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Old March 27th, 2015   #6
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Join Date: Aug 2008
Posts: 369

Originally Posted by ericthegeek View Post
In older versions of DMX (USITT DMX512) you could send variable length packets. I don't remember if E1.11 disallows that or not, but it's always been a bad practice.
I finally had a chance to pull out my copy of E1.11-2008. In section 8.5.1 it says:
"Once a controller is configured for a particular application, all NULL START Code packets should have the same number of slots."
Now, that's a "should", not a "shall", so variable length NSC packets don't strictly violate the standard. Still, it's a *very* bad practice.
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