AXIe, IVI, LXI, PXI, and VXI.
They have two things in common: They each manage standards for the test and measurement industry, and each of those standards is ruled by a private consortium.
It wasn’t always this way. When Hewlett Packard invented the 8-bit bus that would become known as GPIB (General Purpose Interface Bus), they were quick to bring the standardization effort to the IEEE where it was codified as IEEE-488.
Then, in 1987, something happened.
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