split pub and priv

include/bb_expantions.hpp

@@ -0,0 +1,16 @@
+/// Types for the BLK_BOX expantion devices
+
+#ifndef _BB_EXPANTIONS_H
+#define _BB_EXPANTIONS_H
+
+#include <stdint.h>
+
+/// The expantion device ids in the BLK_BOX ecosystem.
+enum class BlkBoxExpantion: uint16_t {
+    NONE = 0,
+    WIRES = 1,
+    TENS = 2,
+    MAX = 2,
+};
+
+#endif /* _BB_EXPANTIONS_H */