I am Manorama,
i have barcode scanner,fingerprint scanner,and small printing machine devices.please guide me how to link this devices functionality with our razor mvc5 c# code.and
1). how to read fingerprint and how to upload and verify fingerprint details of user into sql database.
2).if i scan barcode with scanner how can i fetch product details from db
3).how to print details into printing machine.
in c# mvc5 for windows8.1.
Please guide me free sdks/plugins.