added readme and efaultcfg

defaultcfg/config/devices/logicalAddresses.h

@@ -0,0 +1,18 @@
+#ifndef CONFIG_DEVICES_LOGICALADDRESSES_H_
+#define CONFIG_DEVICES_LOGICALADDRESSES_H_
+
+#include <config/objects/systemObjectList.h>
+#include <fsfw/devicehandlers/CookieIF.h>
+#include <cstdint>
+
+/**
+ * Can be used for addresses for physical devices like I2C adresses.
+ */
+namespace addresses {
+	/* Logical addresses have uint32_t datatype */
+	enum logicalAddresses: address_t {
+	};
+}
+
+
+#endif /* CONFIG_DEVICES_LOGICALADDRESSES_H_ */