Datasheet
  Copyright © 2011 Future Technology Devices International Limited  17 
Document Reference No.: FT_000204 
DB9-USB Datasheet 
Version 2.1 
Clearance No.: FTDI# 130 
Figure 3.10 – Advanced Options 
This will display the various advanced settings. Note the COM port assignment in the upper left. Clicking 
on the drop-down list will display the available port numbers. Select one that is not in use and click OK 
on each dialog box to activate the selection. Windows will remember this COM port number. 
4.1.2 Mac OS X, Linux, Windows CE 
Device drivers and FTDI installation guides for Mac OS X, Linux and Windows CE are available for 
download on the FTDI Chip web site. Follow the respective FTDI installation guides for the chosen 
operating system. 










