SevenSegmentExtended displays[] =
{
SevenSegmentExtended(Disp1Ck, Disp1Io)
, SevenSegmentExtended(Disp2Ck, Disp2Io)
, SevenSegmentExtended(Disp3Ck, Disp3Io)
, SevenSegmentExtended(Disp4Ck, Disp4Io)
};
Remember to call the 'begin' method for each item in the 'displays' array in your 'setup' before attempting to USE them.
EDITT: This creates an array of 'SevenSegmentExtended' objects so these are not pointers to the objects.