15
04.00 Tables
15.2 List of s
stem variables
15
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Siemens AG 2000. All rights reserved
SINUMERIK 840D/840Di/810D/FM-NC Programming Guide Advanced (PGA) – 04.00 Edition
15-541
15.2.22 Programmed values
Identifier Type Description: System variable/value range/index Part pro Sync O S
$P_AXN1
AXIS $P_AXN1
Current address of the geometry axis – abscissa
R3
$P_AXN2
AXIS $P_AXN2
Current address of the geometry axis – ordinate
R3
$P_AXN3
AXIS $P_AXN3
Current address of the geometry axis – applicate
R3
$P_ACTGEOAX
AXIS $P_ACTGEOAX[1]
Current geometry axis assignment, dependent on plane
Returns the current geometry axis assignment programmed with
GEOAX(1,X,2,Y,3,Z)
Array index 1–3 for 1st to 3rd geometry axis
n: Number of input 1 – ...
R4
15.2.23 G groups
$P_GG
INT $P_GG[n]
Current G function of a G group (index as PLC interface)
n: Number of the G group
R2
$P_EXTGG
INT $P_EXTGG[n]
Can only be used in Siemens mode:
Current G function of a G group with external NC languages (index as
PLC interface)
n: Number of the G group
R5
$A_GG
INT $A_GG[n]
Read current G function of a G group (index as PLC interface) from
SA (index as PLC interface)
n: Number of the G group
R5
$P_SEARCH
BOOL $P_SEARCH
Block search is active if TRUE (1)
R2
$P_SEARCH1
BOOL $P_SEARCH1
Block search with calculation is active if TRUE (1)
R2
$P_SEARCH2
BOOL $P_SEARCH2
Block search without calculation is active if TRUE (1)
R2
$P_SEARCHL
INT R1 = $P_SEARCHL
Returns the last selected search type:
(coding analogous to PIservice _N_FINDBL)
0 : No block search
1 : Block search without calculation
2 : Block search with calculation on contour
3 : Reserved
4 : Block search with calculation at end of block position
R5