HEIDENHAIN TNC 640, User Manual, Page: 466 / 948

Programming Q Parameters | String parameters
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HEIDENHAIN | TNC 640 | Conversational Programming User's Manual | 10/2017
Reading a numerical value of a machine parameter
Store the value of a machine parameter as a numerical value in a Q
parameter:
Select Q parameter function
Press the
FORMULA
soft key
Enter the number of the Q parameter in which
the control is to save the machine parameter
Press the
ENT
key
Select the
CFGREAD
function
Enter the numbers of the string parameters for
key, entity, and attribute
Press the
ENT
key
Enter the number for the index, or skip the dialog
with N
NO ENT
, whichever applies
Close the parenthesized expression with the
ENT
key
Press the
END
key to conclude entry
Example: Read overlap factor as Q parameter
Parameter settings in the configuration editor
ChannelSettings
CH_NC
CfgGeoCycle
pocketOverlap
Example
14 QS11 = "CH_NC"
Assign string parameter for key
15 QS12 = "CfgGeoCycle"
Assign string parameter for entity
16 QS13 = "pocketOverlap"
Assign string parameter for parameter name
17 Q50 = CFGREAD( KEY_QS11 TAG_QS12 ATR_QS13 )
Read out machine parameter