Example) Relay operation when the cyclic communication stop request is made on a
started node
All nodes communicating
normally relay (X6C)
EtherNet/IP start/stop
controllable (X6B)
(1)
Cyclic communication normal
node table (*1)
Cyclic communication stop
node table (*1)
(2)
(3)
(Note 1) The state can be checked by the ETSTAT instruction.
(1)
Cyclic Communication Stop
Request (EIPSTOP)
(2)
Instruction reception
impossible period
(3)
The specified node stop is
complete
■
Flag operations
Name Description
SR7
SR8
(ER)
To be set when the unit specified by UNITSEL is not the built-in ET-LAN.
To be set when the EtherNet/IP function is set to Not Use in the Ethernet unit configuration.
Set when executed in an interrupt program.
To be set when the value of [n] exceeds 256.
To be set when the address that is specified by [S] + [Number of valid words for [n]] is out of
the device range.
To be set in the case of out-of-range in indirect access (index modification).
17.36 EIPSTOP (Cyclic Communication Stop Request)
WUME-FP7CPUPGR-12 17-185