CAN-CBX-AI420 - esd electronics, Inc.
CAN-CBX-AI420 - esd electronics, Inc.
CAN-CBX-AI420 - esd electronics, Inc.
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34<br />
<strong>CAN</strong>open-Software<br />
Frequently Used Command Codes<br />
The following table summarizes frequently used command codes. The command<br />
frames must always contain 8 data bytes. Notes on the syntax and further command<br />
codes can be found in CiA DS 301, chapter “Service Data Object”.<br />
Command<br />
Write Request<br />
(Initiate Domain Download)<br />
Write Response<br />
(Initiate Domain Download)<br />
Read Request<br />
(Initiate Domain Upload)<br />
Read Response<br />
(Initiate Domain Upload)<br />
Error Response<br />
(Abort Domain Transfer)<br />
Number of data<br />
bytes<br />
1<br />
2<br />
3<br />
4<br />
Command code<br />
[Hex]<br />
2F<br />
2B<br />
27<br />
23<br />
- 60<br />
- 40<br />
1<br />
2<br />
3<br />
4<br />
4F<br />
4B<br />
47<br />
43<br />
- 80<br />
Index, Sub-Index . Index and sub-index will be described in the chapters “Device Profile Area” and<br />
“Manufacturer Specific Objects” of this manual.<br />
Data Field ...... The data field has got a size of a maximum of 4 bytes and is always structured<br />
‘LSB first, MSB last’. The least significant byte is always in ‘Data 1’. With 16-bit<br />
values the most significant byte (bits 8...15) is always in ‘Data 2’, and with 32-bit<br />
values the MSB (bits 24...31) is always in ‘Data 4’.<br />
<strong>CAN</strong>-<strong>CBX</strong>-<strong>AI420</strong> Manual Rev. 1.3
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