It require "COM CONTROL" of finger print device.
Add it on page by using "Add Refrence" wizard.
finally by using it name you can write and execute code on server side.
Use object tag on web page
<object id="idofobject" classid="CLSID:class_Id_of_com_control">
name="naemofobjecte">
</object>
down load sdk form
http://www.secugen.com/download/index.htm[
^
after install sdk it give the pdf and sample demo project.