HEIDENHAIN TNC 620 (73498x-01) ISO programming - Manual (Page 254)

254 Programming: Q parameters
8.1
0
Str
ing par
a
met
e
rs
Assigning string parameters
You have to assign a string variable before you use it. Use the DECLARE
STRING
command to do so.
U Show the soft-key row with special functions
U Select the menu for defining various plain-language
functions
U Select string functions
U Select the DECLARE STRING function
Example NC block:
N37 DECLARE STRING QS10 = "WORKPIECE"