Siemens Sinumerik 840D sl Programming Manual page 712

Additional functions
14.10 Output to an external device/file (EXTOPEN, WRITE, EXTCLOSE)
712
<ExtG>: Parameter 2: Symbolic identifier for the external
device/file to be opened
Type:
The symbolic identifier comprises:
1. the logical device name
2. where relevant, followed by a file path (attached
using "/").
The following logical device names have been defined:
"LOCAL_DRIVE":
"CYC_DRIVE":
"/dev/ext/1",...
"/dev/ext/9":
"/dev/cyc/1", "/
dev/cyc/2":
"/dev/v24":
File path:
• A file path must be specified for "LOCAL_DRIVE"
and "CYC_DRIVE" e.g.:
"LOCAL_DRIVE/my_dir/my_file.txt"
• The logical device names "/dev/ext/1...9"
and "/dev/cyc/1...2" can be configured:
– to already refer to a file, in which case only the
logical device names may be specified, e.g.:
"/dev/ext/4"
– or to a directory, in which case, a file path must
be specified, e.g.:
"/dev/ext/5/my_dir/my_file.txt"
• It is not permissible that a file path is attached to "/
dev/v24".
Programming Manual, 02/2011, 6FC5398-2BP40-1BA0
STRING
Local CompactFlash Card (pre-
defined)
reserved drive name for use in
SIEMENS cycles (pre-defined)
Available network drives
Note:
it is necessary to configure in
the extdev.ini file!
reserved drive names for use in
SIEMENS cycles
Note:
it is necessary to configure in
the extdev.ini file!
V.24 interface
Note:
it is necessary to configure in
the extdev.ini file!
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