说明：  sigle step 编程帮助文档，支持mc68000，mc68020,mc68040,cpu32编程
(CrossCode C/C++ is tailor-made for developers of ROMable 68000-based applications. It was designed specifically to aid you in developing embedded systems. CrossCode C/C++ is much more than just an ANSI-standard C compiler. It is a complete ROMable development package containing the compiler, a macro relocating assembler, a powerful linker and librarian, a unique downloader for PROM programmers and emulators, and a versatile symbol listing utility.)