HEIDENHAIN TNC 335 Technical Manual - Manual (Page 292)

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TNC 360 14 Datum Correction 4-195
PLC example: Datum correction with M20 activated, with M21 deactivated.
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LN
M2045
S M10
.
L
M1920
A M2045 ;M20 activated
A M10 ;Buffered marker for strobe marker 2716
CMT 200 ;Datum correction call
R M10
L M1921
A M2025 ;M21 activated
A M10 ; Buffered marker for strobe marker 2716
CMT201 ;Deactivate datum correction call
R M10
L M1920
O M1921
A M2045
AN M2716
S M2482 ;Acknowledgment
EM ;End of main program
LBL 200 ;Activate module for datum correction call
L D896 ;Value from MP4210.32
= D528 ;Shift X axis
L K0
= D532 ;Do not shift Y axis
= D536 ;Do not shift Z axis
= D540 ;Do not shift 4th axis
L M10
S M2716
EM
LBL 201 ;Cancel module for datum compensation
L D900 ;Value from MP4210.33
= D528
L K0
= D532 ;Do not shift Y axis
= D536 ;Do not shift Z axis
= D540 ;Do not shift 4th axis
L M10
S M2716
EM
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