Mitsubishi Electric MELSEC iQ-R Series User Manual page 109

I/O communication with the slave nodes
Perform the I/O communication between the RJ71DN91 master node and the slave nodes without the refresh setting and the
auto communication start setting.
■Without data consistency
Set "Data consistency setting" of "Master/Slave Function Common Parameters" to "Disable".
[Navigation window]  [Parameter]  [Module Information]  [RJ71DN91]  [Module Parameter]  [Basic Setting]
To secure the consistency of transmit/receive data of multiple words, check the data communication by providing the area for
handshake at the end of the transmit/receive data.
Classification Label name
Module label RDN91_1.bSts_IO_Communicating
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.uMaster_Function_Receive_Data_D[0]
RDN91_1.uBFM_Monitor_Direct.uMaster_Function_Receive_Data_D[1]
RDN91_1.uBFM_Monitor_Direct.uMaster_Function_Receive_Data_D[6]
Label to be defined Define global labels as shown below.
Description
I/O communicating
I/O communication request
Master function transmit data
Master function transmit data
Communication status of nodes
Master function receive data
Master function receive data
Master function receive data
Appendix 5 Setting the Parameter with a Program
Device
X01
Y11
U0\G2304
U0\G2305
U0\G444
U0\G1792
U0\G1793
U0\G1798
A
APPX
107