{"resourceType":"NamingSystem","id":"usb-address-identifier","text":{"status":"generated","div":"<div xmlns=\"http://www.w3.org/1999/xhtml\"><h3>Summary</h3><table class=\"grid\"><tr><td>Defining URL</td><td>http://terminology.hl7.org/NamingSystem/usb-address-identifier</td></tr><tr><td>Version</td><td>1.0.0</td></tr><tr><td>Name</td><td>USB_Address_Identifier</td></tr><tr><td>Title</td><td>USB VID and PID as a device identifier</td></tr><tr><td>Status</td><td>active</td></tr><tr><td>Definition</td><td><div><p>A USB device that is plugged in identifies itself by its VID/PID combination. A VID is a 16-bit vendor number (Vendor ID). A PID is a 16-bit product number (Product ID). A host uses the VID/PID combination to find the drivers (if any) that are to be used for the USB device. For this to work, the VID/PID combination must be unique, in the sense that each USB device with the same VID/PID will use the same driver. So, whenever you need a specific driver for your USB product, you will need a unique VID/PID for that product. In that sense, the VID/PID combination does not really serve as a truly unique identifier of a single device instance. It is, however, useful to know for medical devices that communicate using USB.</p>\n</div></td></tr><tr><td>Publisher</td><td>IHE Patient Care Devices (PCD)</td></tr></table><h3>Identifiers</h3><table class=\"grid\"><tr><td><b>Type</b></td><td><b>Value</b></td><td><b>Preferred</b></td><td><b>Comment</b></td></tr><tr><td>URI</td><td>http://hl7.org/fhir/sid/usb</td><td>true</td><td>USB VID (Vendor identifier) and PID (Product identifier) values</td></tr></table></div>"},"extension":[{"url":"http://hl7.org/fhir/5.0/StructureDefinition/extension-NamingSystem.url","valueUri":"http://terminology.hl7.org/NamingSystem/usb-address-identifier"},{"url":"http://hl7.org/fhir/5.0/StructureDefinition/extension-NamingSystem.version","valueString":"1.0.0"},{"url":"http://hl7.org/fhir/5.0/StructureDefinition/extension-NamingSystem.title","valueString":"USB VID and PID as a device identifier"}],"name":"USB_Address_Identifier","status":"active","kind":"identifier","date":"2021-06-14T00:00:00-00:00","publisher":"IHE Patient Care Devices (PCD)","contact":[{"name":"Devices on FHIR working group; IHE Patient Care Devices"}],"responsible":"IHE Patient Care Devices","description":"A USB device that is plugged in identifies itself by its VID/PID combination. A VID is a 16-bit vendor number (Vendor ID). A PID is a 16-bit product number (Product ID). A host uses the VID/PID combination to find the drivers (if any) that are to be used for the USB device. For this to work, the VID/PID combination must be unique, in the sense that each USB device with the same VID/PID will use the same driver. So, whenever you need a specific driver for your USB product, you will need a unique VID/PID for that product. In that sense, the VID/PID combination does not really serve as a truly unique identifier of a single device instance. It is, however, useful to know for medical devices that communicate using USB.","uniqueId":[{"type":"uri","value":"http://hl7.org/fhir/sid/usb","preferred":true,"comment":"USB VID (Vendor identifier) and PID (Product identifier) values"}]}