Use the VISA Advanced VIs and functions to accomplish advanced VISA tasks.

The VIs and functions on this palette can return VISA error codes.

VISA Open Function
Opens a session to the device specified by VISA resource name and returns a session identifier that can be used to call any other operations of that device.
VISA Close Function
Closes a device session or event object specified by VISA resource name.
VISA Find Resource Function
Queries the system to locate the devices associated with a specified interface.
VISA Set Timeout VI
Sets the Timeout value, in milliseconds, for the VISA session.
VISA Property Node
Gets (reads) and/or sets (writes) properties of a reference. The node operates in the same way as a standard Property Node.
Bus/Interface Specific
Use the Bus/Interface Specific functions to program instruments that are interface specific.
VISA Write From File Function
Takes data from the file specified by filename and writes it to the device synchronously.
VISA Read To File Function
Reads byte count synchronously and stores the transferred data in the file specified by filename.
Event Handling
Use the Event Handling VIs and functions to use VISA events with your instruments.
VISA Lock Async VI
Asynchronously attempts to establish access to the device or interface specified by VISA resource name. Use this function to obtain an exclusive lock that guarantees sole access to a device or resource.
VISA Unlock Function
Relinquishes the lock previously obtained using the VISA Lock Async function.
Register Access
Use the Register Access functions to program in an address space at a high level.

Parent topic: VISA

LabVIEW Programming Reference Manual

Log in to get a better experience