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Functions
Fig. 4-28: NMT Master startup process (3)
NMT Master simple startup
The following figure shows a more simple overview of the total NMT master startup without any NMT
Slave setting in Object Dictionary Index 1F81
Fig. 4-29: NMT Master simple startup
4 – 40
Continued from the previous page
Switch to NMT state
OPERATIONAL
Start NMT slaves with
OD Index
NMT start all nodes?
1F80
Bit 1, Bit 3
H
Network startup
finished without failures
OD Index
1F81
H
Bit 0, Bit 4
Buffer memory
address Un\G70
(default: 500 ms)
OD Index 1F80
H
Bit 1
All optional NMT slaves
started successfully?
No
NMT service Start
remote node with
node-ID = 0
(all nodes)
. Refer to fig. 4-28 to see the whole process.
H
Power on / Reset
Keep NMT Slaves
in Operational?
No
NMT service Reset
communication all
Nodes
Time delay between Reset
Communication and Start
remote all Nodes
Start remote all Nodes?
Yes
NMT service Start
remote all Nodes
End of startup
Network Management
No
Yes
NMT service Start
remote for each NMT
slave individually
(all assigned slaves)
Yes
No
MITSUBISHI ELECTRIC
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