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Old April 28th, 2010   #26
ericthegeek
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Join Date: Aug 2008
Posts: 375
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> I use GET PARAMETER_DESCRIPTION PERFORM_SELFTEST
> to get the minimum and maximum valid values.

That's a clever solution, but I don't think it will be widely supported.

Technically, PARAMETER_DESCRIPTION is only valid for manufacturer specific PIDs. The "PID # Requested" fields has a range of 0x8000 to 0xFFDF per section 10.4.2.
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