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4.7.6.7
HELP Page
A Help tab is available. This page is an Internet link to TDK-Lambda's website pages.
4.7.7
Programming Using VISA Drivers
4.7.7.1
VISA Description
In the test and measurement industry, Virtual Instrument Software Architecture (VISA) is a popular
framework that includes hardware drivers, configuration utilities and connection managers.
Varieties of communication busses are supported. VISA drivers are available from several
instrument vendors.
Any programming language that supports Windows COM or DLL libraries can call the VISA
functions.
4.7.7.2
VXI-11 Compatibility
VXI-11 is a protocol that allows communications between a computer port and an instrument. VISA
is built upon the VXI-11 specification. The
protocols:
•
VXI–11 Device_link
•
VXI–11 Device_write
•
VXI–11 Device_read
•
VXI–11 Destroy_link
Figure 4–19: LAN – Users Tab
Figure 4–20: Help Tab
Open link to an instrument
Write text to an instrument
Read text from an instrument
Close link to an instrument
77
power supply is compatible with the VXI-11
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