Danfoss CANopen VLT Midi Drive FC 280 Programming Manual page 12

Configuration
3.1.5 SDO Communication
All CANopen objects and frequency converter parameters
can be accessed via service data objects (SDO).
For a description of supported SDO abort codes, refer to
3 3
chapter 8 Troubleshooting.
Transmit SDO
Receive SDO
Table 3.5 COB-IDs for SDO Communication
COB-ID CS
600+ID See following text 01
Table 3.6 Structure of a SDO-message (Request)
The CS field contains the command and response
specifiers. See Table 3.7 and Table 3.8.
Command
Write request 4 bytes
Write request 2 bytes
Write request 1 byte
Read request (any)
Table 3.7 Command
Response
Write response (any)
Read response 4 bytes
Read response 2 bytes
Read response 1 byte
Error response
Table 3.8 Response
Saving OD entries
In a standard configuration, all parameters and OD entries
are stored in volatile (RAM) memory only. To store current
network configuration in non-volatile memory, use OD
with index 1010h.
To save parameters, write the value 65766173 (save) to the
following subindex in OD: 1010h.
OD index Subindex Description
1010h
Table 3.9 Saving OD Entries
10
COB-ID
1409 (581h)–1535 (5FFh)
1537 (601h)–1663 (67Fh)
OD index Subindex
20 00
CS
23h
2Bh
2Fh
40h
0 Number of entries.
1 Save all communication parameters and
frequency converter parameters.
2 Save all communication parameters.
3 Reserved.
4 Save all frequency converter parameters
(all set-ups).
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CANopen
Restoring OD entries
To restore factory defaults, use OD index 1011h.
To restore default parameters, write the value 64616F6C
(load) to the following subindex in OD: 1011h.
OD index Subindex Description
580h+Node ID
1011h
600h+Node ID
Data
Table 3.10 Restoring OD Entries
00 00 00 00
1) Requires power cycle.
NOTICE
Frequency converter shows alarm 80, Drive initialized
after the restore.
CS
60h
43h
4Bh
4Fh
80h
0 Number of entries.
1 Restore all communication parameters and
frequency converter parameters
2 Restore all communication parameters.
3 Reserved.
4 Restore all frequency converter parameters
(all set-ups).
1)
.
MG07E102