Code data can be read by using the DTU8 debugger. Display the dialog from [File]> [Save Program Files] of DTU8, and open the dialog. Specify the file type as [Motorola S2 format file (* .s)], and the range to save, and save the file. In addition, a dialog saying "There is an unsaved area due to the mapping attribute that cannot be read" is displayed, but please ignore it.