Mitsubishi Electric MELSEC iQ-R Series User Manual page 112

■With data consistency (using the module function block)
Perform the I/O communication between the RJ71DN91 master node and the slave nodes maintaining the data consistency.
Set "Data consistency setting" of "Master/Slave Function Common Parameters" to "Only master function instruction is
enabled".
[Navigation window]  [Parameter]  [Module Information]  [RJ71DN91]  [Module Parameter]  [Basic Setting]
Classification
Module label
Label to be defined
■FBs
The following shows FBs to be used in the program example.
• M_RJ71DN91_MasterRead
• M_RJ71DN91_MasterWrite
APPX
110
Appendix 5 Setting the Parameter with a Program
Label name
RDN91_1.bSts_Watchdog_Timer_Error
RDN91_1.bSts_IO_Communicating
RDN91_1.bSts_Module_Ready
RDN91_1.bSet_IO_Communication_Request
RDN91_1.uBFM_Control_Direct.uMaster_Function_Transmit_Data_D[0]
RDN91_1.uBFM_Control_Direct.uMaster_Function_Transmit_Data_D[1]
RDN91_1.uBFM_Monitor_Direct.uNode_Communication_Status_D[0]
RDN91_1.uBFM_Monitor_Direct.uData_Consistency_Setting_Status_Area_D.0
Define global labels as shown below.
Description
Watchdog timer error
I/O communicating
Module READY
I/O communication request
Master function transmit data
Master function transmit data
Communication status of nodes
Master function data
consistency dedicated
instruction setting status
Device
X00
X01
X0F
Y11
U0\G2304
U0\G2305
U0\G444
U0\G1588.0