Start Commit

start implementation of class based simulation of a IM/DD communication system. Mostly based on Move-It but cleaned up and with focus on direct detection, however I try to keep the versatility of move-it alive.

Datatypes/emlmodes.m

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+classdef emlmodes < int32
+
+   enumeration
+      im_linear  (1)
+      im_cosinus (2)
+      pm         (3)
+      iq_linear  (4)
+      iq_cosinus (5)
+   end
+   
+end