Sony MG40 Series Command Reference Manual page 100

Latch
Th is function is used for the display latch-related settings and acquisition.
Th e latch status cannot be established during pause; nor can the pause status be established during latching.
Use the memory data output command for the output of the data in the latch status. Th e data request
command cannot be used.
Set latch
The command sets the latch status.
Command format
Return format
Target
Save setting values
Examples of use
Compatible command
Acquire latch status
The command acquires the current latch status.
Command format
Return format
Target
Examples of use
Compatible command
Latch On
(Compatible command only)
The command establishes the latch status.
Command format
Return format
Target
Examples of use
Compatible command
Latch Off
(Compatible command only)
The command releases the latch status.
Command format
Return format
Target
Examples of use
Compatible command
4-12
(E)
LCH Designated axis =<Setting value>
<Setting value> 0 : Off (Factory setting)
1 : On
Execution results
Single axis, MG42 hub unit, all axes
Setting values not saved.

LCH[00 ]=1
Transmission :
Return : OK000
None
LCH Designated axis ?
LCH Designated axis =<Setting value>
<Setting value> 0 : Off
1 : On
Single axis
LCH[00A]?
Transmission :
(Acquire the latch status of axis A for the MG41 main unit.)
Return : LCH[00A]=1 (Latch "On" status)
None
None
Execution results
Single axis, MG42 hub unit, all axes

[31 ]LCHON
Transmission :
(Set latch to "On" for all the axes for the MG42 hub unit ID31.)
Return : OK000 (Successfully completed.)
Designated axis LCHON
None
Execution results
Single axis, MG42 hub unit, all axes

[01 ]LCHOFF
Transmission :
(Set latch to "Off " for all the axes for the MG42 hub unit ID01)
Return : OK000 (Successfully completed.)
Designated axis LCHOFF
Measurement
Ethernet
mode
(Set latch for all the axes for the MG41 main unit.)
(Successfully completed.)
Measurement
Ethernet
mode
Measurement
Ethernet
mode
Measurement
Ethernet
mode
CC-Link
CC-Link
CC-Link
CC-Link
MG40 Series