This chapter describes the simple binary output module which can be selected with the @option{-Fbin} option. @section Legal This module is written in 2002-2009,2013 by Volker Barthelmann and is covered by the vasm copyright without modifications. @section Additional options for this module @table @option @item -cbm-prg Writes a Commodore PRG header in front of the output file, which consists of two bytes in little-endian order, defining the load address of the program. @end table @section General This output module outputs the contents of all sections as simple binary data without any header or additional information. When there are multiple sections, they must not overlap. Gaps between sections are filled with zero bytes. Undefined symbols are not allowed. @section Known Problems Some known problems of this module at the moment: @itemize @minus @item None. @end itemize @section Error Messages This module has the following error messages: @itemize @minus @item 3001: sections must not overlap @item 3007: undefined symbol <%s> @item 3010: section <%s>: alignment padding (%lu) not a multiple of %lu at 0x%llx @end itemize