Siemens Sinumerik 840D sl Programming Manual page 149

Significance
READ:
<error>:
Job planning
Programming Manual, 02/2011, 6FC5398-2BP40-1BA0
Command for reading lines from the specified file and storing these
lines in a variable array.
Variable for returning the error value (call-by-reference parameter)
Type. INT
Value: 0 No error
1 Path not allowed
2 Path not found
3 File not found
4 Incorrect file type
13 Insufficient access rights
21 Line does not exist (<start line> or <number
of lines> parameter exceeds the number of
lines in the specified file).
22 Field length of the result variable (<result>) is
too small.
23 Line range too large (<number of lines>
parameter selected so large that the read would
go beyond the end of the file).
Flexible NC programming
1.20 Read lines in the file (READ)
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