Mitsubishi Electric MELSEC iQ-R Series User Manual page 117

■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 slave function instruction is
enabled".
[Navigation window]  [Parameter]  [Module Information]  [RJ71DN91]  [Module Parameter]  [Basic Setting]
Classification Label name
Module label 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.uSlave_Function_Transmit_Data_D[0]
RDN91_1.uBFM_Monitor_Direct.uData_Consistency_Setting_Status_Area_D.1
Label to be defined Define global labels as shown below.
■FBs
The following shows FBs to be used in the program example.
• M_RJ71DN91_SlaveRead
• M_RJ71DN91_SlaveWrite
Description
Watchdog timer error
I/O communicating
Module READY
I/O communication request
Slave function transmit data
Slave function data consistency
dedicated instruction setting
status
Appendix 5 Setting the Parameter with a Program
Device
X20
X21
X2F
Y31
U2\G3072
U2\G1588.1
A
APPX
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