Metrologic Optimus S Programming Manual page 44

38 "C" Programming Guide For Optimus S/R
KEEP_FILE_SYSTEM
CLEAR_FILE_SYSTEM 1
If the file system is kept, the program may be removed from it (remove). Set 0
to keep program; 1 to remove program.
A file name can be 8 bytes at most, the null character not included.
The original program resided in the active area will then be replaced by the
new program.
While replacing the program, the POWER key is disabled to protect the
system.
If successful, this routine will not return. However, once the execution
continues running to the next instruction, it means the operation of this
routine fails.
Return On error, it returns 0 to indicate the file does not exist.
See Also DownLoadProgram, UpdateBank
0