How i can write a vb.net code to control on\off for led connected into usb port???

i want to control the lamp by computer??How i can write a vb.net code to control on\off for led connected into usb port???
The .NET Framework does not support direct control of USB ports. You'll need a class that wraps the unmanaged WIN32 API to open, control, and close the ports.





Here is some sample code to get you started:How i can write a vb.net code to control on\off for led connected into usb port???
The link above actually looked good, i didn't download it, since i'm not at the stage to communicate with modems or network cards,





i'm answering this to put it to the vote, vote the above answer :D





R3dm0