(8), mingetty(8), setserial(8)

COLOPHON

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