Siemens sinumerik 840d Programming Manual page 89
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02.98
1
1.21 CHECKSUM: Creation of a checksum over an array (> SW 5.2)
840D
840D
NCU 571
NCU 572
NCU 573
Additional notes
The parameters first and last are optional. If no
column indices are indicated, the checksum is
formed over the whole array.
The result of the checksum is always definite. If an
array element is changed, the result string will also
be changed.
Programming example
N10 DEF INT ERROR
N20 DEF STRING[16] MY_CHECKSUM
N30 DEF INT MY_VAR[4,4]
N40 MY_VAR=...
N50 ERROR=CHECKSUM
(CHECKSUM;"MY_VAR", 0, 2)
...
returns in MY_CHECKSUM the value
"A6FC3404E534047C"
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SINUMERIK 840D/840Di/810D/FM-NC Programming Guide Advanced (PGA) − 04.00 Edition
810D
840Di
Flexible NC Programming
1
1-89
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