Omron CS1W-MCH71 Operation Manual page 390

Command Details
Present Position
Latch (LATCH)
Command type
Format
Operand
Operand Setting range
Latch position stor- R/W variable
ing variable address
−2147483648 to
Latch check start
position 2147483647
−2147483648 to
Latch check end
position 2147483647
Note
Description
Specification
Both start position and
end position are omitted
Start position is omitted
• The workpiece coordinate system offset value specified will be enabled
when WORK command is executed. It means that the offset value will not
be reflected in the operation until WORK command is executed again
when using the coordinate system specified with Workpiece coordinate
system number.
• Workpiece coordinate system offset value specified will stay enabled until
OFFPOS command is executed again.
The present position of the specified axis is stored.
Single execution command
LATCH_[<axis name>]<latch position storing variable>{I<latch check start
position>}
{J<latch check end position>};
Ex: LATCH_[J01]#DL0000;
Axis name: J01 to J32
Decimal
No
Yes
Yes
(1) Word data is extended to long word data with a sign in the MC Unit.
(2) The actual value is determined by the setting value of the parameter
[P5AA02: Position command decimal point position].
(3) There is no influence. ABL specification is always used.
• The position of the specified axis is stored.
• The latched position is assigned in Latch position storing variable.
• Latch signal is accepted only in the sections specified in Latch check start
position and Latch check end position.
• The latch position assigned in Latch position storing variable, Latch check
start position, and Latch check end position are values on the coordinate
system currently being selected.
• Present position latch is performed as shown below depending on the
relations between Latch check start position and Latch check end posi-
tion.
Accepting section is not specified.
Lower limit
Accepting section: Start position and after
Lower limit
Variable specification
Bit Word Long
word
No No Yes
No Yes (See Yes
note 1.)
No Yes (See Yes
note 1.)
Operation
Start position
Section 6-3
INC/ ABL
influ-
Real Indirect
ence
number specifi-
cation
No No No
Yes (See Yes No (See
note 2.) note 3.)
Yes (See Yes No (See
note 2.) note 3.)
Upper limit
Upper limit
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