Archiver can be used to separate and merge files in archives or libraries. These archives or libraries can be source file libraries or target file libraries. Archiver can create, add, delete, replace, extract, etc. on libraries. The specific command format is as follows: ar55 [-]command [options] libname [filename0,filename1,……filenamen] This command is for C55X series DSPs. The commands and formats of other DSPs are different. command: Use CMD file a (add) Add the specified file to the specified document d (delete) Delete the specified file in the specified document r (replace) Replace the specified file in the specified document t (table) List the files in the specified document x (extract) Extract the specified file from the specified document options: q(quiet) Suppress status information s(symbol) List the global symbols defined in the library (invalid for commands a, r, d) u Update the modification date when replacing files v(verbose) Provide a detailed description libname The specified document name filename The file name specified in the document Specific steps: 1 First find the archiver you want to create, such as ar55.exe, find and copy it in the installation directory D:\ti\c5500\cgtools\bin, for example, I created it in a separate folder of F:\test 2 Copy the file to be archived, such as vectors.obj sd_set_width.obj I want to archive 3 Switch to DOS command and enter cmd in My Computer--》Run 4 Change the file directory, cd F:\TEST 5 Enter the command ar55 a vectors.obj sd_set_width.obj 6 The output file is .lib Reference: TMS320C55x Assembly Language Tools User's Guide (Rev. H)