Siemens SINUMERIK 840D Operator's Manual page 251

7
03.04
<leader>
NL
%
File names
 Siemens AG, 2004. All rights reserved
SINUMERIK 840D/810D Operator's Guide HMI Embedded (BEM) – 03.04 Edition
7.3 Formats for saving and importing data
The structure of archive files in punched tape format is as follows:
<leader> ;can be included
%1st file name
;$PATH=1st path name ;can be included
1st block
nd
2 block
...
last block
%2nd file name
;$PATH=2nd path name ;can be included
1st block
...
last block
...
last block
<trailer> ;can be included
Information of any type (characters with ANSI values < ANSI value 32
(blank)) which is not part of the useful data on the punched tape.
They might be positioned at the beginning of the tape so that it can be
inserted into the punched tape reader.
When the archive file is read, a check is made to determine whether it
was saved with a leader. If it was, then it is read in again with a
leader.
Character for block end/new line; ANSI value 10 (0x0A)
Identifier positioned in front of a file name.
The identifier must be positioned in the first column of the relevant line
(at beginning of block).
1. File names can contain the characters
0...9, A...Z, a...z or _ and must not exceed 24
characters in total.
2. File names must have a 3-character extension
(_xxx).
3. Data in punch tape format can be generated externally or
processed with an editor. The file name of a file stored
internally in the NC memory starts with "_N_".
A file in punched tape format begins with %<name>, "%" must
appear in the first column of the first line.
Services Operating Area
;contents of file 1
NL
NL
NL
NL
;contents of file 2
NL
NL
NL
;contents of file n
NL
7
7-251