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Programming: q parameters 8.11 string parameters – HEIDENHAIN TNC 128 (77184x-02) User Manual

Page 246

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Programming: Q Parameters

8.11

String parameters

8

246

TNC 128 | User's Manual HEIDENHAIN Conversational Programming | 5/2014

Reading a numerical value of a machine parameter

In order to store the value of a machine parameter as a numerical
value in a Q parameter:

Select Q-parameter functions

Select the FORMULA function

Enter the number of the Q parameter in which the
TNC is to save the machine parameter. Confirm
with the

ENT key

Select the CFGREAD function

Enter the numbers of the string parameters for
the key, entity and attribute, then confirm with the
ENT key
Enter the number for the index, or skip the dialog
with NO ENT, whichever applies

Close the parenthetical expression with the

ENT

key and confirm your entry with the

END key

Example: Read overlap factor as Q parameter

Parameter settings in the configuration editor

ChannelSettings

CH_NC

CfgGeoCycle

pocketOverlap

14 DECLARE STRINGQS11 = "CH_NC"

Assign string parameter for key

15 DECLARE STRINGQS12 = "CFGGEOCYCLE"

Assign string parameter for entity

16 DECLARE STRINGQS13 = "POCKETOVERLAP"

Assign string parameter for parameter name

17 Q50 = CFGREAD( KEY_QS11 TAG_QS12 ATR_QS13 )

Read out machine parameter