Programming Guide

Digital Oscilloscopes Series
170
In this example, the VI opens a VISA session to a USBTMC
device, writes a command to the device, and reads back the
response. In this example, the specific command being sent is
the device ID query. Check with your device manufacturer for
the device command set. After all communication is complete,
the VI closes the VISA session.
6、Communicating with the device via TCP/IP is similar to
USBTMC. But you need to change VISA Write and VISA Read
Function to Synchronous I/O. The LabVIEW default is
asynchronous I/O. Right-click the node and select Synchronous
I/O Mod>>Synchronous from the shortcut menu to write or read
data synchronously.
7、Connect them as shown in the figure below