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Hello

Is there a way to read data from a particular USB barcode reader by specifying the usb port it's connected to? I want to be able to read specifically from that particular usb port.

I found this project here
A USB HID Component for C#[^]

but I am getting an error everytime i try to connect to the device because, according to them, the device is already connected or being used by another process.

Any help would be highly appreciated
Posted
Updated 13-Dec-17 3:45am
v2

1 solution

It is probably in use by the Barcode device driver: Check your manual, or with the manufacturer, as you should be able to contact it via the driver, through an API of some form.

Without knowing more about the reader, I can't say anything more definite!
 
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Comments
deadwood88 6-Jul-11 10:52am    
thank you. I didn't install any driver for the barcode reader. I just plugged it in and it worked jst like a keyboard would.
OriginalGriff 6-Jul-11 14:21pm    
Doesn't mean there is no driver, it could use the windows keyboard driver, a generic windows driver, whatever. Talk to the manufacturers!

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