User's Guide

SPEED Serial Adaptors User guide
Installing under SCO OpenServer
Page 27
Chapter 2 Installing drivers and host cards
19.In the Software Manager window, click on the Host > Exit menu option to close the
window.
20.Shut down your system and turn the power off.
You can now continue with the rest of the installation process see General installation
procedure for SCO OpenServer on page 21.
Serial port naming conventions
Each serial port has three device nodes associated with it. Each node takes the form of a file
which you can access from operating system utilities and user applications. Details of these
nodes are shown in the next table.
Device name Function Description Location
ttyz1 Normal communications port
for local “tty” devices.
Indicates normal communica-
tions port behaviour.
/dev
ttyZ1 Modem port. Indicates that a port open will
not complete unless DCD is
present.
/dev
ttyz1p Transparent print port. Indicates that device should
only be used for transparent
print.
/dev