Key Digital ES381 - Manual (Page 23)

Once the hardware has installed, there is no need to make any
settings for the allocated COM port…the software takes care of all
this at run time.
Start the USBcount50 software and you will see the following
display
9 :
To find out what the various buttons and knobs do, simply hover
over them for a brief explanation.
9 A 2 channel example is shown
Elan Digital Systems Ltd. 23 USBcount50 USER’S GUIDE Iss1