Created Compatible Serial Devices (markdown)

Compatible-Serial-Devices.md

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+Supported and tested:
+
+*  FT232R
+*  CDC/ACM serial services
+*  CP2102
+
+(All Arduino devices we know of use one of these two drivers, and are supported.)
+
+Possibly supported (untested):
+
+*  FT232H 
+*  FT2232D 
+*  FT2432H