Getstno (Acquiring Starting Word Number Of Specified Slot) - Panasonic FP7 Series Command Reference Manual

13.11 GETSTNO (Acquiring Starting Word Number of Specified Slot)

13.11 GETSTNO (Acquiring Starting Word Number of Specified Slot)
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Ladder diagram
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List of operands
Operand Description
S Specify the starting address of the device that stores the slot number or a constant.
D Specify the starting address of a readout destination device.
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Devices that can be specified (indicated by ●)
Operan
d
W W
X Y
S ● ●
D ● ●
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Outline of operation
● This instruction reads the starting word number of the slot specified by [S] and sets it in [D].
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Precautions for programming
● An operation error occurs when a slot number without unit registration is specified when an
I/O map has been registered.
● An operation error occurs when the number of a slot in which no unit is installed is specified
when no I/O map has been registered.
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Flag operations
Name Description
To be set in case of out-of-range values in indirect access (index modification).
To be set when an out-of-range value is specified for [S] (slot number).
SR7
To be set when a slot number (S) without unit registration is specified when an I/O map has been
SR8
registered.
(ER)
To be set when a slot number (S) without an installed unit is specified when no I/O map has been
registered.
13-18
16-Bit device:
W W W S D L
R L S D T D
● ● ● ●
● ● ● ●
32-Bit
device:
TS TE
U W
WI IX
C C
M O
S E
Real St
Integer numbe rin
r g
D
K H SF " "
Ｕ
F
● ●
WUME-FP7CPUPGR-12
Index
modifie
r
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●