Parameters
Parameter Declaration Data Type Memory Area Description
LADDR INPUT WORD I, Q, M, D, L,
constant
Any logical address of the module In
bit 15 you indicate whether an input
address (bit 15 = 0) or an output
address (bit 15 = 1) is present.
RET_VAL OUTPUT INT I, Q, M, D, L, Error information
AREA OUTPUT INT I, Q, M, D, L, Area ID: indicates how the remaining
parameters are to be interpreted.
MASTER OUTPUT INT I, Q, M, D, L,
constant
Area ID:
n 0, if the slot is located in one of
the racks 0 - 3 (S7-300) or 0 - 21
(S7-400)
n 1 to 32: DP master system ID of
the associated field device if the
slot is located in a field device on
PROFIBUS
n 100 to 115: PROFINET IO
system ID of the associated field
device if the slot is located in a
field device on PROFINET
STATION OUTPUT INT I, Q, M, D, L
n No. of rack, if area ID= 0
n Station number of field device if
area ID > 0
SLOT OUTPUT INT I, Q, M, D, L Slot no.
SUBSLOT OUTPUT INT I, Q, M, D, L Interface module number
OFFSET OUTPUT INT I, Q, M, D, L Offset in user data area of the associ-
ated module
VIPA SPEED7
Integrated Standard
System Functions > SFC 71 - LOG_GEO - Determining the slot belonging to a logical address
HB00 | OPL_SP7 | Operation list | en | 18-30 718
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