3
Finding the Assigned COM Port Number
When Windows installed the serial port driver the next available COM port
number was assigned to the converter. The so ware you use with the converter
must be set to use the same COM port number. To
fi
nd the number assigned to
your converter run
Msetup.exe
u lity from the CD and click the
Com Port List...
bu on to show a list of found devices and assigned COM port numbers.
Com Port List view
MicroLink modem is assigned to COM 7
To use the list...
Unplug the modem from the USB port
and it will be removed from the Com
Port List.
Plug the modem into the USB port and
it will be added to the Com Port List.
Set your HART so ware to use the
same COM number assigned to your
modem.
Uninstalling the USB Drivers
If needed, use Windows Device Manager to uninstall the driver from your
system. With the modem connected to the USB port, locate the MicroLink
modem in the Device Manager hardware tree under
Ports (COM & LPT)
. Right
click on
MicroLink HART Protocol Modem
and select
Uninstall
from the pop-up
menu. When the process has
fi
nished, unplug the modem from the USB port.
Driver inf file - Manually Installed
To manually install the driver inf
fi
le...
1. Connect the Converter to the USB port.
2. Open the Windows Device Manager.
3. The
New Device Wizard
will have added the converter under
Ports (COM & LPT)
and will appear as
MicroLink HART Protocol Modem
(COMx)
. Right click the device and select
Update Driver So
Ō
ware...
4. Choose to Browse for the driver so ware and browse to the CD or the
loca on of the
MxHART.inf
fi
le.
5. Follow the wizard prompts to complete the driver setup.
