TTYS(4)			   Linux Programmer's Manual		       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
       This  page  is  part of release 4.10 of the Linux man-pages project.  A
       description of the project, information about reporting bugs,  and  the
       latest	  version     of     this    page,    can    be	   found    at
       https://www.kernel.org/doc/man-pages/.



Linux				  1992-12-19			       TTYS(4)