Omron CJ1W-DRM21 Operation Manual page 62

1 Features and System Configuration
Fixed Allocations
(Refer to 5-2 Fixed Allocations)
FALSE
(Slave function disabled)
Change "*_Sw2SlavDsblCmd" (Slave Stop
Switch) to TRUE from the Sysmac Studio.
Change "*_Sw2SlavFixAloc1Cmd"
to "*_SlavFixAloc3Cmd"
(Slave Fixed Allocation
Setting 1 to 3 Switches)
to TRUE from the Sysmac Studio.
Change "*_Sw2SlavEnblCmd" (Slave Enable Switch) to TRUE from the Sysmac Studio.
Note: Execute this only when slave communications are turned OFF. (If the Master Enable Switch is turned ON when master
communications are enabled, a Unit error will occur and a C2 error will be displayed on the 7-segment indicator on the front panel.)
Precautions for Correct Use Precautions for Correct Use
Slave communications must be disabled prior to area allocation when you use fixed allocations
or allocations set in the device variable for CJ-series Unit, and the settings must be read to the
Unit when slave communications are enabled.
Allocations will not be valid if slave communications are enabled during area allocation.
1-20
Create an I/O table, and switch the CPU Unit to PROGRAM mode.
User-set Allocations Using Device Variables for
CJ-series Unit
Check to see if the slave function is disabled.
<Check "*_SlavEnblSta" (Slave Function Enabled)
from the Sysmac Studio.>
TRUE (Slave function enabled)
Input data in advance into
"*_SlavAlocTblCfg[0] "
to "*_SlavAlocTblCfg[5] "
(Slave User-set Allocations
Setup Table).
Change "*_Sw2SlavAlocCmd"
(Slave User Allocations Switch)
to TRUE from the Sysmac Studio.
Define user-defined variables in the area to which I/O data is allocated.
Switch the CPU Unit to RUN mode.
Slave remote I/O communications will begin.
CJ-series DeviceNet Units Operation Manual for NJ-series CPU Unit(W497)
User-set Allocations Using CX-Integrator
(Refer to the CX-Integrator manual)
(Refer to 5-3 User-set Allocations)
Create a device parameter file
from the CX-Integrator. (Enable
Slave function in CJ1W-DRM21
properties at this time.) Then
download the file to the
DeviceNet Unit.