Communications Using The Slmp - Mitsubishi Electric MELSEC iQ-R Series User Manual

Communications using the SLMP

By SLMP, data is read/written from the Motion module, the external device such as a personal computer or HMI (Human
Machine Interface) to devices in the CPU module of the master station and local station, the buffer memory areas of the
remote station.
This function allows seamless communications with stations on different types networks.
The Motion module sends and receives , and relays SLMP messages. For details on an SLMP, refer to the following.
 SLMP Reference Manual
Sending/receiving
SLMP messages
Ethernet
When using a version of Add-on baseSystem "1.22" or earlier, the Motion module does not support the SLMP
message relay operation.
Precautions
For SLMP communications, set the same communication speed for the connected station and access destination. When
different communication speeds are set for the connected station and access destination, SLMP communication may not be
possible.
1 FUNCTIONS
60
1.2 Transient Transmission
Sending/receiving
SLMP messages
Relay