Request Nmt - Mitsubishi Electric MELSEC-F FX3U-CAN User Manual

FX -CAN User's Manual
3U
5.8.9

Request NMT

This object indicates at the NMT Master the current NMT state of a unique CANopen
The sub-index corresponds to the node-ID of the CANopen
represents all nodes. Only the NMT Master is allowed to send NMT node control messages.
The NMT state is shown in BFM #601 to #727.
At the NMT Master, an NMT message can be requested can be via an SDO write access. Consider using this
carefully because the NMT Startup Master will not set the Target Node automatically back to Operational
until the next reset if the request is a Stop or Pre-Operational request!
→ For the BFM assignment corresponding to the NMT state of each node, refer to Section 6.22
Note
If a Node for Heartbeat consuming is activated and a boot-up Message is received from this node, the NMT
state Pre-operational will be displayed for this node until the next Heartbeat is received for this node.
Object H1F82 Sub-index H01 to H80: Request NMT
Value (hex)
00 NMT state unknown
01
CANopen
02 to 03 Reserved
04 NMT state Stopped
05 NMT state Operational
06 Reserved
07 Reserved
08 to 7E Reserved
7F NMT state Pre-operational
80 to 83 Reserved
84 Reserved
85 Reserved
86 Reserved
87 Reserved
88 to 8E Reserved
8F Reserved
90 to FF Reserved
SDO read
®
device missing
®
devices in the network. The sub-index H80
Description
SDO write
Reserved
Reserved
NMT service Stop remote node
NMT service Start remote node
NMT service Reset node
NMT service Reset communication
NMT service Enter pre-operational
NMT service Stop remote node excluding NMT master
With this Value the NMT Slave will be set into the requested
NMT State Stopped, but the NMT Master will stay in its
current NMT State.
NMT service Start remote node excluding NMT master
With this Value the NMT Slave will be set into the requested
NMT State Operational, but the NMT Master will stay in its
current NMT State.
NMT service Reset node excluding NMT master
With this Value the NMT Slave will be set into the requested
NMT State Reset Node, but the NMT Master will stay in its
current NMT State.
NMT service Reset communication excluding NMT master
With this Value the NMT Slave will be set into the requested
NMT State Reset communication, but the NMT Master will
stay in its current NMT State.
NMT service Enter Pre-operational excluding NMT master
With this Value the NMT Slave will be set into the requested
NMT State Pre-operational, but the NMT Master will stay in
its current NMT State.
5 Introduction of Functions
5.8 Network Management
®
device in the network.
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