Cygnus MINI ROV Operation Manual
M4-CYGMINI-TSR-M-ENG_Iss 1
Page 26 of 66
COM Port Numbers
CygLink should automatically find the COM port number assigned
to the USB converter when you click “connect” so you don’t need
to search for the port number Windows has assigned.
Setting the COM Port Manually
If CygLink fails to locate the correct COM port number you can set
it manually from the
File
->
Communications Options
menu
item. Just tick the
Manual Setup
box and select the correct COM
port number.
Finding your COM Port Number
With the USB-RS485 Converter plugged into your computer, open
Windows Device Manager – to do this, press the Windows
®
key
and the ‘
R
’ key together, then type “
devmgmt.msc
” into the
prompt, followed by enter key. In the
Ports
section, look for the
USB Serial Port entry. Remember the COM number listed, as this
will need to be selected within CygLink’s settings menu.
Windows
®
Device Manager
To Change the COM Port number assigned by Windows
®
Depending on a variety of factors, Windows
®
may sometimes
assign a COM Port number that is too high or unusual to be
