Video Test Generator User Guide 351
GFED?Get First Error Data
Class DVI signal analyzer
Description Returns information about the first error encountered.
Query syntax GFED?
Query response expected value followed by the errant value (in hex)
Example
PNAU //Pseudo-random noise generated
CR //Stop pseudo-random noise
GFED? //Returns expected (40018C) and errant (FFFFFF) value of first
errored pixel
40018C,FFFFFF
Related commands PNAU