Fixed Open/Close

inc/io.h

@@ -11,7 +11,8 @@
 #define ROM_BANKED_OUT 2
 #define FILE_COMMAND 3
 #define FILE_DESCRIPTOR 4
-#define FILE_DATA 5 // two bytes, for pointer to string
+#define FILE_DATA 5 // data, low byte of string pointer
+#define FILE_DATA_HIGH 6 // high byte of string pointer
 #define FILE_STATUS 7
 
 #endif // IO_H